Highlights based on this e-bike’s specs, comparisons and practical strengths.
100
Excellent downhill control
Front and rear suspension should improve control and confidence on descents.
Front and rear suspension should improve control and confidence on descents.
Hydraulic disc brakes should provide controlled braking on descents.
The 29-inch or mullet wheel setup should help stability and control on descents.
The mountain bike design should be better suited to controlled descending.
100
Excellent off-road capability
The mountain bike design should be well suited to off-road riding.
The mountain bike design should be well suited to off-road riding.
Front and rear suspension should improve control and comfort off-road.
Hydraulic disc brakes should help with control on loose or uneven terrain.
Torque is strong compared with similar e-bikes, which should help on loose or uneven climbs.
The 29-inch wheel size should help rollover and stability on rougher terrain.
100
Excellent power-to-weight ratio
Power-to-weight is high compared with similar e-bikes.
Power-to-weight is high compared with similar e-bikes.
Motor power is high for this type of e-bike.
The calculated power-to-weight score is 26.67.
98
Excellent hill climbing support
Torque is above average for this type of e-bike.
Torque is above average for this type of e-bike.
Power-to-weight is high compared with similar e-bikes.
Motor power is high compared with similar e-bikes.
The torque-sensing assistance should help the bike respond more naturally on climbs.
The bike has 10 or more gears, which should help on varied climbs.
The calculated power-to-weight score is 26.67.
95
Excellent technical trail control
The mountain bike design is well suited to technical trail control.
The mountain bike design is well suited to technical trail control.
Front and rear suspension should significantly improve control on technical trails.
Hydraulic disc brakes should provide the control needed for technical trail riding.
The 29-inch wheel size should help rollover and stability on technical terrain.
Torque is above average for this type of e-bike.
Torque-sensing assistance should help with smoother control on technical sections.
Power-to-weight is strong, which should help with technical sections that need quick support.
Multiple ride modes should help the rider manage assistance on technical trails.
94
Excellent rider information and controls
The included display or control unit should give useful ride information and control.
The included display or control unit should give useful ride information and control.
Multiple ride modes should give the rider more control over assistance levels.
Torque and cadence sensing should improve how precisely the bike responds to rider input.
With stronger motor output, clear controls and ride modes become more useful.
89
Excellent trail control
The mountain bike format should feel well suited to trail riding.
The mountain bike format should feel well suited to trail riding.
Front and rear suspension should improve control on uneven trails.
Hydraulic disc brakes should improve control on loose or uneven trails.
The 29-inch wheel size should help rollover and stability on trails.
Torque is strong compared with similar e-bikes, which should help low-speed trail control.
Torque-sensing assistance should help with smoother power control on trails.
Power-to-weight is strong, which should help when controlling the bike over uneven trail sections.
83
Good acceleration support
Motor power is high compared with similar e-bikes.
Motor power is high compared with similar e-bikes.
Torque is above average for this type of e-bike.
Power-to-weight is high compared with similar e-bikes.
Torque-sensing assistance should make the motor response feel more natural.
The calculated power-to-weight score is 26.67.
83
Good rough-road comfort
Front and rear suspension should significantly improve comfort on rough roads and uneven surfaces.
Front and rear suspension should significantly improve comfort on rough roads and uneven surfaces.
The larger wheel size should help roll over bumps and rough surfaces more smoothly.
The mountain bike format is generally better suited to rougher terrain.
Hydraulic disc brakes add useful control on rougher routes.
The bike weight may help it feel more planted over rough surfaces.
Frame material is listed as carbon fiber, which gives useful comfort and build context.
76
Good braking confidence
Hydraulic disc brakes should provide strong and controlled stopping power.
Overview
The Santa Cruz Bullit 70 is a mountain bike built for trail riding, offering strong motor support and a responsive feel that makes climbing hills and navigating rough terrain manageable. Its 600W motor with 85Nm of torque provides lively acceleration and confident hill climbing, while front and rear suspension ensures a comfortable ride over uneven surfaces. However, its 40km range and non-removable battery mean it's better suited for shorter rides and requires access to a charging point. The bike's weight also makes it less convenient to lift or carry when needed.
