BMW R 1250 R 2021 vs. Kawasaki Z900 2022

Technical Specifications BMW R 1250 R 2021 compared to Kawasaki Z900 2022

BMW R 1250 R 2021

Kawasaki Z900 2022

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Differences

BMW R 1250 R 2021

Kawasaki Z900 2022

Engine and Drive Train

Engine type	Engine type	Boxer	Engine type	In line
Bore	Bore	102.5 mm	Bore	73.4 mm
Stroke	Stroke	76 mm	Stroke	56 mm
Engine power	Engine power	136 HP	Engine power	125.4 HP
Rpm at Max. Power	Rpm at Max. Power	7,750 rpm	Rpm at Max. Power	9,500 rpm
Torque	Torque	143 Nm	Torque	98.6 Nm
Rpm at Torque	Rpm at Torque	6,250 rpm	Rpm at Torque	7,700 rpm
Compression Ratio	Compression Ratio	12.5	Compression Ratio	11.8
Fuel system	Fuel system	Injection	Fuel system	Injection
Throttle Bore	Throttle Bore	52 mm	Throttle Bore	36 mm
Clutch Type	Clutch Type	Antihopping	Clutch Type	Multiplate in oil-bath
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	4
Strokes	Strokes	4-Stroke	Strokes	4-Stroke
Valves per cylinder	Valves per cylinder	4	Valves per cylinder	4
Valves	Valves	DOHC	Valves	DOHC
Cooling	Cooling	liquid-air	Cooling	liquid
Displacement	Displacement	1,254 ccm	Displacement	948 ccm

Suspension Front

Front suspension	Front suspension	Upside-Down telescopic fork	Front suspension	Upside-Down telescopic fork
Travel	Travel	140 mm	Travel	120 mm

Suspension Rear

Suspension	Suspension	Single swing arm	Suspension	Swing arm
Shock absorber	Shock absorber	Monoshock	Shock absorber	Monoshock
Travel	Travel	140 mm	Travel	140 mm
Adjustment	Adjustment	Preload, Rebound	Adjustment	Preload, Rebound
Material	Material	Aluminium	Material	Aluminium

Chassis

Frame	Frame	Steel	Frame	Steel
Frame type	Frame type	Load-bearing engine	Frame type	Double cradle
Rake	Rake	62.3 degree	Rake	65 degree
Trail	Trail	126.6 mm	Trail	105 mm

Brakes Front

Type	Type	Double disk	Type	Double disk
Diameter	Diameter	320 mm	Diameter	300 mm
Piston	Piston	Four pistons	Piston	Four pistons
Actuation	Actuation	Hydraulic	Actuation	Hydraulic
Technology	Technology	radial	Technology	Petal

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	276 mm	Diameter	250 mm
Piston	Piston	Double piston	Piston	Single piston

Assistance Systems

Advanced Rider Assistance Systems	Advanced Rider Assistance Systems	ABS, Anti-slipping control, Riding modes, Ride by Wire	Advanced Rider Assistance Systems	ABS, Riding modes, Ride by Wire, Traction control

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	17 inch	Front tyre diameter	17 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	17 inch	Rear tyre diameter	17 inch
Length	Length	2,165 mm	Length	2,070 mm
Width	Width	880 mm	Width	820 mm
Wheelbase	Wheelbase	1,515 mm	Wheelbase	1,450 mm
Seat Height	Seat Height	820 mm	Seat Height	795 mm
Kerb Weight (with ABS)	Kerb Weight (with ABS)	239 kg	Kerb Weight (with ABS)	210 kg
License compliancy	License compliancy	A	License compliancy	A