Bike Comparison
    MSRP
    ($1,265)
    ($1,265)
    ($1,265)
    ($2,151)
    ($2,531)
    ($2,531)
    ($2,531)
    ($3,164)
    ($3,797)
    Where to Buy
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    Category
    Crosscountry, E-BikeCrosscountry, E-BikeCrosscountry, E-BikeTrail, E-BikeTrail, E-BikeTrail, E-BikeTrail, E-BikeTrail, E-BikeTrail, E-Bike
    Weight
    48.9 lbs48.9 lbs48.9 lbs48.3 lbs53.6 lbs
    2.6
    2.6
    2.6
    4.9
    4.8
    AluminumAluminumAluminumAluminumAluminum
    Fork
    Suntour XCTSuntour XCTSuntour XCTRockShoxRockShox JudyRockShox JudyRockShox JudyX-Fusion RC32X-Fusion MCQUEEN
    Wheels
    AluminumAluminumAluminumAluminumAluminumAluminum
    27.5″27.5″27.5″27.5″27.5″27.5″27.5″29″29″
    Brakes
    Mechanical DiscMechanical DiscMechanical DiscHydraulic DiscHydraulic DiscHydraulic DiscHydraulic DiscHydraulic DiscHydraulic Disc
    250W 42Nm hub-drive250W 42Nm hub-drive250W 42Nm hub-driveBrose 70Nm mid-driveBrose 70Nm mid-driveBrose 70Nm mid-driveBrose 70Nm mid-driveBrose 70Nm mid-driveBrose 70Nm mid-drive
    380Wh380Wh380Wh630Wh500Wh
    Groupset
    microSHIFT MezzomicroSHIFT MezzomicroSHIFT MezzomicroSHIFT AdventDeoreDeoreDeoremicroSHIFT Advent XmicroSHIFT Advent X
    Drivetrain
    1 × 10
    Suspension
    HardtailHardtailHardtailHardtailHardtailHardtailHardtailHardtailFull
    Front Travel
    100mm100mm100mm120mm120mm120mm120mm130mm140mm
    Rear Travel
    --------140mm
    Brand Site

    decathlon.co.uk

    decathlon.co.uk

    decathlon.co.uk

    decathlon.co.uk

    decathlon.co.uk

    decathlon.co.uk

    decathlon.co.uk

    decathlon.co.uk

    decathlon.co.uk

    Similar Bikes
    Accessories
    Gear Range

    A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

    Lowest gear

    (climbing)

    27 mph

    29-inch full-suspension electric mountain bike

    Highest gear

    (descending)

    Spec Level

    Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

    Geometry
    Specs
    Frame

    ROCKRIDER COMFORT GEOMETRY FRAME in 6061 aluminium with hydroformed tubes Seat tube diameter: 31.6 mm Straight head tube 1 bottle cage mounting point

    ROCKRIDER COMFORT GEOMETRY FRAME in 6061 aluminium with hydroformed tubes Seat tube diameter: 31.6 mm Straight head tube 1 bottle cage mounting point

    ROCKRIDER COMFORT GEOMETRY FRAME in 6061 aluminium with hydroformed tubes Seat tube diameter: 31.6 mm Straight head tube 1 bottle cage mounting point

    Frame made of 6061 aluminium Fully built-in battery, with side outlet Tapered steering socket 31.6 mm diameter seat post 2-bottle cage mount

    6061 aluminium suspended frame Single pivot with tie rod Max rear travel 140 mm Fully built-in battery, removes from the side Conical steering socket 31.6 mm diameter seat tube Mount for 1 bottle cage

    Fork

    SUNTOUR XCT 30 fork Travel: 100 mm Dampers: 30 mm Axle: QR Format: 9 x 100 mm

    Travel100mm

    Spring TypeCoil

    SUNTOUR XCT 30 fork Travel: 100 mm Dampers: 30 mm Axle: QR Format: 9 x 100 mm

    Travel100mm

    Spring TypeCoil

    SUNTOUR XCT 30 fork Travel: 100 mm Dampers: 30 mm Axle: QR Format: 9 x 100 mm

    Travel100mm

    Spring TypeCoil

    Ride over obstacles (roots, pebbles, stones, etc.) easily thanks to the Rockshox XC30 hydraulic fork with 120 mm of travel. This fork has: - A coil spring for maximum sensitivity and reliability - a lockout and rebound adjustment for better control, depending on the terrain

    Travel100mm

    Spring TypeCoil

    Ride over obstacles (roots, pebbles, stones, etc.) easily thanks to the Rockshox JUDY fork with 120 mm of travel. This fork has: - pneumatic spring for optimal adjustment based on your weight - rebound adjustment and lockout for better control, depending on the terrain.

