25 Highlights 35 Differences 9 Reactions 0 Likes

Tern HSD S00 (Gen 2) vs Tern GSD S10 (Gen 3): 25 Highlights & 35 Differences — So, Which Electric Bike Actually Works Better

Compare the Tern HSD S00 (Gen 2) and Tern GSD S10 (Gen 3) to see which e-bike offers the best power, weight, and price for your urban rides. Can the HSD beat the GSD? We lined up Tern HSD S00 (Gen 2) and Tern GSD S10 (Gen 3) across motor type, battery type, gear type & brake type and more to help drivers like you choose the right electric bike with ease.

Tern HSD S00 (Gen 2)
Tern GSD S10 (Gen 3)
vs

Highlights 186

No extras. Just what matters.
0 Points
vs
0 Points

Why is Tern HSD S00 (Gen 2) better than Tern GSD S10 (Gen 3) ?

Scroll down for more facts

Tern HSD S00 (Gen 2) vs. Tern GSD S10 (Gen 3): The Ultimate Electric Cargo Bike Showdown

When it comes to premium electric cargo bikes, the Tern HSD S00 (Gen 2) and the Tern GSD S10 (Gen 3) stand tall as top-tier contenders. Both bikes are designed with urban commuting and cargo hauling in mind, offering electric pedal-assist motors that make transportation easier, faster, and more efficient. While they share similarities in their intended use and high-quality build, there are several key differences that might sway your decision. From motor performance to battery life, both bikes bring their own strengths to the table. Let’s dive into the details to help you decide which one suits your needs best.

The Tern HSD S00 (Gen 2): Compact Power and Flexibility

The Tern HSD S00 (Gen 2) offers a more compact form factor, making it ideal for riders who need a powerful electric bike without the bulk. This bike is perfect for city dwellers or anyone with limited storage space. With a weight of just 61.7 lbs, it’s lighter than the Tern GSD S10 (Gen 3), which makes it easier to handle and maneuver, especially in tight spaces. Its 61.7 lbs weight allows for quicker rides through city streets, without compromising on stability.

In terms of motor performance, the Tern HSD S00 (Gen 2) comes equipped with a 250 Watt motor that delivers a solid 75 Nm of torque. This provides ample power for daily commutes and light cargo transportation. It’s also equipped with five pedal assist modes (including Eco, Tour, and Turbo), giving riders a tailored experience based on their needs.

The HSD S00 also excels with its range of 76 miles on a single charge, making it one of the most efficient e-bikes in its class for urban commuting. The ability to fold the bike down to a 15.6 inches width makes it incredibly convenient for those with limited space.

The Tern GSD S10 (Gen 3): Heavy Duty with Advanced Features

On the other hand, the Tern GSD S10 (Gen 3) is built for riders who prioritize carrying capacity and robust performance. Weighing in at 82.3 lbs, this e-bike is heavier but offers a greater rider weight capacity of 287 lbs, which is ideal for those who need to haul more weight or carry heavier loads. This added capacity doesn’t compromise its performance, though—the GSD S10 offers a high torque of 85 Nm, giving it a boost in power for steep hills or tough cargo hauls.

One of the standout features of the Tern GSD S10 is its 250 Watt motor and 20 mph top speed, which provides smooth acceleration, even when carrying substantial weight. Additionally, the GSD S10 boasts a 545 Wh battery that, while offering a slightly lower range of 61 miles, is still quite reliable for long-distance rides.

Despite the GSD S10’s higher weight, it offers excellent stability on the road, and its 8 inch brake rotors ensure superior stopping power, which is essential when handling heavier loads. The bike also features a more advanced safety setup with ABS braking technology, making it a great choice for safety-conscious riders.

Quick Take: What Makes Each Model Stand Out

The Tern HSD S00 (Gen 2) shines in its compact design and superior range, making it perfect for city riders who need a lightweight, easy-to-store bike. The folding feature and lighter weight of the HSD model make it a versatile choice for urban living, while its solid motor performance and long range stand out in its category.

On the other hand, the Tern GSD S10 (Gen 3) is all about heavy-duty power and cargo capacity. While it’s bulkier and has a shorter range, its ability to carry more weight and its robust braking system make it the better choice for those who need a more rugged, workhorse bike for heavier loads and longer distances.

Closing Recommendation: Which One Should You Choose?

Ultimately, the choice between the Tern HSD S00 (Gen 2) and the Tern GSD S10 (Gen 3) depends on your specific needs. If you’re looking for a more compact, versatile, and high-performance bike for daily commuting and occasional cargo, the HSD S00 (Gen 2) might be the best fit. However, if you need a more powerful bike that can handle heavier loads and provide a stable, secure ride for both cargo and riders, the GSD S10 (Gen 3) is a clear winner. Consider your priorities, and let that guide your choice.

Verdict

  • Winner: Tern HSD S00 (Gen 2) – Best for city commuters and riders needing a lightweight, foldable bike with impressive range.
  • Runner-up: Tern GSD S10 (Gen 3) – Excellent for heavy-duty cargo hauling and riders who prioritize stability and power, but it’s bulkier and has a slightly shorter range.

Comparisons 9

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Price comparisons

(✱) Prices may be changed at any time without further notice.

Related comparisons 9

Because one duel is never enough.

Comparisons & Facts 186

Side by side. The numbers. The features. No drama.

Not just a list of specs — this electric bikes comparison gives you insight into how Tern HSD S00 (Gen 2) and Tern GSD S10 (Gen 3) perform in real-world use.

General Information 14

Rider Weight Capacity

What is the rider weight capacity?

