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 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 208.33.
100
Excellent range-to-weight balance
Range is high compared with similar e-bikes.
Range is high compared with similar e-bikes.
The bike is very light compared with similar e-bikes, which strongly supports range-to-weight balance.
Battery efficiency appears strong, which supports a better range-to-weight balance.
Range is strong without needing an unusually large battery, which supports efficiency.
The calculated range per kg is 4.14.
The calculated range per battery unit is 208.33.
88
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.
87
Excellent smooth power delivery
Torque and cadence sensing should help the motor deliver more natural and controlled assistance.
Torque and cadence sensing should help the motor deliver more natural and controlled assistance.
Multiple ride modes should help riders choose a smoother level of assistance.
The included display or control unit should make it easier to manage assistance levels.
81
Good 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 low compared with similar e-bikes, which may limit off-road climbing support.
The 29-inch wheel size should help rollover and stability on rougher terrain.
81
Good charging speed
Charging time is low compared with similar e-bikes.
Charging time is low compared with similar e-bikes.
The quoted charging time is long in absolute terms.
77
Good 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 low compared with similar e-bikes, which may limit technical climbing and control.
Torque-sensing assistance should help with smoother control on technical sections.
Multiple ride modes should help the rider manage assistance on technical trails.
76
Good braking confidence
Hydraulic disc brakes should provide strong and controlled stopping power.
70
Good 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 low compared with similar e-bikes, which may limit control on steeper or looser trail sections.
Torque-sensing assistance should help with smoother power control on trails.
Overview
The Scott Lumen 920 is a mountain bike designed for trail riding, offering smooth motor support and confident braking for off-road adventures. Its efficient battery provides a useful range for most rides, and the quick charging time makes it convenient for regular use. However, the motor's lower power and torque may feel less punchy when accelerating or climbing steep hills. The non-removable battery means you'll need to keep the whole bike near a charger, which could be a consideration for some riders. While it's well-suited for trails, its weight and power may not be ideal for more demanding terrain or long-distance rides.
Best For
✓
This mountain e-bike should suit riders who prioritize off-road performance and trail control, particularly those looking for a balance between power and agility on rougher terrain. Its smooth power delivery and responsive assistance make it a strong choice for trail riders who value natural handling and confident braking. The lightweight carbon frame and front and rear suspension also contribute to a comfortable and controlled ride on uneven surfaces, making it appealing to riders who frequently tackle technical trails.
Who Should Avoid It
×
Riders seeking stronger motor punch or longer range may want to compare alternatives, as the motor power and battery capacity are below average for similar mountain e-bikes. Riders who frequently tackle steep hills could find stronger torque options more suitable. However, the bike still offers smooth power delivery and good off-road capability, making it a solid choice for riders prioritizing natural assistance and controlled riding experiences.
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.
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.
59
Mixed liftability
Mixed
The bike is very light compared with similar e-bikes, which should make it easier to lift and move.
The bike is very light compared with similar e-bikes, which should make it easier to lift and move.
The listed weight is 18.1 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.
81
Good charging speed
Good
Charging time is low compared with similar e-bikes.
Charging time is low compared with similar e-bikes.
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 208.33.
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.
40
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.
A very light e-bike may feel less planted in poor weather 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.
28
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 128 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 £5,499, the Scott Lumen 920 sits broadly in line with similar 2025 mountain bikes. Its value is supported by a strong feature set, though the price may feel demanding when considering broader market options.
Compared with similar mountain bike e-bikes on Bikkerr, this model sits £159.07 below average
The Scott Lumen 920 is listed at £5,499, which sits broadly in line with similar mountain e-bikes from 2025. It compares well against rivals with its efficient battery use, strong hydraulic braking, and front and rear suspension that supports control on rougher terrain. However, some similar e-bikes may offer a larger battery or stronger climbing support, and the non-removable battery could limit charging flexibility for certain riders. For a mountain e-bike, the balance of weight, range, and suspension makes it a solid option for those prioritising agility and trail comfort over maximum battery capacity or raw climbing power. Riders who value a lighter, more responsive ride and don’t need extended range on a single charge are likely to see the value in this package.
We reach this value score by combining the bike’s price, specification, performance data and comparison against similar e-bikes in our database.
Same power27 miles less range140 Wh more battery4 kg heavierSame gears
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Potential limitations
Areas where this e-bike may be less strong based on its specs and comparisons.
0
Limited motor punch
Motor power is low compared with similar e-bikes.
Motor power is low compared with similar e-bikes.
Torque is low compared with similar e-bikes.
Power-to-weight is low.
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 13.81.
0
Not ideal for steep hills
Torque is low compared with similar e-bikes.
Torque is low compared with similar e-bikes.
Power-to-weight is low.
Motor power is low 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 13.81.
0
Low power-to-weight ratio
Power-to-weight is low compared with similar e-bikes.
Power-to-weight is low compared with similar e-bikes.
Motor power is low compared with similar e-bikes.
The bike is lighter than many similar e-bikes, which helps the power-to-weight balance.
The calculated power-to-weight score is 13.81.
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.
5
Low battery capacity
Battery capacity is low compared with similar e-bikes.
Battery capacity is low compared with similar e-bikes.
The listed battery capacity is modest but still usable for shorter rides.
5
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.
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.