    Travel100mm

    Spring TypeCoil

    Ride over obstacles (roots, pebbles, stones, etc.) easily thanks to the Rockshox JUDY fork with 120 mm of travel. This fork has: - a thru axle and conical pivot for more durability. - pneumatic spring for optimal adjustment based on your weight - rebound adjustment and lockout for better control, depending on the terrain.

    Travel100mm

    Spring TypeCoil

    Ride over obstacles (roots, pebbles, stones, etc.) easily thanks to the Rockshox JUDY fork with 120 mm of travel. This fork has: - a thru axle and conical pivot for more durability. - pneumatic spring for optimal adjustment based on your weight - rebound adjustment and lockout for better control, depending on the terrain.

    Travel100mm

    Spring TypeCoil

    X-Fusion RC32 29” fork Travel: 130 mm Dampers: 32 mm Axle: Thru axle Format: Boost 110x15 Offset: 51 mm Technology: Air with RC Damper cartridge Adjustments: compression, bounce, air pressure

    Travel100mm

    Spring TypeCoil

    X-Fusion McQueen R fork Travel: 140 mm Dampers: 34 mm Axle: Thru axle Format : 110 x 15 mm Offset: 46 mm Technology: Roughcut Air Adjustments: Bounce, air pressure X-Fusion PRO R shock Dimensions: 210 x 55 mm Mount: Standard

    Travel100mm

    Spring TypeCoil

    Headset

    ZS 44/28.6 - 56/40

    Saddle

    Since your mountain bike rides will get longer and longer, it is important to have a suitable seat. Our teams have designed the exclusive Rockrider Ergofit Evo saddle. It fits all hip sizes and has a curved shape that is particularly good for sport trail rides. The 31.6 mm aluminium seat post ensures compatibility with most adjustable and suspended seat posts on the market.

    Since your mountain bike rides will get longer and longer, it is important to sit comfortably. So our teams designed the exclusive ROCKRIDER Ergofit Pro saddle. It fits all hip sizes and has a curved shape that is particularly good for sport trail rides. The 31.6 mm aluminium seat post ensures compatibility with most adjustable and suspended seat posts on the market.

    Since your mountain bike rides will get longer and longer, it is important to sit comfortably. So our teams designed the exclusive ROCKRIDER Ergofit Pro saddle. It fits all hip sizes and has a curved shape that is particularly good for sport trail rides. The 31.6 mm aluminium seat post ensures compatibility with most adjustable and suspended seat posts on the market.

    Decathlon Core 60°

    Seatpost

    Telescoping

    Telescoping

    Pedals

    Rockrider 520 Grip resin flat pedals

    Rockrider 520 Grip resin flat pedals

    Rockrider 520 Grip resin flat pedals

    Rockrider Flat Evo Resin

    Rockrider Flat Evo Resin

    Grips

    Rockrider Ergo Lock On

    Groupset
    Rear Derailleur

    32 T chainring with chain guide MICROSHIFT MS25 8-speed rear derailleur Crank: 175 mm MICROSHIFT TS39 right shifter with speed indicator MICROSHIFT H081 8-sprocket 11-34 T cassette KMC Z7 chain

    32 T chainring with chain guide MICROSHIFT MS25 8-speed rear derailleur Crank: 175 mm MICROSHIFT TS39 right shifter with speed indicator MICROSHIFT H081 8-sprocket 11-34 T cassette KMC Z7 chain

    32 T chainring with chain guide MICROSHIFT MS25 8-speed rear derailleur Crank: 175 mm MICROSHIFT TS39 right shifter with speed indicator MICROSHIFT H081 8-sprocket 11-34 T cassette KMC Z7 chain

    MICROSHIFT ADVENT X Chainring: 34 teeth with chain guide Rear derailleur: MICROSHIFT ADVENT X Crank: 170 mm Right shifter: MICROSHIFT ADVENT X Cassette: MICROSHIFT ADVENT X Series H 11-48 Chain: KMC e10S