Best For
✓
This mountain e-bike should suit riders who prioritize off-road performance, trail control and climbing support. Its high torque and power-to-weight ratio make it well-suited for challenging terrain, while the front and rear suspension should enhance comfort and control on rough surfaces. Riders who value responsive assistance that matches their effort and confident braking will likely appreciate its setup. Its design makes most sense for trail riders or those looking for a capable all-terrain e-bike with strong hill-climbing support.
Who Should Avoid It
×
Riders who prioritise longer rides or need more range may want to compare alternatives, as the Santa Cruz Bullit 70 has a lower range compared with similar mountain e-bikes. The battery capacity is also average for this type of bike, which could be a consideration for those planning extended off-road trips. However, the bike still offers strong hill climbing support and excellent trail control, making it a solid choice for riders focused on performance and off-road capability.
Ownership considerations
These points highlight practical ownership factors such as maintenance, storage, charging, everyday
handling and bad-weather usability.
16
More maintenance likely
Poor
Chain drive is common and serviceable, but needs more cleaning and lubrication than a belt drive.
Chain drive is common and serviceable, but needs more cleaning and lubrication than a belt drive.
Hydraulic disc brakes are a strong everyday setup, though they may need occasional specialist servicing.
Tyres are listed, but there is no clear puncture-protection signal.
The carbon frame material can be lightweight, though damage checks may need more care.
The mountain bike format may involve more wear from rougher riding and more complex components.
A higher number of gears can add drivetrain complexity.
Front and rear suspension can add maintenance complexity.
0
Limited storage practicality
Poor
The frame does not appear to fold, so storage will depend more on size and weight.
The frame does not appear to fold, so storage will depend more on size and weight.
A full-suspension mountain bike format is usually bulkier and harder to store indoors.
21
Harder to lift
Poor
The bike weight is average for this type of e-bike.
The bike weight is average for this type of e-bike.
The listed weight is 22.5 kg.
The carbon frame material should help keep weight down.
The mountain bike format can be bulkier and harder to lift than simpler urban e-bikes.
The 29-inch wheel size can make the bike more awkward to lift or store.
6
No removable battery advantage
Poor
The battery does not appear to be removable, so the whole bike may need to be near a charging point.
The battery does not appear to be removable, so the whole bike may need to be near a charging point.
This bike type can be larger or heavier, so a removable battery adds useful charging flexibility.
23
Very slow charging speed
Poor
Charging time is average for this type of e-bike.
Charging time is average for this type of e-bike.
The quoted charging time is long in absolute terms.
29
Low battery efficiency
Poor
Battery efficiency appears average for this type of e-bike.
Battery efficiency appears average for this type of e-bike.
The calculated range per battery unit is 66.67.
51
Decent everyday equipment
Mixed
The included display or control unit adds useful ride information for daily use.
The included display or control unit adds useful ride information for daily use.
Multiple ride modes should help adapt the bike to different everyday journeys.
Hydraulic disc brakes are useful equipment for confident daily riding.
Payload capacity is average or better, which helps with bags, shopping or daily kit.
53
Mixed bad-weather practicality
Mixed
Hydraulic disc brakes should provide better control and confidence in wet conditions.
Hydraulic disc brakes should provide better control and confidence in wet conditions.
Built-in lights are not listed, so bad-weather visibility may depend on extra accessories.
The mountain bike format should offer useful control on rough or slippery surfaces.
Suspension can help control and comfort on rough, wet or uneven surfaces.
The bike weight may help it feel more planted in wet or windy conditions.
The wheel size should be workable for regular poor-weather riding, depending on tyre choice.
Frame material is listed as carbon fiber, which gives useful durability and maintenance context.
23
Limited family utility practicality
Poor
Payload capacity is average for this type of e-bike.
Payload capacity is average for this type of e-bike.
The listed maximum payload is practical for lighter utility use.
The listed maximum payload is 136 kg.
Hydraulic disc brakes are useful when carrying children, shopping or heavier loads.
Where to buy
The Santa Cruz Bullit 70 is priced at £6,899, which is on the higher side when compared to similar mountain e-bikes from 2026. It offers strong power and suspension for trail performance, but the non-removable battery and potentially shorter range may be considerations for some buyers.
