Triumph Street Twin 2017 vs. Royal Enfield Bear 650 2025

Technical Specifications Triumph Street Twin 2017 compared to Royal Enfield Bear 650 2025

Triumph Street Twin 2017

Royal Enfield Bear 650 2025

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Differences

Triumph Street Twin 2017

Royal Enfield Bear 650 2025

Engine and Drive Train

Engine type	Engine type	In line crankpin offset	Engine type	In line crankpin offset
Bore	Bore	84.6 mm	Bore	78 mm
Stroke	Stroke	80 mm	Stroke	67.8 mm
Engine power	Engine power	55 HP	Engine power	47.4 HP
Rpm at Max. Power	Rpm at Max. Power	5,900 rpm	Rpm at Max. Power	7,150 rpm
Torque	Torque	80 Nm	Torque	56.5 Nm
Rpm at Torque	Rpm at Torque	3,230 rpm	Rpm at Torque	5,150 rpm
Compression Ratio	Compression Ratio	10.55	Compression Ratio	9.5
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
Transmission	Transmission	Chain	Transmission	Chain
Transmission Type	Transmission Type	Gearshift	Transmission Type	Gearshift
Number of gears	Number of gears	5	Number of gears	6
Cylinders	Cylinders	2	Cylinders	2
Strokes	Strokes	4-Stroke	Strokes	4-Stroke
Valves	Valves	OHC	Valves	OHC
Cooling	Cooling	liquid	Cooling	Oil-air
Displacement	Displacement	900 ccm	Displacement	648 ccm

Suspension Front

Front suspension	Front suspension	Telescopic fork	Front suspension	Telescopic fork
Diameter	Diameter	41 mm	Diameter	43 mm
Travel	Travel	120 mm	Travel	130 mm

Suspension Rear

Suspension	Suspension	Swing arm	Suspension	Swing arm
Shock absorber	Shock absorber	Dual Shock	Shock absorber	Dual Shock
Travel	Travel	120 mm	Travel	115 mm
Material	Material	Steel	Material	Steel

Chassis

Frame	Frame	Steel	Frame	Steel
Frame type	Frame type	Central tube	Frame type	Double cradle
Rake	Rake	65 degree	Rake	26.1 degree
Trail	Trail	102.4 mm	Trail	116.7 mm

Brakes Front

Type	Type	Double disk	Type	Single disk
Diameter	Diameter	310 mm	Diameter	320 mm
Piston	Piston	Double piston	Piston	Double piston
Shock mount	Shock mount	Floating caliper	Shock mount	Floating caliper

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	255 mm	Diameter	270 mm
Piston	Piston	Double piston	Piston	Single piston
Shock mount	Shock mount	Floating caliper	Shock mount	Floating caliper

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	100 mm
Front tyre height	Front tyre height	90 %	Front tyre height	90 %
Front tyre diameter	Front tyre diameter	18 inch	Front tyre diameter	19 inch
Rear tyre width	Rear tyre width	150 mm	Rear tyre width	140 mm
Rear tyre height	Rear tyre height	70 %	Rear tyre height	80 %
Rear tyre diameter	Rear tyre diameter	17 inch	Rear tyre diameter	17 inch
Width	Width	785 mm	Width	855 mm
Height	Height	1,114 mm	Height	1,160 mm
Wheelbase	Wheelbase	1,415 mm	Wheelbase	1,460 mm
Fuel Tank Capacity	Fuel Tank Capacity	12 l	Fuel Tank Capacity	13.7 l
License compliancy	License compliancy	A	License compliancy	A2