Aprilia RS 125 Replica 2023 vs. KTM 125 Duke 2025

Technical Specifications Aprilia RS 125 Replica 2023 compared to KTM 125 Duke 2025

Aprilia RS 125 Replica 2023

KTM 125 Duke 2025

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Differences

Aprilia RS 125 Replica 2023

KTM 125 Duke 2025

Engine and Drive Train

Bore	Bore	58 mm	Bore	58 mm
Stroke	Stroke	47 mm	Stroke	47.3 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	11.2 Nm	Torque	11.5 Nm
Rpm at Torque	Rpm at Torque	8,000 rpm	Rpm at Torque	7,750 rpm
Compression Ratio	Compression Ratio	12	Compression Ratio	12.6
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
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	DOHC	Valves	DOHC
Cooling	Cooling	liquid	Cooling	liquid
Displacement	Displacement	124.2 ccm	Displacement	124.99 ccm

Suspension Front

Front suspension	Front suspension	Upside-Down telescopic fork	Front suspension	Upside-Down telescopic fork
Diameter	Diameter	40 mm	Diameter	43 mm
Travel	Travel	110 mm	Travel	150 mm

Suspension Rear

Suspension	Suspension	Swing arm	Suspension	Swing arm
Shock absorber	Shock absorber	Monoshock	Shock absorber	Monoshock
Travel	Travel	120 mm	Travel	150 mm

Chassis

Frame	Frame	Aluminium	Frame	Chromium-molybdenum
Frame type	Frame type	Twin Tube	Frame type	Tubular

Brakes Front

Type	Type	Single disk	Type	Single disk
Diameter	Diameter	300 mm	Diameter	320 mm
Piston	Piston	Four pistons	Piston	Four pistons
Technology	Technology	radial	Technology	radial

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	218 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	100 mm	Front tyre width	110 mm
Front tyre height	Front tyre height	80 %	Front tyre height	70 %
Front tyre diameter	Front tyre diameter	17 inch	Front tyre diameter	17 inch
Rear tyre width	Rear tyre width	130 mm	Rear tyre width	150 mm
Rear tyre height	Rear tyre height	70 %	Rear tyre height	60 %
Rear tyre diameter	Rear tyre diameter	17 inch	Rear tyre diameter	17 inch
Wheelbase	Wheelbase	1,350 mm	Wheelbase	1,357 mm
Seat Height	Seat Height	820 mm	Seat Height	800 mm
Combined CO2 emissions	Combined CO2 emissions	63 g/km	Combined CO2 emissions	57 g/km
Combined fuel consumption	Combined fuel consumption	2.71 l/100km	Combined fuel consumption	2.4 l/100km

Equipment

Equipment	Equipment	Connectivity	Equipment	Connectivity, LED-Headlights, TFT display, Integrated navigation system