2026 Santa CruzBullit X0 AXS RSV

Name: Santa CruzBullit X0 AXS RSV (2026)
Brand: Santa Cruz
Price: 10199.00 GBP
Availability: InStock

This powerful mountain e-bike offers strong off-road performance and long range, making it great for serious trail riding.

£10,199.00

▲ £4,540.93 above similar bikes

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Top valued features

Highlights based on this e-bike’s specs, comparisons and practical strengths.

100

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 bike is lighter than many similar e-bikes, which should help on climbs.
The calculated power-to-weight score is 27.27.

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 bike is lighter than many similar e-bikes, which helps the power-to-weight balance.
The calculated power-to-weight score is 27.27.

100

Excellent battery efficiency

The bike appears to get strong range from its battery size.

The bike appears to get strong range from its battery size.
The calculated range per battery unit is 100.

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.

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.

Excellent motor punch

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 bike is lighter than many similar e-bikes, which should help responsiveness.
The calculated power-to-weight score is 27.27.

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.

Good braking confidence

Hydraulic disc brakes should provide strong and controlled stopping power.

Overview

The Santa Cruz Bullit X0 AXS RSV is a powerful mountain e-bike built for tackling rough terrain with confidence. Its 600W motor and 85Nm of torque deliver strong hill-climbing support and quick acceleration, making it feel lively and responsive on trails. The carbon fiber frame keeps it relatively light for its category, and the hydraulic disc brakes provide reliable stopping power. However, the battery isn’t removable, which means you’ll need to keep the whole bike near a charger, and the 600Wh battery offers average range for longer rides. Despite its high price, it’s a capable choice for serious off-road enthusiasts who prioritize performance over convenience.

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 on rough surfaces. Riders who value responsive motor assistance that aligns with their effort and confident braking will likely appreciate its capabilities. Its design makes most sense for serious trail riders or those looking for a capable all-terrain e-bike with strong hill-climbing support.

Who Should Avoid It

×

Riders who prioritize fast charging or need a removable battery for convenience may want to compare alternatives, as this bike has a non-removable battery and a charging time that is average for similar mountain e-bikes. Riders looking for extended range on longer off-road rides might also find stronger options elsewhere, as the battery capacity and range are average for this category. However, the bike still suits riders who value strong hill climbing, responsive power delivery, and confident braking for technical trails.

Ownership considerations

These points highlight practical ownership factors such as maintenance, storage, charging, everyday handling and bad-weather usability.

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.

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.
The bike is lighter than many similar e-bikes, which should make storage and moving it around easier.
A full-suspension mountain bike format is usually bulkier and harder to store indoors.

Some lifting limitations

Weak

The bike is lighter than average for its type, which should help day-to-day handling.

The bike is lighter than average for its type, which should help day-to-day handling.
The listed weight is 22 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.

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.

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.

100

Excellent battery efficiency

Excellent

The bike appears to get strong range from its battery size.

The bike appears to get strong range from its battery size.
The calculated range per battery unit is 100.

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.

Some bad-weather limitations

Weak

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 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.

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.
Range is average or better compared with similar e-bikes, which supports practical daily use.

Where to buy

Priced at £10,199, the Santa Cruz Bullit X0 AXS RSV sits at the higher end of the 2026 mountain e-bike market, with a price that feels demanding compared to similar models from the same year. It delivers strong performance with efficient battery use and advanced features, but the lack of a removable battery may be a consideration for some riders.

Compared with similar mountain bike e-bikes on Bikkerr, this model sits £4,540.93 above average

Lowest price now: £10,199.00 Best price ever seen: £10,199.00 Prices update every ~24 hours

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£10,199.00

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Santa CruzBullit X0 AXS RSV

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Santa CruzBullit X0 AXS RSV

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At £10,199, this Santa Cruz Bullit X0 AXS RSV sits at the higher end of the price spectrum for mountain e-bikes from 2026, and the cost feels notably demanding when compared with similar models from the same year. It offers strong torque support and a favourable power-to-weight ratio, which should make it a capable performer on challenging trails, and the efficient battery use and hydraulic braking add to its appeal for serious off-road riding. However, similar e-bikes in this category may offer more flexibility with a removable battery, which can be more convenient for charging and maintenance. For a mountain e-bike, the price is easier to understand if the rider prioritises performance and advanced features over charging convenience, and the trade-off is likely to make sense for those who need a high-end machine for demanding trails. Buyers looking for a more flexible charging setup might find value elsewhere, but for those focused on trail performance, this bike presents a compelling case.