    Microshift ADVENT X

    Crank

    The E-ST520 electric bike is equipped with a single chainring and ChainFlow 3D anti-slip technology to prevent the chain from derailing. A single shifter on the right handlebar makes it easy to shift between the 9 speeds. In detail: -Chainflow & Anti-derailment single chainring with 34 teeth -Microshift Advent 9-speed rear derailleur with long cage -Microshift Advent right shifter -Microshift H093 9-speed cassette (11 to 42 teeth) -KMC E9 Sport electric bike specific chain

    The E-ST900 electric bike is equipped with a single chainring and ChainFlow 3D anti-drop technology to prevent chain drops. A single shifter on the right handlebar makes it easy to shift between the 10 speeds. In detail: - ChainFlow anti-derailment 34-tooth chainring - SHIMANO DEORE M6000 Shadow+ 10-speed rear derailleur with long cage - SHIMANO DEORE M6000 right shifter - SHIMANO DEORE 10-cog cassette (11-42 teeth) - KMC E10 Turbo special e-bike chain

    The E-ST900 electric bike is equipped with a single chainring and ChainFlow 3D anti-drop technology to prevent chain drops. A single shifter on the right handlebar makes it easy to shift between the 10 speeds. In detail: - ChainFlow anti-derailment 34-tooth chainring - SHIMANO DEORE M6000 Shadow+ 10-speed rear derailleur with long cage - SHIMANO DEORE M6000 right shifter - SHIMANO DEORE 10-cog cassette (11-42 teeth) - KMC E10 Turbo special e-bike chain

    The E-ST900 electric bike is equipped with a single chainring and ChainFlow 3D anti-drop technology to prevent chain drops. A single shifter on the right handlebar makes it easy to shift between the 10 speeds. In detail: - ChainFlow anti-derailment 34-tooth chainring - SHIMANO DEORE M6000 Shadow+ 10-speed rear derailleur with long cage - SHIMANO DEORE M6000 right shifter - SHIMANO DEORE 10-cog cassette (11-42 teeth) - KMC E10 Turbo special e-bike chain

    34 teeth with chain guide

    Shifters

    Microshift ADVENT X

    Cassette

    Microshift ADVENT X Series H 11-48 10-speed

    Chain

    KMC e10S

    Brakes

    Tektro TKD68 Mechanical disc brakes 1 piston 180 mm front and rear

    TypeHydraulic Disc

    Tektro TKD68 Mechanical disc brakes 1 piston 180 mm front and rear

    TypeHydraulic Disc

    Tektro TKD68 Mechanical disc brakes 1 piston 180 mm front and rear

    TypeHydraulic Disc

    Regardless of the conditions you ride in (dry/wet/muddy), the hydraulic Tektro TKD88 disc brakes at the front and rear provide powerful and progressive braking. Oversized 180mm diameter discs provide even more power.

    TypeHydraulic Disc

    No matter the conditions you ride in (dry, muddy, wet), the Tektro TKD32 hydraulic disc brakes on the front and rear provide powerful, progressive braking. Oversized 180mm diameter discs provide even more power.

    TypeHydraulic Disc

    No matter the conditions you ride in (dry, muddy, wet), the Tektro TKD32 hydraulic disc brakes on the front and rear provide powerful, progressive braking. Oversized 180mm diameter discs provide even more power.

    TypeHydraulic Disc

    No matter the conditions you ride in (dry, muddy, wet), the Tektro TKD32 hydraulic disc brakes on the front and rear provide powerful, progressive braking. Oversized 180mm diameter discs provide even more power.

    TypeHydraulic Disc

    Tektro M530 hydraulic disc brakes Number of pistons: 4 Front disc: 180 mm Rear disc: 180 mm 6-bolt mounting

    TypeHydraulic Disc

    Tektro M276 hydraulic disc brakes Number of pistons: 2 Front disc: 203 mm Rear disc: 203 mm 6-bolt mount

    TypeHydraulic Disc

    Wheels
    Rims

    Rockrider Tubeless Ready (needs tubeless tyres, special Presta valves and tyre sealant) 27.5", compatible with wide tyres: up to 2.5" 23 mm (width between hooks), 28 spokes at the front and 36 oversize spokes at the rear 6-bolt disc Freehub: HG

