Triumph Speedmaster Roadster (2013-14) vs KTM 640 LC4 Enduro (1999-00) vs Triumph Street Twin (2016-17) vs Triumph Tiger Explorer (2013)

Comparison technical specifications

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Make:	Triumph	KTM	Triumph	Triumph
Model:	Speedmaster Roadster	640 LC4 Enduro	Street Twin	Tiger Explorer
Years:	2013-14	1999-00	2016-17	2013
Engine:	Four stroke, parallel twin, DOHC, 4 valves per cylinder	Four stroke, single Cylinder. SOHC, 4 valves, engine balancer	Four stroke, 270° Crank angle parallel twin, SOHC, 8 valves	Four stroke, transverse three cylinder. DOHC, 4 valves per cylinder
Capacity:	865 cc / 52.8 cu in	624.6 cc / 38.1 cu in	900 cc / 54.9 cu in	1215 cc / 74.1 cu in
Bore x Stroke:	90 x 68 mm	101 x 78 mm	84.6 x 80 mm	85 x 71.4 mm
Compression Ratio:	9.2:1	11.5:1	10.55:1	12.0:1
Cooling System:	Air cooled	Liquid cooled	Liquid cooled	Liquid-cooled
Induction:	Multipoint sequential electronic fuel injection with SAI	Mikuni BST 40 carburetor	Multipoint sequential electronic fuel injection	Multipoint sequential electronic fuel injection with SAI
Ignition:	Digital inductive type	Kokusan contactless DC-CDI ignition with advanced system	Digital	Digital
Starting:	Electric	Electric & kick	Electric	Electric
Max Power:	45.5 kW / 61 hp @ 6800 rpm	40.1 kW / 55 hp @ 7000 rpm	40.5 kW / 55 hp @ 5900 rpm	101 kW / 135 hp / 137 PS @ 9300rpm
Max Torque:	74.5 Nm / 7.6 kgf-m / 55 ft.-lb @ 3300 rpm	55 Nm / 5.6 kgf-m / 40.6 lb-ft @ 5500 rpm	80 Nm / 8.16 kgf-m / 59 ft-lb @ 3230 rpm	121Nm / 12.34 kgf-m / 89 ft.-lbs / @ 6400 rpm
Transmission:	5 Speed	5 Speed	5-Speed	6 Speed
Final Drive:	Chain, X-ring	Chain, O-ring 5/8 x 1/4"	Chain, X-ring	Shaft
Clutch:	Wet, multi-plate	Multi-disc in oil bath	Wet, multi-plate, slip-assist	Wet, multi-plate
Frame:	Tubular steel cradle. Swingarm: twin-sided, tubular steel	Central chrome-moly steel frame	Tubular steel cradle, twin-sided tubular steel swing-arm	Tubular steel trellis frame, swingarm single-sided, cast aluminium alloy with shaft drive
Front Suspension:	Kayaba 41mm telescopic forks with polished lowers	White Power – Up Side Down 4357 MXMA fork	Kayaba 41 mm fork	Kayaba 46 mm upside down forks
Front Wheel Travel:	120 mm / 4.7 in	280 mm / 11.0 in	120 mm / 4.7 in	190 mm / 7.5 in
Rear Suspension:	Kayaba chromed spring twin shocks with adjustable preload	Central shock absorber (WP BAVP3612) with PRO-LEVER linkage to rear- swing-arm with needle bearing	Kayaba twin shocks with adjustable preload	Kayaba monoshock with remote oil reservoir, hydraulically adjustable preload, rebound damping adjustment
Rear Wheel Travel:	96 mm / 3.8 in	320 mm / 12.6 in	120 mm / 4.7 in	194 mm / 7.6 in
Front Brakes:	Single 310 mm disc, 2 piston Nissen floating calipers	Single 300 mm disc, 4 piston caliper	Single 310mm disc, Nissin 2 piston floating caliper, ABS	2 x 305mm Floating discs, Nissin 4-piston calipers, switchable ABS
Rear Brakes:	Single 285 mm disc, 2 piston Nissen floating caliper	Single 220 mm disc, 1 piston caliper	Single 255mm disc, Nissin 2 piston floating caliper, ABS	Single 282mm disc, Nissin 2-piston sliding caliper, switchable ABS
Front Tyre:	100/90-R19	90/90 - 21	100/90-R18	110/80-19
Rear Tyre:	170/80-B15	140/80 - 18	150/70-R17	150/70-17
Wheelbase:	1598 mm / 62.9 in	1510 mm / 59.4 in	1415 mm / 55.7 in	1435 mm / 56.5in
Seat Height:	690 mm / 27.1 in	930 mm / 36.6 in	750 mm / 29.5 in	837 mm / 32.9 in - 857 mm/33.7 in
Fuel Capacity:	19.3 Litres / 5.1 US gal / 4.25 Imp gal	12 L / 3.2 US gal / 2.6 Imp gal	12 L / 3.2 US gal / 2.7 Imp gal	20 Litres / 5.3 US gal / 4.4 Imp gal