Triumph Street Twin 2021 vs. Harley-Davidson Sportster XL 1200NS Iron 2020

Technical Specifications Triumph Street Twin 2021 compared to Harley-Davidson Sportster XL 1200NS Iron 2020

Triumph Street Twin 2021

Harley-Davidson Sportster XL 1200NS Iron 2020

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Differences

Triumph Street Twin 2021

Harley-Davidson Sportster XL 1200NS Iron 2020

Engine and Drive Train

Engine type	Engine type	In line crankpin offset	Engine type	V
Bore	Bore	84.6 mm	Bore	88.9 mm
Stroke	Stroke	80 mm	Stroke	96.8 mm
Engine power	Engine power	65 HP	Engine power	68 HP
Rpm at Max. Power	Rpm at Max. Power	7,500 rpm	Rpm at Max. Power	6,000 rpm
Torque	Torque	80 Nm	Torque	96 Nm
Rpm at Torque	Rpm at Torque	3,800 rpm	Rpm at Torque	3,500 rpm
Compression Ratio	Compression Ratio	11	Compression Ratio	10
Fuel system	Fuel system	Injection	Fuel system	Injection
Clutch Type	Clutch Type	Multiplate in oil-bath	Clutch Type	Multiplate in oil-bath
Transmission	Transmission	Chain	Transmission	Belt
Number of gears	Number of gears	5	Number of gears	5
Cylinders	Cylinders	2	Cylinders	2
Strokes	Strokes	4-Stroke	Strokes	4-Stroke
Valves per cylinder	Valves per cylinder	4	Valves per cylinder	2
Valves	Valves	OHC	Valves	OHV
Cooling	Cooling	liquid	Cooling	Air
Displacement	Displacement	900 ccm	Displacement	1,202 ccm

Suspension Front

Front suspension	Front suspension	Telescopic fork	Front suspension	Telescopic fork
Diameter	Diameter	41 mm	Diameter	39 mm
Travel	Travel	120 mm	Travel	92 mm

Suspension Rear

Shock absorber	Shock absorber	Dual Shock	Shock absorber	Dual Shock
Travel	Travel	120 mm	Travel	41 mm
Adjustment	Adjustment	Preload	Adjustment	Preload

Chassis

Frame	Frame	Steel	Frame	Steel
Frame type	Frame type	Double cradle	Frame type	Double cradle
Rake	Rake	25.1 degree	Rake	30 degree
Trail	Trail	102.4 mm	Trail	117 mm

Brakes Front

Type	Type	Double disk	Type	Single disk
Diameter	Diameter	310 mm	Diameter	300 mm
Piston	Piston	Four pistons	Piston	Double piston
Shock mount	Shock mount	Fixed caliper	Shock mount	Floating caliper

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	255 mm	Diameter	260 mm
Piston	Piston	Double piston	Piston	Double piston
Shock mount	Shock mount	Floating caliper	Shock mount	Floating caliper

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	150 mm
Rear tyre height	Rear tyre height	70 %	Rear tyre height	80 %
Rear tyre diameter	Rear tyre diameter	17 inch	Rear tyre diameter	16 inch
Length	Length	2,095 mm	Length	2,200 mm
Width	Width	780 mm	Width	915 mm
Height	Height	1,110 mm	Height	1,240 mm
Wheelbase	Wheelbase	1,450 mm	Wheelbase	1,515 mm
Seat Height	Seat Height	765 mm	Seat Height	735 mm
Kerb Weight (with ABS)	Kerb Weight (with ABS)	216 kg	Kerb Weight (with ABS)	256 kg
Fuel Tank Capacity	Fuel Tank Capacity	12 l	Fuel Tank Capacity	12.5 l
License compliancy	License compliancy	A	License compliancy	A
Stationary noise	Stationary noise	95 dB	Stationary noise	98 dB