BMW R 18 B 2025 vs. BMW R 18 Roctane 2025

Technical Specifications BMW R 18 B 2025 compared to BMW R 18 Roctane 2025

BMW R 18 B 2025

BMW R 18 Roctane 2025

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Differences

BMW R 18 B 2025

BMW R 18 Roctane 2025

Engine and Drive Train

Engine type	Engine type	Boxer	Engine type	Boxer
Bore	Bore	107.1 mm	Bore	107.1 mm
Stroke	Stroke	100 mm	Stroke	100 mm
Engine power	Engine power	91 HP	Engine power	91 HP
Rpm at Max. Power	Rpm at Max. Power	4,750 rpm	Rpm at Max. Power	4,750 rpm
Torque	Torque	163 Nm	Torque	163 Nm
Rpm at Torque	Rpm at Torque	3,000 rpm	Rpm at Torque	3,000 rpm
Compression Ratio	Compression Ratio	9.6	Compression Ratio	9.6
Fuel system	Fuel system	Injection	Fuel system	Injection
Starter	Starter	Electric	Starter	Electric
Clutch Type	Clutch Type	Toughened, Dry	Clutch Type	Toughened, Dry
Transmission	Transmission	Prop shaft	Transmission	Chain
Transmission Type	Transmission Type	Gearshift	Transmission Type	Gearshift
Number of gears	Number of gears	6	Number of gears	6
Cylinders	Cylinders	2	Cylinders	2
Strokes	Strokes	4-Stroke	Strokes	4-Stroke
Valves	Valves	OHV	Valves	OHV
Cooling	Cooling	Oil-air	Cooling	Oil-air
Can be restricted for A2 licence	Can be restricted for A2 licence	Yes	Can be restricted for A2 licence	Yes
Displacement	Displacement	1,802 ccm	Displacement	1,802 ccm

Suspension Front

Front suspension	Front suspension	Telescopic fork	Front suspension	Telescopic fork
Travel	Travel	120 mm	Travel	120 mm

Suspension Rear

Suspension	Suspension	Swing arm	Suspension	Swing arm
Shock absorber	Shock absorber	Monoshock	Shock absorber	Monoshock
Travel	Travel	120 mm	Travel	90 mm
Material	Material	Steel	Material	Steel

Chassis

Frame	Frame	Steel	Frame	Steel
Frame type	Frame type	Double cradle	Frame type	Double cradle
Rake	Rake	62.7 degree	Rake	55.3 degree
Trail	Trail	183.5 mm	Trail	185 mm

Brakes Front

Type	Type	Double disk	Type	Double disk
Diameter	Diameter	300 mm	Diameter	300 mm
Piston	Piston	Four pistons	Piston	Four pistons
Shock mount	Shock mount	Fixed caliper	Shock mount	Fixed caliper

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	300 mm	Diameter	300 mm
Piston	Piston	Four pistons	Piston	Four pistons
Shock mount	Shock mount	Fixed caliper	Shock mount	Fixed caliper

Assistance Systems

Advanced Rider Assistance Systems	Advanced Rider Assistance Systems	ABS, Anti-slipping control, Riding modes, Combined Brake System, Ride by Wire, Cruise control	Advanced Rider Assistance Systems	ABS

Dimensions and Weights

Front tyre width	Front tyre width	120 mm	Front tyre width	120 mm
Front tyre height	Front tyre height	70 %	Front tyre height	70 %
Front tyre diameter	Front tyre diameter	19 inch	Front tyre diameter	21 inch
Rear tyre width	Rear tyre width	180 mm	Rear tyre width	180 mm
Rear tyre height	Rear tyre height	55 %	Rear tyre height	55 %
Rear tyre diameter	Rear tyre diameter	18 inch	Rear tyre diameter	18 inch
Length	Length	2,560 mm	Length	2,615 mm
Width	Width	970 mm	Width	982 mm
Wheelbase	Wheelbase	1,695 mm	Wheelbase	1,720 mm
Seat Height	Seat Height	720 mm	Seat Height	720 mm
Kerb Weight (with ABS)	Kerb Weight (with ABS)	398 kg	Kerb Weight (with ABS)	374 kg
Fuel Tank Capacity	Fuel Tank Capacity	24 l	Fuel Tank Capacity	16 l
Top Speed	Top Speed	180 km/h	Top Speed	180 km/h
License compliancy	License compliancy	A2, A	License compliancy	A2, A
Range	Range	413 km	Range	285 km
Combined CO2 emissions	Combined CO2 emissions	134 g/km	Combined CO2 emissions	129 g/km
Combined fuel consumption	Combined fuel consumption	5.8 l/100km	Combined fuel consumption	5.6 l/100km
Stationary noise	Stationary noise	94 dB	Stationary noise	94 dB
Payload	Payload	232 kg	Payload	181 kg
Maximum authorized weight	Maximum authorized weight	630 kg	Maximum authorized weight	560 kg