Kawasaki Z650 RS 2023 vs. Honda GB350S 2025

Technical Specifications Kawasaki Z650 RS 2023 compared to Honda GB350S 2025

Kawasaki Z650 RS 2023

Honda GB350S 2025

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Differences

Kawasaki Z650 RS 2023

Honda GB350S 2025

Engine and Drive Train

Bore	Bore	83 mm	Bore	70 mm
Stroke	Stroke	60 mm	Stroke	90.5 mm
Engine power	Engine power	68 HP	Engine power	21 HP
Rpm at Max. Power	Rpm at Max. Power	8,000 rpm	Rpm at Max. Power	5,500 rpm
Torque	Torque	65.7 Nm	Torque	29 Nm
Rpm at Torque	Rpm at Torque	7,000 rpm	Rpm at Torque	3,000 rpm
Compression Ratio	Compression Ratio	10.8	Compression Ratio	9.5
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
Transmission	Transmission	Chain	Transmission	Chain
Transmission Type	Transmission Type	Gearshift	Transmission Type	Gearshift
Number of gears	Number of gears	6	Number of gears	5
Cylinders	Cylinders	2	Cylinders	1
Strokes	Strokes	4-Stroke	Strokes	4-Stroke
Valves per cylinder	Valves per cylinder	4	Valves per cylinder	2
Valves	Valves	DOHC	Valves	OHC
Cooling	Cooling	liquid	Cooling	Air
Displacement	Displacement	649 ccm	Displacement	348 ccm

Suspension Front

Front suspension	Front suspension	Telescopic fork	Front suspension	Telescopic fork
Diameter	Diameter	41 mm	Diameter	41 mm

Suspension Rear

Suspension	Suspension	Swing arm	Suspension	Swing arm
Shock absorber	Shock absorber	Monoshock	Shock absorber	Dual Shock

Chassis

Frame	Frame	Steel	Frame	Steel
Frame type	Frame type	Tubular	Frame type	Double cradle

Brakes Front

Type	Type	Double disk	Type	Single disk
Diameter	Diameter	300 mm	Diameter	310 mm
Piston	Piston	Double piston	Piston	Double piston

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	200 mm	Diameter	240 mm
Piston	Piston	Single piston	Piston	Single piston

Assistance Systems

Advanced Rider Assistance Systems	Advanced Rider Assistance Systems	ABS	Advanced Rider Assistance Systems	ABS

Dimensions and Weights

Front tyre width	Front tyre width	120 mm	Front tyre width	100 mm
Front tyre height	Front tyre height	70 %	Front tyre height	90 %
Front tyre diameter	Front tyre diameter	17 inch	Front tyre diameter	19 inch
Rear tyre width	Rear tyre width	160 mm	Rear tyre width	150 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	2,055 mm	Length	2,175 mm
Wheelbase	Wheelbase	1,410 mm	Wheelbase	1,440 mm
Seat Height	Seat Height	820 mm	Seat Height	800 mm
Kerb Weight (with ABS)	Kerb Weight (with ABS)	187.1 kg	Kerb Weight (with ABS)	179 kg

Equipment

Equipment	Equipment	LED daytime running lights, LED-Headlights, TFT display	Equipment	LED-Headlights