Aprilia RX 50 2020 vs. Yamaha SR 400 2016

Technical Specifications Aprilia RX 50 2020 compared to Yamaha SR 400 2016

Aprilia RX 50 2020

Yamaha SR 400 2016

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Differences

Aprilia RX 50 2020

Yamaha SR 400 2016

Engine and Drive Train

Bore	Bore	39.88 mm	Bore	87 mm
Stroke	Stroke	40 mm	Stroke	67.2 mm
Engine power	Engine power	2.7 HP	Engine power	23 HP
Rpm at Max. Power	Rpm at Max. Power	5,750 rpm	Rpm at Max. Power	6,500 rpm
Torque	Torque	3.6 Nm	Torque	27.4 Nm
Rpm at Torque	Rpm at Torque	5,500 rpm	Rpm at Torque	3,000 rpm
Compression Ratio	Compression Ratio	11.5	Compression Ratio	8.5
Starter	Starter	Kick	Starter	Kick
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	5
Cylinders	Cylinders	1	Cylinders	1
Strokes	Strokes	2-Stroke	Strokes	4-Stroke
Cooling	Cooling	liquid	Cooling	Air
Displacement	Displacement	50 ccm	Displacement	399 ccm

Suspension Front

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

Suspension Rear

Shock absorber	Shock absorber	Monoshock	Shock absorber	Dual Shock

Chassis

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

Brakes Front

Type	Type	Single disk	Type	Double disk

Brakes Rear

Type	Type	Disc	Type	Drum

Dimensions and Weights

Front tyre width	Front tyre width	80 mm	Front tyre width	90 mm
Front tyre height	Front tyre height	90 %	Front tyre height	100 %
Front tyre diameter	Front tyre diameter	21 inch	Front tyre diameter	18 inch
Rear tyre width	Rear tyre width	110 mm	Rear tyre width	110 mm
Rear tyre height	Rear tyre height	80 %	Rear tyre height	90 %
Rear tyre diameter	Rear tyre diameter	18 inch	Rear tyre diameter	18 inch
Length	Length	2,105 mm	Length	2,085 mm
Width	Width	840 mm	Width	750 mm
Wheelbase	Wheelbase	1,395 mm	Wheelbase	1,410 mm
Seat Height	Seat Height	880 mm	Seat Height	785 mm
Kerb Weight	Kerb Weight	99 kg	Kerb Weight	174 kg
Fuel Tank Capacity	Fuel Tank Capacity	7 l	Fuel Tank Capacity	12 l
License compliancy	License compliancy	AM	License compliancy	A2