Yamaha R3 2025 vs. Aprilia RS 660 2025

Technical Specifications Yamaha R3 2025 compared to Aprilia RS 660 2025

Yamaha R3 2025

Aprilia RS 660 2025

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Differences

Yamaha R3 2025

Aprilia RS 660 2025

Engine and Drive Train

Engine type	Engine type	In line	Engine type	In line crankpin offset
Bore	Bore	68 mm	Bore	81 mm
Stroke	Stroke	44.1 mm	Stroke	63.93 mm
Engine power	Engine power	42 HP	Engine power	105 HP
Rpm at Max. Power	Rpm at Max. Power	10,750 rpm	Rpm at Max. Power	10,500 rpm
Torque	Torque	29.5 Nm	Torque	67 Nm
Rpm at Torque	Rpm at Torque	9,000 rpm	Rpm at Torque	8,500 rpm
Compression Ratio	Compression Ratio	11.2	Compression Ratio	13.5
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, Antihopping
Transmission	Transmission	Chain	Transmission	Chain
Number of gears	Number of gears	6	Number of gears	6
Cylinders	Cylinders	2	Cylinders	2
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	Cooling	liquid
Displacement	Displacement	321 ccm	Displacement	659 ccm

Suspension Front

Front suspension	Front suspension	Upside-Down telescopic fork	Front suspension	Upside-Down telescopic fork
Brand	Brand	Kayaba	Brand	Kayaba
Diameter	Diameter	37 mm	Diameter	41 mm
Travel	Travel	130 mm	Travel	120 mm

Suspension Rear

Suspension	Suspension	Swing arm	Suspension	Swing arm
Shock absorber	Shock absorber	Monoshock	Shock absorber	Monoshock
Travel	Travel	125 mm	Travel	130 mm

Chassis

Frame type	Frame type	Twin Tube	Frame type	Load-bearing engine
Rake	Rake	25 degree	Rake	65.9 degree
Trail	Trail	95 mm	Trail	104.6 mm

Brakes Front

Type	Type	Single disk	Type	Double disk
Diameter	Diameter	298 mm	Diameter	320 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	Advanced Rider Assistance Systems	ABS, Riding modes, Launch-Control, Ride by Wire, Quickshifter, Traction control, Anti-wheelie

Dimensions and Weights

Front tyre width	Front tyre width	110 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	140 mm	Rear tyre width	180 mm
Rear tyre height	Rear tyre height	70 %	Rear tyre height	55 %
Rear tyre diameter	Rear tyre diameter	17 inch	Rear tyre diameter	17 inch
Length	Length	2,090 mm	Length	1,995 mm
Width	Width	735 mm	Width	745 mm
Height	Height	1,140 mm	Height	1,150 mm
Wheelbase	Wheelbase	1,380 mm	Wheelbase	1,370 mm
Seat Height	Seat Height	780 mm	Seat Height	820 mm
Kerb Weight (with ABS)	Kerb Weight (with ABS)	169 kg	Kerb Weight (with ABS)	183 kg
Fuel Tank Capacity	Fuel Tank Capacity	14 l	Fuel Tank Capacity	15 l
License compliancy	License compliancy	A2	License compliancy	A

Equipment

Equipment	Equipment	Connectivity, LED daytime running lights, LED-Headlights, USB socket	Equipment	LED-Headlights