We reach this value score by combining the bike’s price, specification, performance data and comparison against similar e-bikes in our database.

40

The price/value label suggests this bike is expensive compared with similar options.

The listed price is GBP 10,199.

Against bikes from a similar release year, the price is expensive.

Motor power is strong compared with similar e-bikes.

Torque is strong compared with similar e-bikes.

Power-to-weight is strong for the price context.

Hydraulic disc brakes add useful specification value.

Torque and cadence sensing adds value by improving assist control and ride feel.

The included display or control unit adds useful everyday value.

Front and rear suspension adds component value, especially for comfort or off-road use.

The bike has 10 or more gears, which adds useful drivetrain range.

The bike appears to be a recent or current model.

The release age is recent, which supports value if pricing is competitive.

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Santa CruzBullit Podium - 2026

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Potential limitations

Areas where this e-bike may be less strong based on its specs and comparisons.

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.

The bike is lighter than many similar e-bikes, which should make storage and moving it around easier.

A full-suspension mountain bike format is usually bulkier and harder to store indoors.

3

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 average or better compared with similar e-bikes, which supports commuting practicality.

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.

The bike is lighter than many similar e-bikes, which helps with daily handling.

Front and rear suspension can add weight and complexity for normal commuting.

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

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.

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.

28

Limited family utility practicality

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.

Range is average or better compared with similar e-bikes, which supports practical daily use.

35

Limited battery capacity

Battery capacity is average for this type of e-bike.

Battery capacity is average for this type of e-bike.

The listed battery capacity should be practical for regular riding.

E-system & battery comparison

Motor Power

600 watts

▲ 160 W above average

Motor Torque

85 Nm

▲ 6.5 Nm above average

Power-to-weight

27.27 W/kg

▲ 6.9 W/kg above average

Battery Capacity

600 Wh

▼ 31 Wh below average

Claimed Max Range

60 miles

▼ 0.5 miles below average

Charge Time

5h

▼ 15 mins faster 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 features a strong motor output that should feel lively and capable on trails, with good support for climbing and low-speed control. Against similar e-bikes, the motor's power and torque should provide a responsive and confident ride, especially on technical terrain. The torque assistance should help with hill climbing and rough ground, while the combination of torque and cadence sensors should offer smooth, predictable power delivery that adapts to the rider's effort. The motor's power-to-weight balance should make the assistance feel more dynamic, and the efficient battery use should support longer rides without sacrificing performance. Riders looking for a capable, responsive motor that works well with the bike's mountain-focused design should find this setup suitable for a variety of trail conditions.

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 challenging off-road trails and technical terrain?

This bike is well-suited for challenging off-road trails and technical terrain, thanks to its mountain bike design, front and rear suspension, and hydraulic disc brakes, which provide confident stopping power on rough surfaces. The 29-inch wheels and Maxxis tires are built for grip and durability on varied trails, making it a solid choice for off-road adventures.

How does the motor perform on steep climbs and rough ground?

The motor should handle steep climbs and rough ground effectively, thanks to its 85 Nm of torque and 600 W of power, which are above average for similar mountain e-bikes. This combination provides strong support for climbing and navigating technical terrain. The torque and cadence sensor ensures responsive assistance, making it easier to maintain control on uneven surfaces.

Does the bike offer enough range for long off-road rides?

The bike offers a range of 60 miles, which should be sufficient for long off-road rides, especially considering its above-average efficiency for similar e-bikes. However, the non-removable battery means you'll need to plan charging stops carefully, as you can't easily charge the battery away from the bike. With a 600Wh battery capacity, it's average for mountain e-bikes, so you may want to carry a spare battery or plan your route accordingly for extended trips.

How does the power-to-weight ratio affect the riding experience on trails?

