Yamaha SR 400 2014 vs. BMW G 310 R 2018

Technical Specifications Yamaha SR 400 2014 compared to BMW G 310 R 2018

Yamaha SR 400 2014

BMW G 310 R 2018

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Differences

Yamaha SR 400 2014

BMW G 310 R 2018

Engine and Drive Train

Bore	Bore	87 mm	Bore	80 mm
Stroke	Stroke	67.2 mm	Stroke	62 mm
Engine power	Engine power	23 HP	Engine power	34 HP
Rpm at Max. Power	Rpm at Max. Power	6,500 rpm	Rpm at Max. Power	9,500 rpm
Torque	Torque	27.4 Nm	Torque	28 Nm
Rpm at Torque	Rpm at Torque	3,000 rpm	Rpm at Torque	7,500 rpm
Compression Ratio	Compression Ratio	8.5	Compression Ratio	10.6
Starter	Starter	Kick	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	5	Number of gears	6
Cylinders	Cylinders	1	Cylinders	1
Strokes	Strokes	4-Stroke	Strokes	4-Stroke
Valves per cylinder	Valves per cylinder	2	Valves per cylinder	4
Cooling	Cooling	Air	Cooling	liquid
Displacement	Displacement	399 ccm	Displacement	313 ccm

Suspension Front

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

Suspension Rear

Shock absorber	Shock absorber	Dual Shock	Shock absorber	Monoshock

Chassis

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

Brakes Front

Type	Type	Double disk	Type	Single disk

Brakes Rear

Type	Type	Drum	Type	Disc

Dimensions and Weights

Front tyre width	Front tyre width	90 mm	Front tyre width	110 mm
Front tyre height	Front tyre height	100 %	Front tyre height	70 %
Front tyre diameter	Front tyre diameter	18 inch	Front tyre diameter	17 inch
Rear tyre width	Rear tyre width	110 mm	Rear tyre width	150 mm
Rear tyre height	Rear tyre height	90 %	Rear tyre height	60 %
Rear tyre diameter	Rear tyre diameter	18 inch	Rear tyre diameter	17 inch
Length	Length	2,085 mm	Length	1,988 mm
Width	Width	750 mm	Width	896 mm
Wheelbase	Wheelbase	1,410 mm	Wheelbase	1,374 mm
Seat Height	Seat Height	785 mm	Seat Height	785 mm
Fuel Tank Capacity	Fuel Tank Capacity	12 l	Fuel Tank Capacity	11 l
License compliancy	License compliancy	A2	License compliancy	A2