Yamaha R125 2026 vs. Aprilia RS 125 GP Replica 2025

Technical Specifications Yamaha R125 2026 compared to Aprilia RS 125 GP Replica 2025

Yamaha R125 2026

Aprilia RS 125 GP Replica 2025

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Differences

Yamaha R125 2026

Aprilia RS 125 GP Replica 2025

Engine and Drive Train

Bore	Bore	52 mm	Bore	58 mm
Stroke	Stroke	58.7 mm	Stroke	47 mm
Engine power	Engine power	15 HP	Engine power	15 HP
Rpm at Max. Power	Rpm at Max. Power	10,000 rpm	Rpm at Max. Power	10,000 rpm
Torque	Torque	11.5 Nm	Torque	11.2 Nm
Rpm at Torque	Rpm at Torque	8,000 rpm	Rpm at Torque	8,000 rpm
Compression Ratio	Compression Ratio	11.2	Compression Ratio	11.99
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	6
Cylinders	Cylinders	1	Cylinders	1
Strokes	Strokes	4-Stroke	Strokes	4-Stroke
Valves per cylinder	Valves per cylinder	4	Valves per cylinder	4
Valves	Valves	OHC	Valves	DOHC
Cooling	Cooling	liquid	Cooling	liquid
Displacement	Displacement	125 ccm	Displacement	124.2 ccm

Suspension Front

Front suspension	Front suspension	Upside-Down telescopic fork	Front suspension	Upside-Down telescopic fork
Diameter	Diameter	41 mm	Diameter	40 mm
Travel	Travel	130 mm	Travel	110 mm

Suspension Rear

Suspension	Suspension	Swing arm	Suspension	Swing arm
Shock absorber	Shock absorber	Monoshock	Shock absorber	Monoshock
Travel	Travel	110 mm	Travel	120 mm

Chassis

Frame	Frame	Steel	Frame	Aluminium
Frame type	Frame type	Deltabox	Frame type	Perimeter

Brakes Front

Type	Type	Single disk	Type	Single disk
Diameter	Diameter	292 mm	Diameter	300 mm

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	220 mm	Diameter	218 mm

Assistance Systems

Advanced Rider Assistance Systems	Advanced Rider Assistance Systems	ABS, Traction control	Advanced Rider Assistance Systems	ABS, Quickshifter, Traction control

Dimensions and Weights

Front tyre width	Front tyre width	100 mm	Front tyre width	100 mm
Front tyre height	Front tyre height	80 %	Front tyre height	80 %
Front tyre diameter	Front tyre diameter	17 inch	Front tyre diameter	17 inch
Rear tyre width	Rear tyre width	140 mm	Rear tyre width	140 mm
Rear tyre height	Rear tyre height	70 %	Rear tyre height	70 %
Rear tyre diameter	Rear tyre diameter	17 inch	Rear tyre diameter	17 inch
Length	Length	1,990 mm	Length	1,968 mm
Width	Width	715 mm	Width	760 mm
Height	Height	1,145 mm	Height	1,135 mm
Wheelbase	Wheelbase	1,325 mm	Wheelbase	1,350 mm
Seat Height	Seat Height	820 mm	Seat Height	820 mm
Kerb Weight (with ABS)	Kerb Weight (with ABS)	141 kg	Kerb Weight (with ABS)	144 kg
Fuel Tank Capacity	Fuel Tank Capacity	11 l	Fuel Tank Capacity	14.5 l
License compliancy	License compliancy	A1	License compliancy	A1
Range	Range	523 km	Range	557 km
Combined CO2 emissions	Combined CO2 emissions	47 g/km	Combined CO2 emissions	60 g/km
Combined fuel consumption	Combined fuel consumption	2.1 l/100km	Combined fuel consumption	2.6 l/100km

Equipment

Equipment	Equipment	Connectivity, LED daytime running lights, LED-Headlights, TFT display, Modern electronics, Lighting	Equipment	Connectivity, LED-Headlights