264 lbs 0 Votes
287 lbs 0 Votes

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Rider Weight Capacity

The HSD S00 (Gen 2) supports up to 264 lbs (120 kg), while the GSD S10 (Gen 3) can handle up to 287 lbs (130 kg). The GSD is better for carrying heavier riders or cargo.

Max supported rider weight for safety/warranty.

I love that the GSD S10 can hold 287 lbs – means it’s great for heavier cargo or additional passengers. HSD S00’s 264 lbs is fine, but I need more room for my gear.

See more

Bike Weight

What is the bike’s weight?

61.7 lbs 0 Votes
82.3 lbs 0 Votes

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Bike Weight

The HSD S00 (Gen 2) weighs 61.7 lbs (28 kg), making it lighter and easier to handle. The GSD S10 (Gen 3) weighs 82.3 lbs (37.3 kg), providing greater stability but less maneuverability.

total weight affects portability and handling.

I was surprised by the Tern HSD S00's 61.7 lbs. It's way lighter than I expected for a cargo bike, but the GSD S10’s extra weight does seem to provide more stability when carrying heavy loads.

See more

Year of Release

What is the release year?

0 Tern HSD S00 (Gen 2) 0 Votes 2023

0 Tern GSD S10 (Gen 3) 0 Votes 2025

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Year of Release

The Tern HSD S00 (Gen 2) was released in 2023, while the Tern GSD S10 (Gen 3) launched in 2025, making the GSD slightly newer with potential improvements.

Model year indicates recency of design/features.

Foldable Design

Does the bike have a foldable design?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

Folds flat and can be parked vertically—handy for elevators or tight apartment storage.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Flat-folds and parks vertically to save space—useful in apartments or offices.

Indicates whether the frame folds for compact storage.

Rider Height Range

What is the recommended rider height range?

0 Tern HSD S00 (Gen 2) 0 Votes 4’11” - 6’5”

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

≈ 150–195 cm; the long adjustment range makes it easy to share among family members.

Recommended rider height span for proper fit.

Frame Material

What is the frame material?

0 Tern HSD S00 (Gen 2) 0 Votes Aluminum

0 Tern GSD S10 (Gen 3) 0 Votes Aluminum

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

6061 aluminum balances stiffness and corrosion resistance for cargo loads.

Core frame material impacts weight, stiffness, and durability.

Model Name

What is the model name?

0 Tern HSD S00 (Gen 2) 0 Votes HSD S00 (Gen 2)

0 Tern GSD S10 (Gen 3) 0 Votes GSD S10 (Gen 3)

Brand’s exact model identifier.

Series/Line

What is the series or line?

0 Tern HSD S00 (Gen 2) 0 Votes HSD

0 Tern GSD S10 (Gen 3) 0 Votes GSD

Family/line the model belongs to.

Country of Origin

What is the country of origin?

0 Tern HSD S00 (Gen 2) 0 Votes Taiwan

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Where the product is manufactured/assembled.

Intended Use

What is the intended use?

0 Tern HSD S00 (Gen 2) 0 Votes Urban/Commuter, Cargo

0 Tern GSD S10 (Gen 3) 0 Votes Urban/Commuter, Cargo

Primary riding scenarios the bike is optimized for.

Frame Style

What is the frame style?

0 Tern HSD S00 (Gen 2) 0 Votes Step-Thru

0 Tern GSD S10 (Gen 3) 0 Votes Step-Thru

Geometry/access style influences mounting and comfort.

Color Options

What color options are offered?

0 Tern HSD S00 (Gen 2) 0 Votes Blue

0 Tern GSD S10 (Gen 3) 0 Votes Blue

Available finishes for aesthetic preference.

Dimensions 16

Folded Width

What is the folded width?

15.6 inch 0 Votes
72.8 inch 0 Votes

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Folded Width

When folded, the HSD S00 (Gen 2) measures just 15.6 inches (39.6 cm) in width, making it easier to store and transport. The GSD S10, at 72.8 inches (185 cm), is significantly bulkier.

Bike width when folded for storage.

Tern HSD’s folding width of 15.6 inches makes it super easy to store in my apartment. The GSD S10 is just too bulky for my space.

See more

Folded Depth

What is the folded depth?

65 inch 0 Votes
18.1 inch 0 Votes

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Folded Depth

The HSD S00 (Gen 2) folds to 65 inches (165 cm), while the GSD S10’s depth is 18.1 inches (46 cm). The GSD is more compact in depth, but overall, the HSD is smaller.

Bike length when folded down.

Folded Height

What is the folded height?

34.3 inch 0 Votes
34.6 inch 0 Votes

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Folded Height

The HSD S00 (Gen 2) folds to 34.3 inches (87 cm) in height, making it more portable compared to the GSD S10, which folds to 34.6 inches (88 cm). Both are relatively close in height but still differ.

Folded bike height from ground up.

Wheelbase Length

What is the wheelbase length?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

49 inch 0 Votes

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Wheelbase Length

The GSD S10 (Gen 3) has a 49-inch (124.5 cm) wheelbase, providing better stability, especially when carrying heavy loads, while the HSD S00's wheelbase is unspecified but likely shorter.

Distance between front and rear wheel axles.

GSD’s 49-inch wheelbase gives it much better stability, especially when carrying weight. It’s not as nimble, but for the ride quality, it’s worth it.

See more

Seatpost Height Range

What is the seatpost height range?

0 Tern HSD S00 (Gen 2) 0 Votes Adjustable

0 Tern GSD S10 (Gen 3) 0 Votes 27.2" - 41.3"

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

≈ 69–105 cm saddle-to-pedal; quick tool-free cockpit sharing between riders.