A strong power-to-weight ratio means the motor can provide more force relative to the bike's weight, which helps with acceleration and climbing on trails. This bike's power-to-weight is above average for similar e-bikes, so you'll likely feel more responsive when navigating rough terrain or steep inclines. The combination of a powerful motor and a well-balanced weight makes it easier to maintain speed and control on technical trails.

Is the battery efficient enough for regular use, and how long does it take to charge?

The battery efficiency is above average for similar e-bikes, offering a range of 60 miles on a single charge, which should be sufficient for most regular off-road use. However, the battery is not removable, so you'll need to charge the bike near a power source. It takes about 5 hours to fully charge, which is in line with other e-bikes in this category.

What are the main compromises of this bike compared to other mountain e-bikes?

Compared to other mountain e-bikes, this model has a non-removable battery, which means you'll need to charge the whole bike near a power source rather than swapping the battery for convenience. It also uses a chain drive system, which is reliable but requires more frequent cleaning and maintenance compared to belt drives. While the bike is lightweight and powerful for its category, these practical considerations may be a compromise for riders who prioritize ease of charging or low-maintenance setups.

Is this bike good value for the price, considering its performance and features?

This bike offers strong performance for the price, especially with its above-average motor power, torque, and power-to-weight ratio, which should help with climbing and off-road trails. However, the price is higher than similar e-bikes, so buyers should consider whether the performance and features justify the cost. The non-removable battery may also be a practical consideration for charging convenience, and the chain drive requires more maintenance than some alternatives.

How practical is this bike for day-to-day ownership, especially with the non-removable battery?

The non-removable battery means you'll need to charge the bike near a power source, which could be inconvenient if you're riding in remote areas. However, the battery efficiency is above average for similar e-bikes, giving you a range of 60 miles on a single charge, which should be sufficient for most day-to-day use. Charging takes around 5 hours, which is standard for this type of bike, so it's manageable if you plan ahead.

eBike Overview

eBike Type: Mountain Bike

The style of riding intended for this bike

Released: 2026

The bike was released this year

Screen

Bosch Kiox 400 C

Lights Included

No

Weight (inc battery): 22 kg

The website average for electric bikes is 22.99 kg. This electric bike is 1 kg under the average. Total bike weight may vary depending on frame size.

Sizing & Geometry

Min / Max Rider Height

S: 155–165 cm, M: 165–175 cm, L: 175–185 cm, XL: 185–193 cm, XXL: 193–201 cm

Folded Dimensions

Unknown

Wheel & Tire Details

Wheelset Name

Reserve 30 HD Carbon (29" Front / 27.5" Rear)

Wheelset Size

29 inch

Tires

Front: Maxxis Assegai 29"x2.5", 3C, MaxxGrip, Double Down, Rear: Maxxis Minion DHRII 27.5"x2.5", 3C MaxxTerra, DoubleDown

Frame Info

Frame Material

Carbon Fiber

Suspension Type

Front and Rear suspension

Foldable Frame

No

Max Payload

136 kg (299.8 lbs)

Drivechain Details

Groupset details

X0, X0 Eagle Transmission

Drivechain type

Chain drive

Shifters

SRAM AXS Pod Bridge (Wireless)

Amount of gears

12 Gears

Rear Derailleur

SRAM X 0 Eagle AXS Transmission

Front Derailleur

None

Cassette

SRAM X 0 Eagle Transmission (XS-1295), 10-52 t

Cranks

SRAM X 0 Eagle E-MTB (Carbon, 160 mm or 165 mm)

Chain

SRAM X 0 Eagle Transmission Flattop

Bottom Bracket

Integrated with Bosch Performance Line CX Motor

Brakes

Brakes

SRAM Maven Silver Hydraulic Disc

Brake Type: Hydraulic Disc Brake

Hydraulic operated discs brakes (Very good)

Brake Rotors

SRAM HS 2 (220 mm Front / 200 mm Rear)

Shifters

SRAM AXS Pod Bridge (Wireless)

Other Components

Saddle

Unknown

Handlebars

Unknown

Bar Tape

Unknown

Manufactures Info

Worldwide Shipping:

Warranty: None

Limited warranty website average: 3.12 years