BMW Definition CE 04 - 2021 Specifications and Reviews

The 2021 BMW Definition CE 04 is an electric concept motorcycle designed for urban commuters seeking modern, sustainable mobility. Its liquid-cooled synchronous motor delivers 42 horsepower with instant torque, suitable for city riding up to 120 km/h. The bike is best known as BMW's vision for the future of electric two-wheelers, emphasizing innovative design and emission-free performance.

2021
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General information

CategoryPrototype / concept model
Year2021
ModelBMW Definition CE 04
 
 

Engine and Transmission Specifications

Transmission typeBelt   (final drive)
Gearbox1-speed
Cooling systemLiquid
Top speed120.0 km/h (74.6 mph)
Torque61.0 Nm (6.2 kgf-m or 45.0 ft.lbs) @ 4900 RPM
Power42.0 HP (30.7 kW) @ 4900 RPM
Engine detailsPermanent-magnet liquid-cooled synchronous motor
Engine typeElectric

Brakes, suspension, Frame and wheels

WheelsCast aluminum
Rear brakesSingle disc. ABS. Floating disc. 1-piston floating calipers.
Diameter270 mm (10.6 inches)
Front brakesDouble disc. ABS. Floating discs. 4-piston calipers.
Rear tire160/60-R15
Front tire120/70-R15
Rear wheel travel92 mm (3.6 inches)
Rear SuspensionSingle-sided swing arm/central spring strut
Front wheel travel100 mm (3.9 inches)
Front SuspensionSingle-bridge telescopic forks
Trail120 mm (4.7 inches)
Rake (fork angle)26.5°
Frame typeSteel double loop

Physical measures and capacities

Wheelbase1675 mm (65.9 inches)
Overall width947 mm (37.3 inches)
Overall length2285 mm (90.0 inches)
Overall height1150 mm (45.3 inches)
Seat height855 mm (33.7 inches) If adjustable, lowest setting.
Power/weight ratio0.1826 HP/kg
Dry weight230.0 kg (507.1 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Comments8.5 kWh 148V lithium-ion battery. 40 lithium-ion battery cells. Charging 3.5 hours to 80%, with quick charger 65 min.
LightLED headlight
Electrical12 V / 5 Ah, maintenance-free secondary battery.
Instruments10.25” TFT display including BMW Motorrad Connectivity
StarterElectric
Color optionsMineral White Metallic

Performance Profile & Rider Fit

42 hp
Peak Power
74.6 mph
Top Speed

Best For

Track5%
City90%
Cornering40%
Daily Riding80%
Touring30%
Passenger45%

Rider Profile

Best ForSuitable for new riders and scooter-license holders thanks to its automatic transmission, low top speed, and non-threatening power delivery.
PurposeBuilt as an urban electric commuter scooter, not a performance or long-distance machine, with a capped 74.6 mph top speed reflecting that focus.
Rider FitThe 855mm seat height combined with a 230kg dry weight means it feels substantial at a stop, but the low center of gravity from the underfloor battery keeps it manageable for most body sizes.
CharacterA quiet, torquey, maxi-scooter-style ride that feels effortless in traffic with instant electric response and a single-speed twist-and-go simplicity.
Not Ideal ForNot for riders wanting highway touring range, off-road capability, or genuine high-speed thrills.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Reviews

Total comments: 1
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MotorcycleDB Review

The 2021 BMW Definition CE 04 motorcycle is a game-changer in the world of electric motorcycles. With its futuristic design and innovative technology, the CE 04 offers a smooth and powerful ride. The electric drivetrain delivers instant torque, making acceleration a thrilling experience. The sleek and aerodynamic body not only looks stunning but also enhances performance and efficiency. The CE 04 is equipped with advanced connectivity features, including a digital display and smartphone integration, making it convenient and easy to stay connected on the go. Overall, the 2021 BMW Definition CE 04 motorcycle is a standout choice for riders looking for a cutting-edge electric motorcycle. With its impressive performance, striking design, and advanced technology, the CE 04 is pushing the boundaries of what an electric motorcycle can be. Whether you're a seasoned rider or new to the world of electric bikes, the CE 04 is a compelling option that will undoubtedly turn heads on the road.
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