Compared with similar mountain bike e-bikes on Bikkerr, this model sits £1,240.93 above average
The Santa Cruz Bullit 70 is listed at £6,899, which sits at the higher end of the price spectrum when compared with similar mountain e-bikes from the same year. It offers strong torque support and a power-to-weight ratio that feels favourable for this type of bike, along with hydraulic disc brakes and front and rear suspension that should enhance control and comfort on rougher trails. However, some similar e-bikes may offer a longer range, and the non-removable battery could be a drawback for riders who need more flexible charging options. For a mountain e-bike focused on trail performance and comfort, the Bullit 70’s strengths in power and suspension make it appealing, but buyers should weigh whether the higher price and slightly shorter range align with their needs. Riders prioritising strong motor support and a responsive ride on technical terrain may find the value more compelling, while those needing extended range or easier battery access might look elsewhere.
We reach this value score by combining the bike’s price, specification, performance data and comparison against similar e-bikes in our database.
52
The price/value label suggests this bike is expensive compared with similar options.
The listed price is GBP 6,899.
Motor power is strong compared with similar e-bikes.
Same powerSame range200 Wh more battery1 kg heavier1 fewer gears
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Potential limitations
Areas where this e-bike may be less strong based on its specs and comparisons.
0
Limited commuting practicality
The mountain bike format is less commuting-focused and may be less efficient for daily urban use.
The mountain bike format is less commuting-focused and may be less efficient for daily urban use.
Range is low compared with similar e-bikes, which may limit commuting flexibility.
Charging time is average or better, which is useful for regular commuting.
Built-in lights are not listed, so commuting equipment may need adding.
A non-removable battery can make charging less flexible.
The display or control unit should make it easier to monitor assist level and battery use.
Hydraulic disc brakes are a strong practical feature for daily riding.
Payload capacity is average for this type of e-bike.
Front and rear suspension can add weight and complexity for normal commuting.
0
Limited storage practicality
The frame does not appear to fold, so storage will depend more on size and weight.
The frame does not appear to fold, so storage will depend more on size and weight.
A full-suspension mountain bike format is usually bulkier and harder to store indoors.
6
No removable battery advantage
The battery does not appear to be removable, so the whole bike may need to be near a charging point.
The battery does not appear to be removable, so the whole bike may need to be near a charging point.
This bike type can be larger or heavier, so a removable battery adds useful charging flexibility.
11
No built-in light advantage
Built-in lights are not listed, so separate lights may be needed.
Built-in lights are not listed, so separate lights may be needed.
The display or control unit may make light and ride-status management easier.
Battery capacity is average or better for this type of e-bike, supporting everyday powered accessories.
16
Limited longer-ride suitability
Range is low compared with similar e-bikes, which may limit longer rides.
Range is low compared with similar e-bikes, which may limit longer rides.
Battery capacity is average for this type of e-bike.
Battery efficiency appears broadly average.
The battery does not appear to be removable, which can make charging less flexible on longer days.
Charging time is average for this type of e-bike.
The display or control unit should make it easier to monitor assistance and battery use on longer rides.
16
More maintenance likely
Chain drive is common and serviceable, but needs more cleaning and lubrication than a belt drive.
Chain drive is common and serviceable, but needs more cleaning and lubrication than a belt drive.
Hydraulic disc brakes are a strong everyday setup, though they may need occasional specialist servicing.
Tyres are listed, but there is no clear puncture-protection signal.
The carbon frame material can be lightweight, though damage checks may need more care.
The mountain bike format may involve more wear from rougher riding and more complex components.
A higher number of gears can add drivetrain complexity.
Front and rear suspension can add maintenance complexity.
21
Harder to lift
The bike weight is average for this type of e-bike.
The bike weight is average for this type of e-bike.
The listed weight is 22.5 kg.
The carbon frame material should help keep weight down.
The mountain bike format can be bulkier and harder to lift than simpler urban e-bikes.
The 29-inch wheel size can make the bike more awkward to lift or store.
23
Very slow charging speed
Charging time is average for this type of e-bike.
Charging time is average for this type of e-bike.
The quoted charging time is long in absolute terms.