    Rockrider Tubeless Ready (needs tubeless tyres, special Presta valves and tyre sealant) 27.5", compatible with wide tyres: up to 2.5" 23 mm (width between hooks), 28 spokes at the front and 36 oversize spokes at the rear 6-bolt disc Freehub: HG

    Rockrider Tubeless Ready (needs tubeless tyres, special Presta valves and tyre sealant) 27.5", compatible with wide tyres: up to 2.5" 23 mm (width between hooks), 28 spokes at the front and 36 oversize spokes at the rear 6-bolt disc Freehub: HG

    These wheels were specially designed for this mountain bike: - 23 mm rims (width between brackets), 28 spokes at the front and 32 spokes at the rear, for greater and good grip with wide tyres (up to 2.5"). - BOOST thru rear axle (12x148) for greater - Aluminium hubs with sealed bearings - TUBELESS READY rims: you will need TUBELESS tyres, specific Presta valves, and puncture sealant.

    ROCKRIDER 29” 30c wheels 29" size compatible with fat tyres: up to 2.6" Internal width between hooks: 30 mm 32 spokes Format: BOOST Discs: 6 holes Freewheel hub: HG Sealed bearings Tubeless Ready, with a sealed rim strip (requires TUBELESS tyres, PRESTA valves, and tyre sealant)

    Rockrider 29” 30c wheels 29" size compatible with fat tyres: up to 2.6" Internal width between hooks: 30 mm 32 spokes Format: BOOST Discs: 6 holes Freewheel hub: HG Sealed bearings Tubeless Ready, with a sealed rim strip (requires TUBELESS tyres, Presta valves, and tyre sealant)

    Tires

    ROCKRIDER ALL TERRAIN LIGHT (30 TPI) wide 2.2" tyres

    ROCKRIDER ALL TERRAIN LIGHT (30 TPI) wide 2.2" tyres

    ROCKRIDER ALL TERRAIN LIGHT (30 TPI) wide 2.2" tyres

    In order for you to feel safe on any terrain, and for traction suited to your motor, the E-ST520 electric MTB is equipped with Hutchinson Cougar 27.5" tyres with a 2.4" cross-section. Our test riders particularly liked these tyres for their grip on the ground. Mounted on wide rims, these tyres provide great grip, traction, and comfort on any terrain.

    So you feel safe on any terrain, and to provide traction suited to your motor, the E-ST900 mountain bike is equipped with Hutchinson Taipan Koloss 27.5+ tyres with a 2.8" cross-section. Our test riders particularly liked these tyres for their grip on the ground. Mounted on wide rims, these tyres provide great grip, traction, and comfort on any terrain.

    So you feel safe on any terrain, and to provide traction suited to your motor, the E-ST900 mountain bike is equipped with Hutchinson Taipan Koloss 27.5+ tyres with a 2.8" cross-section. Our test riders particularly liked these tyres for their grip on the ground. Mounted on wide rims, these tyres ensure grip, traction, and comfort on any terrain.

    So you feel safe on any terrain, and to provide traction suited to your motor, the E-ST900 mountain bike is equipped with Hutchinson Taipan Koloss 27.5+ tyres with a 2.8" cross-section. Our test riders particularly liked these tyres for their grip on the ground. Mounted on wide rims, these tyres ensure grip, traction, and comfort on any terrain.

    Rockrider grip 500 29" x 2.4" Tubeless ready Bead: soft Carcass: 60 TPI 1 ply Sidewalls: Skinwall with puncture-resistant side strip Tread: Dual lug

    Rockrider Grip 500 29" x 2.4" Tubeless ready Bead: soft Carcass: 60 TPI 1 ply Sidewalls: Skinwall with puncture-resistant side strip Tread: Dual lug

    Electric Components
    Motor

    Motor co-developed with VISION Hub position (in the wheel) 42 Nm torque Cadence sensor Max assistance: 250W The electrical assistance cuts out over 25 km/h in accordance with European regulations

    Rear motor position (in the hub) 42 Nm torque Pace sensor Max assistance 250W The electrical assistance cuts out above 25 km/h in accordance with EU regulations

    Rear motor position (in the hub) 42 Nm torque Pace sensor Max assistance 250W The electrical assistance cuts out above 25 km/h in accordance with EU regulations