Minimum and maximum seatpost extension for rider fit.

Width

What is the bike’s width?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Overall bike width when ready to ride.

Depth

What is the bike’s depth?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Overall bike length front to rear.

Height

What is the bike’s height?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Overall height from ground to highest point.

Handlebar Width

What is the handlebar width?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

End-to-end handlebar span affects steering and comfort.

Standover Height

What is the standover height?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Height of the top tube from ground; affects mount ease.

Package Width

What is the package width?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Shipping box width for delivery/storage.

Package Depth

What is the package depth?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Shipping box length.

Motor & Performance 18

Motor Power

What is the motor power?

250 Watt 0 Votes
250 Watt 0 Votes

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Motor Power

Both bikes have a 250 Watt motor, offering similar levels of power. However, the torque difference (75 Nm vs. 85 Nm) makes the GSD more capable on steep terrain.

Continuous rated motor output.

Tern GSD S10’s motor is powerful, especially with the extra torque. Definitely felt the difference when going uphill! But HSD’s 250W motor is still solid for everyday commutes.

See more

Torque

What is the motor torque?

75 Nm 0 Votes
85 Nm 0 Votes

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Torque

The GSD S10 (Gen 3) delivers 85 Nm of torque, giving it more power for tough inclines and heavier loads, compared to the 75 Nm torque of the HSD S00 (Gen 2).

Torque output for hill climbing and acceleration.

I tested both, and Tern GSD’s 85 Nm torque makes a noticeable difference when carrying loads. The HSD S00’s 75 Nm torque feels a bit lighter but works well for standard rides.

See more

Pedal Assist Levels

How many pedal assist levels are available?

0 Tern HSD S00 (Gen 2) 0 Votes 5 Levels

0 Tern GSD S10 (Gen 3) 0 Votes 5 Levels

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Pedal Assist Levels

The HSD S00 (Gen 2) offers 5 pedal assist modes, while the GSD S10 (Gen 3) offers 4 modes. The additional mode on the HSD S00 (Gen 2) offers more customization for riders.

Number of selectable pedal-assist modes.

Walk Assist Mode

Does it support walk assist mode?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Walk Assist Mode

Both bikes come with walk-assist mode, helping riders maneuver their bikes at a slow pace, perfect for when walking uphill or in crowded areas.

Assists at low speed for pushing uphill.

Throttle Mode

What throttle mode is used?

0 Tern HSD S00 (Gen 2) 0 Votes None

0 Tern GSD S10 (Gen 3) 0 Votes None

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Throttle Mode

Neither the HSD S00 (Gen 2) nor the GSD S10 (Gen 3) features a throttle mode, relying entirely on pedal-assist power for performance.

Defines type of throttle input if available.

Class Rating

What is the bike’s class rating?

0 Tern HSD S00 (Gen 2) 0 Votes Class 1

0 Tern GSD S10 (Gen 3) 0 Votes Class 1

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Class Rating

Both the HSD S00 (Gen 2) and GSD S10 (Gen 3) are rated as Class 1 e-bikes, meaning they are intended for use on bike paths and roads with pedal-assist only (no throttle).

US classification system limiting assistspeed.

Continuous Power Rating

What is the continuous power rating?

250 Watt 0 Votes
250 Watt 0 Votes

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Continuous Power Rating

Both the HSD S00 (Gen 2) and GSD S10 (Gen 3) feature a continuous power rating of 250 Watts, ensuring consistent motor power throughout the ride.

Sustained motor wattage capability.

Motor Type

What is the motor type?

0 Tern HSD S00 (Gen 2) 0 Votes Mid-Drive

0 Tern GSD S10 (Gen 3) 0 Votes Mid-Drive

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Motor Type

Both bikes feature a mid-drive motor, offering efficient power transfer, but the GSD S10 (Gen 3) delivers a more powerful torque (85 Nm) compared to the HSD's 75 Nm.

Defines drive system layout and efficiency.

Motor Position

Where is the motor positioned?

0 Tern HSD S00 (Gen 2) 0 Votes Mid

0 Tern GSD S10 (Gen 3) 0 Votes Mid

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Motor Position

Both bikes feature mid-mounted motors, ensuring better balance and control for both light and heavy loads. No significant difference here.

Placement affects handling and traction.

Regenerative Braking

Does it support regenerative braking?

No 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Regenerative Braking

Neither the HSD S00 (Gen 2) nor the GSD S10 (Gen 3) supports regenerative braking, meaning they don’t capture energy during braking to recharge the battery.

Returns energy to the battery during braking.

Cruise Control

Does it have cruise control?

No 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Cruise Control

Neither bike supports cruise control, so riders will need to maintain pedal-assist input to keep the bike at speed.

Maintains constant speed automatically.

Heat Protection

Does the motor have heat protection?

No 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Heat Protection

The GSD S10 (Gen 3) has no listed heat protection for its motor, whereas the HSD S00 (Gen 2) does not provide information but could imply a similar lack of this feature.

Prevents overheating damage.

Battery & Charging 15

Battery Capacity

What is the battery capacity?

545 Wh 0 Votes
545 Wh 0 Votes

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Battery Capacity

Both bikes offer the same 545 Wh battery capacity, delivering solid power for medium to long-distance rides.

total energy storage of the battery.

Both have the same 545 Wh battery, but the GSD S10's slightly lower range still gets me wondering if it’s enough for longer trips. HSD S00's range gives more peace of mind.

See more

Range (Max)

What is the maximum range?

