Highlights based on this e-bike’s specs, comparisons and practical strengths.
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 123.2.
Range is strong despite only average or smaller battery capacity, which supports the efficiency result.
99
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 27.5-inch wheel size is a strong option for off-road control and manoeuvrability.
91
Excellent for longer rides
Range is high compared with similar e-bikes, which is one of the strongest signs it should suit longer rides.
Range is high compared with similar e-bikes, which is one of the strongest signs it should suit longer rides.
Battery capacity is average for this type of e-bike.
Battery efficiency appears strong, which should help stretch range on longer rides.
The removable battery can make charging easier during longer days or multi-stop rides.
Charging time is shorter than average, which can help if topping up between rides.
The display or control unit should make it easier to monitor assistance and battery use on longer rides.
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.
87
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 27.5-inch wheel size should help balance control and manoeuvrability.
Torque is above average for this type of e-bike.
Torque-sensing assistance should help with smoother control on technical sections.
The bike is heavier than average for its type, which may affect technical handling.
Multiple ride modes should help the rider manage assistance on technical trails.
86
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 mountain bike design should be better suited to controlled descending.
86
Excellent removable battery practicality
The removable battery makes charging, storage and battery handling more flexible.
The removable battery makes charging, storage and battery handling more flexible.
This bike type can be larger or heavier, so a removable battery adds useful charging flexibility.
Because the bike is heavier than average, removing the battery can make handling and charging more convenient.
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.
83
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 27.5-inch wheel size should balance manoeuvrability and trail control.
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.
Overview
The Haibike ALLTRAIL 8 27.5 is a mountain bike designed for trail riding, offering a smooth and controlled motor assist that feels natural on rough terrain. Its efficient battery provides a strong range for longer rides, and the removable battery adds convenience for charging and storage. With front and rear suspension, it handles uneven surfaces comfortably, though its weight makes it a bit harder to lift. While the motor is smooth and well-suited for trails, it lacks the punch needed for steep climbs or high-speed acceleration.
Best For
✓
This mountain e-bike should suit riders who prioritize off-road performance and comfort on rougher trails. Its strong motor power and torque, combined with front and rear suspension, make it well-suited for trail riding and longer rides where control and comfort are important. The removable battery adds flexibility for charging away from the bike, which is a practical benefit for riders who need convenience. Riders who value smooth power delivery and natural assistance that responds to effort will likely appreciate how the bike feels during climbs and on uneven terrain.
Who Should Avoid It
×
Riders seeking the most aggressive motor punch or the strongest hill-climbing support may want to compare alternatives, as the motor power and torque are below average for similar mountain e-bikes. Riders carrying heavier loads than the 120 kg max payload may also find utility-focused alternatives more suitable. However, the bike still offers strong off-road capability, good range for longer rides, and efficient battery use, which should suit many trail-focused riders.
Ownership considerations
These points highlight practical ownership factors such as maintenance, storage, charging, everyday
handling and bad-weather usability.
27
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.
A removable battery makes charging, storage and battery care easier.
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 heavier than average for its type, which may make storage and moving it harder.
The removable battery can make storage and indoor charging more flexible.
A full-suspension mountain bike format is usually bulkier and harder to store indoors.
27
Harder to lift
Poor
The bike is heavier than average for its type, so it may not be especially easy to lift.
The bike is heavier than average for its type, so it may not be especially easy to lift.
The listed weight is 25.9 kg.
The carbon frame material should help keep weight down.
The removable battery can reduce the weight when lifting or moving the bike.
The mountain bike format can be bulkier and harder to lift than simpler urban e-bikes.
86
Excellent removable battery practicality
Excellent
The removable battery makes charging, storage and battery handling more flexible.
The removable battery makes charging, storage and battery handling more flexible.
This bike type can be larger or heavier, so a removable battery adds useful charging flexibility.
Because the bike is heavier than average, removing the battery can make handling and charging more convenient.
51
Average charging speed
Mixed
Charging time is shorter than average for this type of e-bike.
Charging time is shorter than 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 123.2.
Range is strong despite only average or smaller battery capacity, which supports the efficiency result.
62
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.
A removable battery makes daily charging and storage more flexible.
Multiple ride modes should help adapt the bike to different everyday journeys.
Hydraulic disc brakes are useful equipment for confident daily riding.
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.
25
Limited family utility practicality
Poor
The listed maximum payload is practical for lighter utility use.
The listed maximum payload is practical for lighter utility use.
The listed maximum payload is 120 kg.
Hydraulic disc brakes are useful when carrying children, shopping or heavier loads.
A removable battery makes charging easier around family or utility use.
Range is average or better compared with similar e-bikes, which supports practical daily use.
350W more power27 miles less range1 Ah less battery5 kg lighterSame gears
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 above average for this type of e-bike.
Power-to-weight is low.
Torque-sensing assistance should make the motor response feel more natural.
The bike is heavier than average for its type.
The calculated power-to-weight score is 9.65.
0
Not ideal for steep hills
Torque is above average for this type of e-bike.
Torque is above average for this type of e-bike.
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 heavier than average for its type.
