Kawasaki Ninja ZX-4R 2025 vs. Yamaha R3 2022

Technical Specifications Kawasaki Ninja ZX-4R 2025 compared to Yamaha R3 2022

Kawasaki Ninja ZX-4R 2025

Yamaha R3 2022

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Differences

Kawasaki Ninja ZX-4R 2025

Yamaha R3 2022

Engine and Drive Train

Bore	Bore	57 mm	Bore	68 mm
Stroke	Stroke	39.1 mm	Stroke	44.1 mm
Engine power	Engine power	77 HP	Engine power	42 HP
Rpm at Max. Power	Rpm at Max. Power	14,500 rpm	Rpm at Max. Power	10,750 rpm
Torque	Torque	39 Nm	Torque	29.6 Nm
Rpm at Torque	Rpm at Torque	13,000 rpm	Rpm at Torque	9,000 rpm
Compression Ratio	Compression Ratio	12.3	Compression Ratio	11.2
Fuel system	Fuel system	Injection	Fuel system	Injection
Starter	Starter	Electric	Starter	Electric
Clutch Type	Clutch Type	Multiplate in oil-bath	Clutch Type	Multiplate in oil-bath
Ignition	Ignition	Transistor	Ignition	Transistor
Transmission	Transmission	Chain	Transmission	Chain
Number of gears	Number of gears	6	Number of gears	6
Cylinders	Cylinders	4	Cylinders	2
Strokes	Strokes	4-Stroke	Strokes	4-Stroke
Valves	Valves	DOHC	Valves	DOHC
Cooling	Cooling	liquid	Cooling	liquid
Displacement	Displacement	399 ccm	Displacement	321 ccm

Suspension Front

Front suspension	Front suspension	Upside-Down telescopic fork	Front suspension	Upside-Down telescopic fork

Suspension Rear

Suspension	Suspension	Swing arm	Suspension	Swing arm
Travel	Travel	112 mm	Travel	125 mm

Chassis

Frame type	Frame type	Tubular	Frame type	Twin Tube

Brakes Front

Type	Type	Double disk	Type	Single disk
Diameter	Diameter	290 mm	Diameter	298 mm

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	220 mm	Diameter	220 mm

Assistance Systems

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

Dimensions and Weights

Front tyre width	Front tyre width	120 mm	Front tyre width	110 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	160 mm	Rear tyre width	140 mm
Rear tyre height	Rear tyre height	60 %	Rear tyre height	70 %
Rear tyre diameter	Rear tyre diameter	17 inch	Rear tyre diameter	17 inch
Length	Length	1,990 mm	Length	2,090 mm
Width	Width	765 mm	Width	720 mm
Height	Height	1,110 mm	Height	1,135 mm
Wheelbase	Wheelbase	1,380 mm	Wheelbase	1,380 mm
Seat Height	Seat Height	800 mm	Seat Height	780 mm
Kerb Weight (with ABS)	Kerb Weight (with ABS)	189 kg	Kerb Weight (with ABS)	169 kg
Fuel Tank Capacity	Fuel Tank Capacity	15 l	Fuel Tank Capacity	14 l
License compliancy	License compliancy	A	License compliancy	A2