76 miles 0 Votes
61 miles 0 Votes

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Range (Max)

The HSD S00 (Gen 2) offers a max range of 76 miles (122 km), ideal for longer commutes, whereas the GSD S10 (Gen 3) offers 61 miles (98 km), which is still substantial but less than the HSD.

Max achievable distance per charge.

Tern HSD S00 has an awesome range of 76 miles. That’s perfect for my daily rides without worrying about charging midway. GSD’s range is a bit less, but still pretty good.

See more

Charging Time

What is the charging time?

4.9 hr 0 Votes
4.9 hr 0 Votes

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Charging Time

Both bikes take approximately 4.9 hours to fully charge, ensuring quick but not ultra-fast turnaround times for recharging.

Time to reach full charge.

Charging Port Location

Where is the charging port located?

0 Tern HSD S00 (Gen 2) 0 Votes Frame Side

0 Tern GSD S10 (Gen 3) 0 Votes Frame Charging Socket

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Charging Port Location

The HSD S00 (Gen 2) has its charging port located on the frame side, while the GSD S10 (Gen 3) uses a frame charging socket. This difference is mostly a matter of user preference.

Where the charging port is placed.

Battery Type

What is the battery type?

0 Tern HSD S00 (Gen 2) 0 Votes Lithium-ion

0 Tern GSD S10 (Gen 3) 0 Votes Lithium-ion

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Battery Type

Both bikes use a Lithium-ion battery, providing long-lasting performance. However, the GSD S10 (Gen 3) has a slightly heavier battery at 7.1 lbs (3.2 kg), which could affect its overall weight.

Defines chemistry of the battery pack.

Removable Battery

Is the battery removable?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Removable Battery

Both the HSD S00 (Gen 2) and GSD S10 (Gen 3) have removable batteries, making them easy to charge off-bike and swap out if needed.

Can the battery be detached for charging?

Fast Charging Support

Does it support fast charging?

No 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Fast Charging Support

Neither the HSD S00 (Gen 2) nor the GSD S10 (Gen 3) supports fast-charging, meaning both require a standard charging time to reach full capacity.

Enables accelerated charging.

Range (Min)

What is the minimum range?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

28 miles 0 Votes

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Range (Min)

The GSD S10 (Gen 3) offers a minimum range of 28 miles (45 km), which is helpful for estimating how far you can go in various conditions. The HSD S00 (Gen 2) does not specify a minimum range.

Minimum expected riding distance per charge.

Swappable Battery Compatibility

Is it compatible with swappable batteries?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

You can keep a second PowerPack charged for longer trips—minimizes downtime on delivery or school-run loops.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Dual-battery ready; keeps cadence on long delivery/school-run days.

Allows multiple packs to extend range.

Voltage

What is the battery voltage?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

36 Volt 0 Votes

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Standard e-bike system voltage; pairs with high-current controller for strong assist.

Nominal electrical output of the pack.

Charger Output Power

What is the charger output power?

150 Watt 0 Votes

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

Approximate from 4 A × ~36–42 V (≈ 144–168 W). Bosch quotes amperage rather than watts.

Wattage rating of included charger.

Battery Weight

What is the battery weight?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

7.1 lbs 0 Votes

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

≈ 3.2 kg per 545 Wh pack; plan carrying strategy if swapping batteries.

Mass of the battery pack.

Drivetrain & Transmission 11

Gear Range

How many gears does it have?

0 Tern HSD S00 (Gen 2) 0 Votes 380%

0 Tern GSD S10 (Gen 3) 0 Votes 11–42T Cassette

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Gear Range

The HSD S00 (Gen 2) offers a 380% gear range, making it versatile across various terrains. The GSD S10 (Gen 3) uses an 11–42T cassette, providing a more precise gear setup for different riders.

Number of selectable gears available.

Gear Type

What is the gear type?

0 Tern HSD S00 (Gen 2) 0 Votes Multi-Speed

0 Tern GSD S10 (Gen 3) 0 Votes Multi-Speed

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Gear Type

Both bikes use multi-speed gears, giving riders flexibility in adjusting for different terrains. The HSD S00 (Gen 2) uses a belt system, while the GSD S10 (Gen 3) uses a chain system.

Defines whether the drivetrain has one or multiple gears.

Shifter Type

What type of shifter is used?

0 Tern HSD S00 (Gen 2) 0 Votes Twist

0 Tern GSD S10 (Gen 3) 0 Votes Trigger

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Shifter Type

The HSD S00 (Gen 2) features a twist shifter, ideal for smooth and easy gear changes. The GSD S10 (Gen 3) uses a trigger shifter, which some riders find more precise but less intuitive.

Input style for changing gears.

Chain/Belt Drive Type

What is the drive type?

0 Tern HSD S00 (Gen 2) 0 Votes Belt

0 Tern GSD S10 (Gen 3) 0 Votes Chain

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Chain/Belt Drive Type

The HSD S00 (Gen 2) uses a belt drive, offering quiet, low-maintenance performance, while the GSD S10 (Gen 3) uses a traditional chain, requiring more maintenance but potentially providing more power.

Type of primary drive system.

Derailleur Brand/Model

What is the derailleur brand/model?

0 Tern HSD S00 (Gen 2) 0 Votes Enviolo Heavy Duty IGH

0 Tern GSD S10 (Gen 3) 0 Votes Shimano Deore

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Derailleur Brand/Model

The HSD S00 (Gen 2) uses the Enviolo Heavy Duty IGH system, offering smooth, low-maintenance gear shifting. The GSD S10 (Gen 3) uses Shimano Deore, known for its durability and performance but requiring more maintenance.