The calculated power-to-weight score is 9.65.
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 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 removable battery makes home, office or indoor charging easier.
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.
The bike is heavier than average for its type, which may make daily handling less convenient.
Front and rear suspension can add weight and complexity for normal commuting.
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 heavier than average for its type.
The calculated power-to-weight score is 9.65.
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 heavier than average for its type, which may make storage and moving it harder.
The removable battery can make storage and indoor charging more flexible.
A full-suspension mountain bike format is usually bulkier and harder to store indoors.
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.
25
Limited family utility practicality
The listed maximum payload is practical for lighter utility use.
The listed maximum payload is practical for lighter utility use.
The listed maximum payload is 120 kg.
Hydraulic disc brakes are useful when carrying children, shopping or heavier loads.
A removable battery makes charging easier around family or utility use.
Range is average or better compared with similar e-bikes, which supports practical daily use.
27
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.
A removable battery makes charging, storage and battery care easier.
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.
E-system & battery comparison
Motor Power
250 watts
▼ 190 W below average
Motor Torque
85 Nm
▲ 6.5 Nm above average
Power-to-weight
9.65 W/kg
▼ 11 W/kg below average
Battery Capacity
625 Wh
▼ 5.9 Wh below average
Claimed Max Range
77 miles
▲ 16 miles above average
Charge Time
4h 54m
▼ 21 mins faster than average
Sensor Type
Torque and Cadence Sensor
Removable Battery
Yes
Motor Name
Bosch Performance Line CX Smart System
This mountain e-bike offers legal-style pedal assist with strong torque support that should feel capable on trails and climbs. Next to similar models, it provides a balanced and predictable assistance feel with torque and cadence sensing helping to maintain control on rough terrain. The torque should help with climbing and low-speed maneuvering, though some similar e-bikes may offer more outright punch or feel livelier for their weight. The motor’s smooth power delivery and efficient battery use should make it well-suited for longer rides, especially where predictable support and trail control are priorities. Riders looking for a reliable, efficient mountain e-bike with good range and natural assistance should find this setup appealing.
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?
This mountain e-bike is well-suited for long off-road rides, thanks to its high range of 77 miles and efficient battery, which should support extended trail adventures. The front and rear suspension provide good comfort on rough terrain, and the removable battery adds convenience for charging. However, its 250W motor may feel less punchy on steep climbs, so riders should expect a smoother, more controlled ride rather than high-speed power.
How does the motor perform when climbing steep trails?
The motor provides smooth and controlled assistance when climbing steep trails, thanks to the torque and cadence sensor. However, the motor power is below average for similar e-bikes, which may make climbing very steep trails feel less responsive. The torque is above average, which helps with hill climbing, but the overall power-to-weight ratio is low, so you may need to manage your effort and pace on particularly steep sections.
Does the bike handle rough terrain comfortably?
The Haibike ALLTRAIL 8 27.5 is designed for rough terrain, with front and rear suspension that should significantly improve comfort on uneven surfaces. The 27.5" tires and hydraulic disc brakes also contribute to stable and confident handling on trails. While it's not optimized for daily commuting, it should perform well for off-road rides and rough terrain.
Is the battery efficient enough for regular trail use?
The battery should be efficient enough for regular trail use, as the bike offers above-average range for similar mountain e-bikes. With a range of 77 miles, it should support most trail rides without needing frequent recharging. The battery is also removable, which makes charging more convenient, especially if you're riding in remote areas.
How practical is the removable battery for charging and storage?
The removable battery is practical for charging and storage, as it allows you to charge the battery separately from the bike, which can be convenient if you're storing the bike in a small space or need to charge the battery while the bike is in use. This feature also makes it easier to carry spare batteries if needed, though the battery capacity is average for this type of e-bike, so you may need to plan charging stops for longer rides.
Is this bike good value for its performance and features?
This bike offers good value for its performance and features, especially considering its strong range and off-road capability. While the motor power and power-to-weight ratio are below average for similar e-bikes, the battery efficiency and overall design make it a solid choice for trail riding. The price is also favourable compared to other mountain e-bikes in its category.
How does the weight affect handling and portability?
The Haibike ALLTRAIL 8 27.5 weighs 22.5 kg, which is typical for a mountain e-bike with front and rear suspension. This weight provides stability on rough trails but may feel heavier when lifting or carrying the bike, especially when the battery is fully charged. The weight is balanced well for off-road performance, ensuring good control and comfort over uneven terrain.
What are the main limitations of this e-bike compared to others in its class?
Compared to similar mountain e-bikes, this model has a motor power that is below average, which may affect performance on very steep trails. While the torque is strong and the range is above average, the battery capacity is average, so riders may need to plan charging stops on longer rides. The charging time is shorter than average, which is a plus, but the motor's lower power could be a limitation for more demanding off-road conditions.
eBike Overview
eBike Type: Mountain Bike
The style of riding intended for this bike
Released:
2023
The bike was released 3 years ago
Screen
Bosch Kiox 300
Lights Included
No
Weight (inc battery): 25.9 kg
The website average for electric bikes is
23.93 kg.
This electric bike is 1.96 kg over 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