E-system & battery comparison
Motor Power
600 watts
▲ 160 W above average
Motor Torque
85 Nm
▲ 6.5 Nm above average
Power-to-weight
26.67 W/kg
▲ 6.3 W/kg above average
Battery Capacity
600 Wh
▼ 31 Wh below average
Claimed Max Range
40 miles
▼ 21 miles below average
Charge Time
5h 18m
▲ 3.2 mins slower than average
Sensor Type
Torque and Cadence Sensor
Removable Battery
No
Motor Name
Bosch Performance Line CX (Gen 5 / BDU 38)
This mountain e-bike offers a strong and responsive motor setup that should feel capable and lively on trails, with good support for climbing and low-speed technical riding. Against similar e-bikes, the motor's power and torque should provide a noticeable edge in terms of acceleration and hill-climbing ability, though it may not be the most powerful in its class. The torque and cadence sensor should help maintain a natural and predictable feel, especially when navigating rough terrain or adjusting effort levels. The motor's power-to-weight balance should make it feel more agile and responsive compared to heavier models, though the range may be more limited than some similar e-bikes, which could affect longer rides. Riders looking for a motor that delivers strong support on technical trails without sacrificing control or responsiveness may find this setup well-suited to their needs.
This explanation is based on the bike’s motor power, torque, battery capacity, claimed range, charging
time, sensor type and how those figures compare with similar e-bikes in our database.
eBike FAQs
Is this bike suitable for long off-road rides?
The Santa Cruz Bullit 70 is well-suited for off-road trails, with a powerful motor and good suspension for handling rough terrain. However, its 40-mile range may limit longer rides, and the non-removable battery means you'll need to plan charging stops. If you're looking for a mountain bike for extended off-road adventures, you may want to consider models with a larger battery capacity.
How does the motor perform when climbing steep trails?
The motor should provide strong support when climbing steep trails, thanks to its 85 Nm of torque and 600 W of power. This combination, along with the bike's above-average power-to-weight ratio, makes it well-suited for challenging climbs. However, the battery efficiency is average for this type of e-bike, so you may need to plan for more frequent charging on extended off-road rides.
Does the bike handle rough terrain comfortably?
The Santa Cruz Bullit 70 is designed for rough terrain, with front and rear suspension that should significantly improve comfort on uneven surfaces. The hydraulic disc brakes provide confident stopping power, which is essential for trail riding. While it's not optimized for daily commuting, it should handle rough terrain comfortably for off-road adventures.
Is the battery capacity enough for a full day of mountain biking?
The battery capacity of 600 watt-hours should provide enough power for a full day of mountain biking, but the range of 40 miles is below average for similar e-bikes, so you may need to plan charging stops if you're riding longer trails. The battery is not removable, meaning you'll need to charge the bike near a power source, which could be a limitation on multi-day rides or remote trails.
How easy is it to charge the battery, and how long does it take?
The battery is not removable, so you'll need to charge the bike as a whole, which may be less convenient if you're away from a charging point. It takes around 5.3 hours to fully charge, which is average for similar mountain e-bikes. While this charging time is typical, the non-removable battery may limit flexibility for riders who need to recharge on the go.
Who is this bike best suited for, and what are its main limitations?
This bike is best suited for experienced mountain bikers who prioritize off-road performance, hill climbing, and trail control. Its powerful motor and strong torque make it effective for challenging trails, and the hydraulic disc brakes provide confident stopping power. However, its range is below average for similar e-bikes, which may limit longer rides, and the battery is not removable, meaning you'll need to charge the whole bike near a power source.
Is this bike good value for money compared to similar e-bikes?
This bike offers strong performance for mountain biking, with above-average motor power and torque, which is great for climbing and trail control. However, the price is higher than similar e-bikes, and the range is below average, which may limit longer rides. The non-removable battery also means you need to charge the whole bike near a power source, which could be inconvenient for some riders.
How does the bike's weight affect its portability and handling on trails?
The bike's weight is a factor to consider for portability, especially if you need to carry it frequently or lift it onto a vehicle. However, its mountain bike design prioritizes trail performance over lightweight portability. The weight should not significantly impact handling on trails, as the suspension and tire setup are optimized for rough terrain and stability.
eBike Overview
eBike Type: Mountain Bike
The style of riding intended for this bike
Released:
2026
The bike was released this year
Screen
Bosch System Controller
Lights Included
No
Weight (inc battery): 22.5 kg
The website average for electric bikes is
22.99 kg.
This electric bike is 0.5 kg under the average. Total bike weight may vary depending on frame size.
Sizing & Geometry
Min / Max Rider Height
XS: <167 cm, SM: 165–175 cm, MD: 173–184 cm, LG: 182–192 cm, XL: 190+ cm
Folded Dimensions
Unknown
Wheel & Tire Details
Wheelset Name
Reserve 30|HD AL (Aluminium) rims with SRAM MTH 716/746 hubs