E-system & battery comparison
Motor Power
250 watts
▼ 190 W below average
Motor Torque
50 Nm
▼ 28 Nm below average
Power-to-weight
13.81 W/kg
▼ 6.6 W/kg below average
Battery Capacity
360 Wh
▼ 271 Wh below average
Claimed Max Range
75 miles
▲ 14 miles above average
Charge Time
2h 23m
▼ 172 mins faster than average
Sensor Type
Torque and Cadence Sensor
Removable Battery
No
Motor Name
TQ-HPR 50 Mid Motor
This mountain e-bike offers a legal-style pedal assist that feels more modest in climbing support compared to some trail-focused rivals, making it better suited for moderate trails rather than the most demanding terrain. Next to similar models, its assistance is likely to feel more balanced and predictable, with torque and cadence sensing helping to maintain a natural ride feel. While it should handle most trails with reasonable support, steeper climbs may require more rider effort, and the motor may not deliver the same level of punch as some more aggressive trail e-bikes. The low weight should help the bike feel agile and responsive, with the sensor setup offering smooth and controlled assistance that adapts to the rider's input. Riders looking for a lightweight mountain e-bike that prioritizes efficiency, trail control and predictable assistance over maximum motor punch 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 Scott Lumen 920 is a mountain bike designed for trail riding, so it should handle long off-road rides reasonably well. Its hydraulic disc brakes provide confident stopping power, and the efficient battery offers a useful range for most trail rides. However, the motor's lower power and torque may feel less punchy when accelerating or climbing steep hills, and the non-removable battery means you'll need to keep the whole bike near a charger, which could be a consideration for some riders.
How does the motor perform when climbing steep trails?
The motor provides smooth support for climbing trails, but its performance on very steep inclines may be limited compared to similar e-bikes. With 50 Nm of torque and 250 watts of power, it should handle moderate hills well, but riders may need to manage their pace on steeper sections. The torque and cadence sensor helps deliver controlled assistance, which can make climbs feel more natural and less strenuous.
Does the bike offer enough power for challenging mountain terrain?
The Scott Lumen 920 has a 250W motor and 50Nm of torque, which is below average for similar mountain e-bikes. This means it may struggle with very steep or technical trails, especially when carrying extra weight. However, the bike's design and smooth power delivery should still make it suitable for moderate off-road terrain and long rides, provided you manage your speed and terrain choice carefully.
How efficient is the battery for everyday mountain biking use?
The battery efficiency of the Scott Lumen 920 is above average for similar mountain e-bikes, offering a range of 75 miles on a single charge. This makes it suitable for most everyday mountain biking trips, though the battery capacity is below average, which may limit longer rides. The non-removable battery means you'll need to charge the whole bike near a power source, which could be inconvenient for multi-day trips or remote trails.
Is this bike good value for its price compared to similar e-bikes?
The Scott Lumen 920 offers a good balance of features for its price, especially with its strong battery efficiency and reliable braking for off-road use. While its motor power and battery capacity are below average for similar mountain e-bikes, the overall package is competitive with other models in this price range. The non-removable battery may be a consideration if you need to charge it away from home, but the bike's performance on trails and its value for money make it a solid choice for serious mountain riders.
How comfortable is the bike on rough or uneven trails?
The Scott Lumen 920 should handle rough or uneven trails reasonably well, thanks to its front and rear suspension, which should help absorb shocks and improve comfort. However, while the suspension should make rougher terrain more manageable, it's still a mountain e-bike, so it's best suited for trails rather than extremely rough or paved roads. The hydraulic disc brakes should also provide confident stopping power, which is important when navigating uneven surfaces.
Can the battery be charged easily without needing to move the whole bike?
The battery on the Scott Lumen 920 is not removable, which means you'll need to bring the whole bike near a charging point to recharge it. This may be less convenient if you're away from home or need to charge it frequently during long rides. However, the battery efficiency is above average for similar e-bikes, so you may not need to charge it as often on typical mountain biking trips.
Who is this bike best suited for based on its features and performance?
This bike is best suited for experienced mountain bikers who prioritize smooth power delivery and off-road capability over maximum hill-climbing power or long-range rides. The 250W motor with torque and cadence sensing should provide natural assistance on trails, and the front and rear suspension should help with comfort on rough terrain. However, the lower torque and battery capacity may limit performance on steep climbs or extended rides, so it's ideal for riders who focus on trail riding rather than long-distance or heavy-duty mountain biking.
eBike Overview
eBike Type: Mountain Bike
The style of riding intended for this bike
Released:
2025
The bike was released 1 years ago
Screen
TQ HPR OLED
Lights Included
No
Weight (inc battery): 18.1 kg
The website average for electric bikes is
22.99 kg.
This electric bike is 4.9 kg under the average. Total bike weight may vary depending on frame size.
Sizing & Geometry
Min / Max Rider Height
S: 160-175 cm, M: 168-183 cm, L: 175-190 cm, XL: 185-195+ cm
Folded Dimensions
Unknown
Wheel & Tire Details
Wheelset Name
Syncros X-30 S (32 H) rims, Formula hubs
Wheelset Size
29 inch
Tires
Front: Schwalbe Wicked Will 29x2.4" EVO; Super Race / TLE / 67EPI / Addix Speed Soft, Rear: Schwalbe Wicked Will 29x2.4" EVO; Super Race / TLE / 67EPI / Addix Speed Grip
Frame Info
Frame Material
Carbon Fiber
Suspension Type
Front and Rear suspension
Foldable Frame
No
Max Payload
128 kg (282.2 lbs)
Drivechain Details
Groupset details
Deore
Drivechain type
Chain drive
Amount of gears
12 Gears
Rear Derailleur
RD-M 6100-SGS
Front Derailleur
None
Cassette
Shimano CS-M 6100 10-51 T
Cranks
FSA Alloy (34 T chainring)
Chain
Shimano CS-M 6100 10-51 T and CN-M 6100 chain
Brakes
Brakes
Shimano Hydraulic Disc
Brake Type: Hydraulic Disc Brake
Hydraulic operated discs brakes (Very good)
Brake Rotors
SM-RT 64 180 mm (Front) and RT-EM 600 180 mm (Rear)