Specific derailleur spec for maintenance/compatibility.

Chain/Belt Guard

Does it include a chain/belt guard?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Chain/Belt Guard

Both bikes include a chain/belt guard, ensuring safe operation without the risk of catching clothing or personal items in the drivetrain.

Protection cover prevents dirt and clothing snags.

Belt/Chain Tension Adjustment

Does it have belt/chain tension adjustment?

Yes 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

Belt drives require correct tension; once set, maintenance is minimal compared to chains.

Allows adjustment for smooth performance.

Transmission Efficiency

What is the transmission efficiency?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Energy transfer efficiency of drivetrain.

Automatic Gear Shifting Support

Does it support automatic gear shifting?

No 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

System automatically adjusts gears.

Pedal Material

What is the pedal material?

0 Tern HSD S00 (Gen 2) 0 Votes Aluminum

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Material affects durability and weight.

Freewheel/Cassette Type

What is the freewheel/cassette type?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

0 Tern GSD S10 (Gen 3) 0 Votes Shimano 10-spd

Identifies style/size for drivetrain compatibility.

Brakes & Safety 12

ABS (Anti-lock Braking System)

Does it have ABS?

No 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
ABS (Anti-lock Braking System)

The GSD S10 (Gen 3) includes ABS (anti-lock braking system), which helps prevent skidding and loss of control, especially in wet or slippery conditions, unlike the HSD S00 (Gen 2).

Prevents wheel lockup during braking.

GSD S10’s ABS is a lifesaver. I feel a lot safer with the anti-lock brakes, especially in wet conditions. HSD S00 should’ve included that too.

See more

Brake Type

What is the brake type?

0 Tern HSD S00 (Gen 2) 0 Votes Disc

0 Tern GSD S10 (Gen 3) 0 Votes Disc

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Brake Type

Both bikes feature disc brakes for excellent stopping power, but the GSD S10 (Gen 3) has larger 8-inch (20.3 cm) rotors, providing better performance in heavy-use situations.

Main brake technology used.

Brake Actuation

What is the brake actuation?

0 Tern HSD S00 (Gen 2) 0 Votes Hydraulic

0 Tern GSD S10 (Gen 3) 0 Votes Hydraulic

Tern HSD S00 (Gen 2)
vs
Tern GSD S10 (Gen 3)
Brake Actuation

Both the HSD S00 (Gen 2) and GSD S10 (Gen 3) come with hydraulic brake systems, offering smooth and reliable stopping power in various conditions.

Method of brake force transfer.

Brake Rotor Size

What is the brake rotor size?

7.09 inch 0 Votes
8 inch 0 Votes

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

180 mm front (7.09″) paired with 160 mm rear (6.30″) for strong, controlled stopping under load.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

203 mm; larger rotors improve heat management on long descents.

Diameter of brake rotors for disc systems.

Headlight

Does it have a headlight?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

700-lumen Ignis with high/low beam—bright enough for dark bike paths and rainy commutes.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

~700-lumen output with Hi/Lo; bright enough for unlit paths and daytime visibility.

Front light for visibility.

UL/CE Safety Certification

Is it UL/CE certified?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

Bosch e-bike system is UL 2849 certified for electrical safety—often required by building/managers and NYC rules.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Bosch UL 2849 system and DIN 79010 cargo testing enhance electrical and structural safety.

Verifies compliance with safety standards.

Taillight

Does it have a taillight?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

RearStop” brake-light function helps drivers read your intention in traffic.

Rear light for safety.

Horn/Bell

Does it have a horn or bell?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

A bell is standard; consider adding an electronic horn for dense traffic.

Audible alert for pedestrians/traffic.

Brake Lever Reach Adjustability

Is the brake lever reach adjustable?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Dial levers in for small/large hands—useful when multiple family members ride.

Allows tuning lever distance for hand size.

Parking Brake

Does it have a parking brake?

No 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Secures bike when stationary.

Turn Signals

Does it have turn signals?

No 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Indicators for directional intent.

Brake Pad Material

What is the brake pad material?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Material affects performance and durability.

Suspension & Comfort 11

Front Suspension Type

What is the front suspension type?

0 Tern HSD S00 (Gen 2) 0 Votes Fork

0 Tern GSD S10 (Gen 3) 0 Votes Fork

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Cargo-tuned fork helps reduce wrist fatigue over potholes/curbs.

Type of front fork or rigid setup.

Adjustable Suspension Preload

Does it have adjustable suspension preload?

Yes 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

Dial it firmer for heavy cargo or softer for comfort; helps keep geometry stable.

Adjusts spring tension for rider weight.

Suspension Travel (Front)

What is the front suspension travel?

2.76 inch 0 Votes

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

≈ 70 mm; takes the sting out of potholes and curb cuts without feeling bouncy.

Maximum fork compression distance.

Suspension Lockout

Does it have suspension lockout?

Yes 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

Lock out on smooth pavement to maximize pedaling efficiency; unlock on rough streets.

Allows suspension to be locked rigid for efficiency.

Handlebar Type

What is the handlebar type?

0 Tern HSD S00 (Gen 2) 0 Votes Riser

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Shape of handlebars influencing ergonomics.

Grips Ergonomics

Does it have ergonomic grips?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Shaped grips improve hand comfort.

Saddle Suspension Travel

What is the saddle suspension travel?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Amount of suspension built into the seatpost.

Rear Suspension Type

What is the rear suspension type?

0 Tern HSD S00 (Gen 2) 0 Votes None

0 Tern GSD S10 (Gen 3) 0 Votes None

Defines rear shock or rigid frame.