    The BROSE T Aluminium central motor is specially designed for mountain biking: - 70 Nm torque to handle large obstacles and steep gradients - metal housing for maximum - belt for an ultra-quiet motor - sealed bearings to hold up to tough while mountain biking

    The BROSE T Aluminium central motor is specially designed for mountain biking: - 70 Nm torque to handle large obstacles and steep gradients - belt for an ultra-quiet motor - sealed bearings to hold up to tough while mountain biking

    The BROSE T Aluminium central motor is specially designed for high altitude mountain biking: - 70 Nm torque to handle large obstacles and steep gradients - metal housing for maximum durability - belt for an ultra-quiet motor - and sealed bearings to withstand the sometimes adverse weather conditions of mountain biking

    The BROSE T Aluminium central motor is specially designed for high altitude mountain biking: - 70 Nm torque to handle large obstacles and steep gradients - metal housing for maximum durability - belt for an ultra-quiet motor - and sealed bearings to withstand the sometimes adverse weather conditions of mountain biking

    BROSE DRIVE T Aluminium motor Mid-drive position 70 Nm torque Torque sensor Max assistance: 320% In accordance with EU regulations, the electrical assistance cuts out above 25 km/h

    BROSE DRIVE T Aluminium motor Mid-drive position 70 Nm torque Torque sensor Max assistance: 320% In accordance with EU regulations, the electrical assistance cuts out above 25 km/h

    Battery

    Samsung SDI or LG Capacity: 380 Wh

    Samsung SDI or LG Capacity: 380 Wh Our battery supplier sources its minerals responsibly and sustainably, and is part of the "Responsible Minerals Initiative".

    Samsung SDI or LG Capacity: 380 Wh

    Our Rockrider mountain bike team has designed a battery that locks in place with a simple lever. Child's play! This locking system prevents the battery vibrating when riding on rough terrain. There is also a lock in case you want to stop your battery getting stolen. For example, if you park your bike in the street.

    Our Rockrider mountain bike team has designed a battery that locks in place with a simple lever. Child's play! This locking system prevents the battery vibrating when riding on rough terrain. A key lock is also installed if you want to protect your battery from theft. For example, if you park your bike in the street.

    Our Rockrider mountain bike team has designed a battery that locks in place with a simple lever. Child's play! This locking system prevents the battery vibrating when riding on rough terrain. A key lock is also installed if you want to protect your battery from theft. For example, if you park your bike in the street.

    Battery fully integrated into the frame with side outlet for easy gripping. Capacity: 630 Wh Thanks to the smart management (BMS), Decathlon's lithium-ion batteries have a long life span (over 500 full recharge cycles). Compatible with a 360 Wh battery extension, sold separately (up to 44 additional km, at a low gradient)

    Battery fully integrated into the frame with side outlet for easy gripping. Capacity: 500 Wh With their smart management (BMS), Decathlon lithium-ion batteries have a long life (over 500 full charging cycles). Compatible with a 360 Wh battery extension, sold separately (up to 44 additional km, at a low gradient)

    Display

    LCD control screen 3 assistance modes: Eco / Standard / Boost Stats displayed: Stopwatch / Current speed / Average speed / Maximum speed / Distance covered / Total distance / Battery level / Remaining battery range (in km) / Active assistance mode / Reset

    LCD control screen 3 assistance modes: Eco / Standard / Boost Stats displayed: Stopwatch / Current speed / Average speed / Maximum speed / Distance covered / Total distance / Battery level / Remaining battery range (in km) / Active assistance mode / Reset

    LCD control screen 3 assistance modes: Eco / Standard / Boost Stats displayed: Stopwatch / Current speed / Average speed / Maximum speed / Distance covered / Total distance / Battery level / Remaining battery range (in km) / Active assistance mode / Reset

    ERGO 900 TFT colour screen, 5 assistance modes: 1,2,3,4 Pedestrian mode assists with walking. Bluetooth connected. The control panel is installed on the left side and tilted downwards for better ergonomics when changing modes, and for maximum protection in case of falls and flipping over the bike.

    ERGO 900 TFT colour screen, 5 assistance modes: 1,2,3,4 Pedestrian mode assists with walking. Bluetooth connected. The control panel is installed on the left side and tilted downwards for better ergonomics when changing modes, and for maximum protection in case of falls and flipping over the bike.

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