Suspension Travel (Rear)

What is the rear suspension travel?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Maximum rear shock compression distance.

Saddle Type

What is the saddle type?

0 Tern HSD S00 (Gen 2) 0 Votes Comfort

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Style of saddle affecting ride posture.

Saddle Padding

What padding is used in the saddle?

0 Tern HSD S00 (Gen 2) 0 Votes Foam

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Cushion material inside the saddle.

Wheels & Tires 11

Wheel Size

What is the wheel size?

20 inch 0 Votes
20 inch 0 Votes

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

20″ wheels keep wheelbase short for tight U-turns and easy storage while retaining cargo stability.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

20″ (406) keeps CG low and boosts start/stop stability with kids.

Diameter of the wheels.

Rim Width

What is the rim width?

1.38 inch 0 Votes
1.42 inch 0 Votes

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

≈ 35 mm internal; supports wide urban tires for stability with passengers/cargo.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

≈ 36 mm internal; supports wide, high-volume cargo tires.

Internal rim width; affects tire fit.

Tire Tread Pattern

What is the tire tread pattern?

0 Tern HSD S00 (Gen 2) 0 Votes Street

0 Tern GSD S10 (Gen 3) 0 Votes Street

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

City-optimized tread (e.g., Schwalbe Big Ben) balances low rolling resistance with wet-weather grip.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Smooth/urban tread balances grip and rolling efficiency on pavement.

Defines tread style for grip/terrain.

Tire Pressure (Recommended Max)

What is the maximum recommended tire pressure?

55 psi 0 Votes

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

≈ 3.8 bar / 380 kPa; run lower (e.g., 35–45 psi) for comfort, higher for efficiency—adjust to rider+cargo weight.

Maximum manufacturer-recommended PSI.

Tubeless Ready Compatibility

Are the wheels tubeless ready?

No 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Most builds ship with tubes; tubeless may be possible with different rims/tires but isn’t stock.

Can tires run without inner tubes.

Tire Width

What is the tire width?

2.15 inch 0 Votes

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

≈ 55 mm (ETRTO 55-406); cushy volume for comfort and grip on wet city streets.

Cross-sectional width of the tire.

Tire Type

What is the tire type?

0 Tern HSD S00 (Gen 2) 0 Votes Pneumatic

0 Tern GSD S10 (Gen 3) 0 Votes Pneumatic

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Air tires provide comfort and traction; check pressures weekly when hauling.

General construction of tires.

Rim Material

What is the rim material?

0 Tern HSD S00 (Gen 2) 0 Votes Aluminum

0 Tern GSD S10 (Gen 3) 0 Votes Aluminum

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Strong and corrosion-resistant; easier truing/service than carbon.

Main material used for rims.

Quick Release Wheels

Does it have quick release wheels?

No 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

Front uses a thru-axle for stiffness and secure tracking under heavy loads; rear IGH is nutted.

Allows tool-free wheel removal.

Puncture Protection Layer

Does it have a puncture protection layer?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Cargo-rated tires with reinforced casings reduce flats under weight.

Built-in tire shield against flats.

Spoke Count

What is the spoke count?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Number of spokes per wheel.

Electronics & Display 13

Display Type

What is the display type?

0 Tern HSD S00 (Gen 2) 0 Votes TFT

0 Tern GSD S10 (Gen 3) 0 Votes TFT

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

Kiox 300 color screen is readable in sun and pairs with the Bosch eBike Flow app for ride data and updates.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Color screen with good daylight visibility; integrates navigation prompts via app.

Kind of screen technology used.

Display Size

What is the display size?

2 inch 0 Votes
2 inch 0 Votes

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

≈ 5.1 cm diagonal; compact mount keeps your cockpit tidy.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

≈ 5.1 cm diagonal; compact to avoid cockpit clutter.

Diagonal measurement of display.

USB Charging Port

Does it have a USB charging port?

No 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

The Kiox 300 doesn’t provide phone charge-out—use a separate power bank if you need nav on long rides.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

USB-C ~12 W (5 V/2.4 A)—tops up phones/lights; expect slight range impact while charging.

Lets rider charge devices while riding.

Display Location

Where is the display located?

0 Tern HSD S00 (Gen 2) 0 Votes Center

0 Tern GSD S10 (Gen 3) 0 Votes Center

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Central mounting keeps eyes forward for safer glance checks.

Position of the display unit.

Speedometer

Does it have a speedometer?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Shows current/avg/max speed—useful for pacing battery use.

Indicates current riding speed.

Odometer

Does it have an odometer?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Track lifetime miles for service intervals (pads, chain, tires).

Tracks total mileage.

GPS Tracking

Does it have GPS tracking?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Works via Bosch Connect Module; ongoing tracking requires Flow+ after trial.

Tracks bike’s position in real time.

Display Backlight

Does it have a display backlight?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Allows visibility in low light.

Display Removable

Is the display removable?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Screen can be detached for security.

Battery Indicator

Does it have a battery indicator?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Shows remaining battery charge.

Smartphone App Integration

Does it support smartphone app integration?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Connects display to mobile apps.

Trip Meter

Does it have a trip meter?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Measures distance of each ride.

Connectivity & Smart Features 10

Wi-Fi Connectivity

Does it have Wi-Fi connectivity?

No 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Updates sync via phone app rather than Wi-Fi.

Allows wireless updates and app features.

Bluetooth Connectivity

Does it have Bluetooth connectivity?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Enables pairing with smartphones and accessories.

ANT+/Fitness Sensor Support

Does it support ANT+ fitness sensors?

No 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Compatible with fitness trackers and sensors.

Smartphone Mount

Does it include a smartphone mount?

No 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Built-in or included phone holder.

Ride Data Logging

Does it log ride data?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tracks ride history and stats digitally.

Over-the-Air Firmware Updates

Does it support OTA firmware updates?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Updates system software wirelessly.

Anti-Theft Alarm/Tracking

Does it have anti-theft alarm/tracking?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Built-in theft deterrent or tracker.

Cloud Data Backup

Does it have cloud data backup?

Yes 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Stores ride and settings info online.

Remote Lock/Unlock

Does it support remote lock/unlock?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Enables locking/unlocking via app or fob.

Accessories & Convenience 12

Rear Rack

Is a rear rack included?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

Atlas H Rack rated to 176 lb (80 kg)—supports child seats or an adult passenger with proper accessories.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Atlas G rack rated to 220 lb (100 kg)—supports child seats and adult passengers (within MGWV).

Indicates if bike comes with a cargo rack.

Child Seat Compatibility

Is it child seat compatible?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

Works with EN 14344 child seats; check accessory fit and always observe total weight limits.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Use EN 14344-compliant seats; position footrests or Stow Decks for safety.

Allows mounting a child seat safely.

Kickstand

Is a kickstand included?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Dual-leg Atlas stand locks down loads; rated for high static loads while parked.

Indicates whether a kickstand comes standard.

Kickstand Position

Where is the kickstand positioned?

0 Tern HSD S00 (Gen 2) 0 Votes Rear

0 Tern GSD S10 (Gen 3) 0 Votes Center

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

Rear-mount, heavy-duty stand makes loading kids or groceries feel stable.

Location of the kickstand mount.

Fenders

Are fenders included?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Front fender + rear wheel-guard keep spray off passengers; add mudflaps for heavy rain.

Protects rider from splashes and debris.

Basket Compatibility

Is it basket compatible?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Front “Combo Mount” accepts baskets/crates—check weight limits before loading.

Supports front or rear basket attachment.

Bottle Cage Mounts

Does it have bottle cage mounts?

Yes 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Frame mounts for water bottle cages.

Cargo Strap/Hooks

Does it have cargo straps/hooks?

Yes 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tie-down points for securing loads.

Integrated Storage Compartment

Does it have an integrated storage compartment?

No 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Hidden or built-in storage space.

Tool-Free Adjustments

Does it support tool-free adjustments?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Allows adjustments without tools.

Integrated Frame Lock

Does it have an integrated frame lock?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Built-in lock attached to frame.

Carry Handle (Folding Models)

Does it have a carry handle?

Yes 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Handle for lifting/carrying the folded bike.

Warranty & Support 9

Warranty Length (Frame)

What is the frame warranty length?

5 years 0 Votes
5 years 0 Votes

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

Register for Tern Care to extend the frame warranty to 10 years; handy if you keep bikes long-term.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Upgradable to 10 years with free Tern Care registration; good to note for long-term owners.

Coverage period for the bike frame.

Extended Warranty Availability

Is extended warranty available?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

Frame extension via Tern Care registration (free); electronics follow Bosch component policy.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Register for Tern Care and confirm dealer options for electronics/battery coverage.

Option to purchase longer coverage.

Warranty Length (Motor)

What is the motor warranty length?

2 years 0 Votes

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Warranty coverage for the motor.

Warranty Length (Battery)

What is the battery warranty length?

2 years 0 Votes

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Duration of coverage for the battery.

Warranty Length (Electronics)

What is the electronics warranty length?

2 years 0 Votes

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Coverage for onboard electronics/display.

Customer Support Availability (Hours)

What are the customer support hours?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Hours or schedule of customer support.

Spare Parts Availability

Are spare parts available?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Indicates whether spare parts are offered.

Service Center Network

Is there a service center network?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Access to authorized service locations.

Roadside Assistance Coverage

Does it include roadside assistance?

No 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Provides emergency on-road help.

Safety & Protection 12

Overload Protection

Does it include overload protection?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Prevents damage from excessive electrical draw.

Safety Lock Switch

Does it have a safety lock switch?

Yes 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Lockout switch prevents accidental activation.

Soft Start Feature

Does it have a soft start feature?

Yes 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Limits sudden torque on startup for smoother control.

Vibration Control

Does it include vibration control?

Yes 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

System or design to reduce vibrations.

Noise Level

What is the noise level?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Overall sound output during operation.

Crash Sensor

Does it have a crash sensor?

No 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Detects crashes and may trigger alerts.

Auto Shutoff After Idle

Does it have auto shutoff after idle?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Powers down bike after inactivity.

Fire Resistance Rating

What is the fire resistance rating?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Fire rating of components or casing.

Impact Resistance

What is the impact resistance rating?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Mechanical protection against impact.

Theft Deterrent Wheel Locks

Does it have theft deterrent wheel locks?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Locks that prevent wheel removal.

Reflective Tire Stripes

Does it have reflective tire stripes?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tires include reflective sidewalls for visibility.

Smart Helmet Compatibility

Is it compatible with smart helmets?

No 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Connects with smart helmets for added safety.

Environmental Resistance 10

Operating Temperature Range (Min)

What is the minimum operating temperature?

14 °F 0 Votes

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

≈ -10 °C; battery performance drops in cold—expect reduced range below ~5 °C.

Minimum safe operating temperature.

Operating Temperature Range (Max)

What is the maximum operating temperature?

140 °F 0 Votes

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

≈ 60 °C; avoid leaving the bike baking in a car/sun—high heat accelerates battery aging.

Maximum safe operating temperature.

Storage Temperature Range (Min)

What is the minimum storage temperature?

14 °F 0 Votes

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

≈ -10 °C; for long storage, keep the battery around 30–60% charge and re-check every ~6 months.

Minimum recommended storage temperature.

Storage Temperature Range (Max)

What is the maximum storage temperature?

140 °F 0 Votes

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

≈ 60 °C; store indoors away from direct sun for best battery longevity.

Maximum recommended storage temperature.

Dust Rating

What is the dust rating?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Protection against dust ingress.

Water Immersion Rating

What is the water immersion rating?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Depth resistance beyond splash.

UV Resistance

Does it have UV resistance?

Yes 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Protection against sun damage.

Corrosion Resistance

Does it have corrosion resistance?

Yes 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Prevents rust from moisture exposure.

Shock Resistance

What is the shock resistance rating?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Structural strength against impacts.

Chemical Resistance

Does it have chemical resistance?

No 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Withstands exposure to chemicals/solvents.

Ergonomics & Adjustability 12

Adjustable Stem

Does it have an adjustable stem?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

Andros stem flips/rotates without tools—switch from upright to sporty posture in seconds.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Adjust height/angle to relieve neck/shoulder strain on long commutes.

Stem can be raised/lowered or swapped for comfort.

Adjustable Handlebar Height

Is the handlebar height adjustable?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

Tall “Physis” handlepost plus Andros stem give wide fit range for different riders.

Handlebars can be moved vertically.

Adjustable Saddle Height

Is the saddle height adjustable?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Fine-tune knee extension to protect joints and improve efficiency.

Seatpost can be raised/lowered.

Foldable Pedals

Does it have foldable pedals?

No 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)

Some regional builds include folding pedals, but this US spec uses wide, grippy urban pedals for stability.

Pedals can fold for narrower storage.

Adjustable Seat Angle

Is the seat angle adjustable?

No 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Saddle tilt can be modified.

Adjustable Seatpost Suspension

Does it have adjustable seatpost suspension?

No 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Seatpost suspension stiffness can be tuned.

Handlebar Rotation Adjustment

Can the handlebars be rotated?

Yes 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Bars can rotate to fine-tune reach.

Foldable Handlebars

Does it have foldable handlebars?

Yes 0 Votes Tern HSD S00 (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Handlebars can fold for compact storage.

Quick-Release Seatpost Clamp

Does it have a quick-release seatpost clamp?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

tool-free seatpost adjustment.

Tool-Free Stem Adjustment

Does it support tool-free stem adjustment?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Allows stem adjustment without tools.

Adjustable Stem Angle

Is the stem angle adjustable?

Yes 0 Votes Tern HSD S00 (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Stem tilt can be changed.

Grip Diameter Options

What grip diameter options are offered?

Who knows? 0 Votes Tern HSD S00 (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Different grip thicknesses for hand comfort.

Surveys

Because hot takes deserve votes.

Battery Life

How long does the battery of this electric bike last on a single charge?

More than 120 km
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
80 to 120 km
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
50 to 80 km
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
30 to 50 km
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Less than 30 km
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)

Charging Time

How long does it take to fully charge this electric bike?

Less than 2 hours
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
2 to 3 hours
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
4 to 6 hours
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
7 to 10 hours
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
More than 10 hours
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)

Riding Comfort

How comfortable is this electric bike to ride for daily use?

Super comfortable for long rides
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Smooth and enjoyable
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Decent for short rides
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Somewhat uncomfortable on long rides
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Feels rough and bumpy
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)

Speed and Performance

How fast can this electric bike go at top speed?

More than 50 km/h
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
40 to 50 km/h
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
30 to 40 km/h
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
20 to 30 km/h
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Less than 20 km/h
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)

Durability and Build

How durable is this electric bike over long-term use?

Built to last many years
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Feels reliable
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Holds up okay
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Needs frequent repairs
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Breaks down quickly
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)

Ease of Use

How easy is it to use this electric bike for everyday riding?

Super easy and hassle-free
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Simple and convenient
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Pretty straightforward
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Takes some time to learn
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Really confusing
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)

Pricing

How do you feel about the price of your electric bike?

Great value for money
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Pretty good price
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Fair deal
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Kinda pricey
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Crazy expensive
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)

Design and Style

How appealing is the design and style of this electric bike?

Eye-catching and premium
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Stylish and modern
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Nice but not special
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Basic and plain
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Looks outdated
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)

Motor Power

How powerful is the motor performance of this electric bike?

Over 750 watts
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
500 to 750 watts
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
350 to 500 watts
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
250 to 350 watts
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Under 250 watts
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)

Weight

How heavy is this electric bike to lift or carry?

Under 40 pounds
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
40 to 50 pounds
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
50 to 60 pounds
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
60 to 70 pounds
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Over 70 pounds
0 Votes
Tern HSD S00 (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)

Guides 2

Articles 1

Ebike HSD S00 - Gen 2 Manual Link

Ebike HSD S00 - Gen 2 Manual Link

ternbicycles.com
ternbicycles.com

Articles 1

GSD S10 - Gen 3 Manual

GSD S10 - Gen 3 Manual

ternbicycles.com
ternbicycles.com

Reviews 0

The good, the bad, and the brutally honest.

Average Rating

Tern
Tern
Tern HSD S00 (Gen 2)
Tern HSD S00 (Gen 2)
0 / 5 0 Reviews
Tern
Tern
Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)
0 / 5 0 Reviews

Discussions 0

Thoughts, takes, and hot debates.

Awards 0

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