Matchless G9 (1948-58) vs KTM 380 EXC (2002-03) vs Yamaha XS 850G (1982) vs Triumph Thunderbird (2016)

Comparison technical specifications

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Make:	Matchless	KTM	Yamaha	Triumph
Model:	G9	380 EXC	XS 850G	Thunderbird
Years:	1948-58	2002-03	1982	2016
Engine:	Parallel twin cylinder	Two stroke, single cylinder, case reed inducton, twin valve control exhaust system	Four stroke, transverse three cylinder, DOHC, 2 valves per cylinder	Four stroke, parallel twin, DOHC, 4 valves per cylinder, 270° firing interval.
Capacity:	498 cc / 30.4 cub in.	368 cc / 22.5 cu in	826 cc / 50.4 cu in	1597 cc / 97.5 cub in
Bore x Stroke:	66 x 72.8 mm	78 x 77 mm	71.5 x 68.6 mm	103.8 x 94.3 mm
Cooling System:	Air cooled	Liquid cooled	Air cooled	Liquid cooled
Ignition:	Magneto, Lucas K2F	KOKUSAN 2K-2	Battery powered triggered	Digital inductive type via electronic engine management
Starting:	Kick	Kick	Electric	Electric
Transmission:	4-Speed	5 Speed	5 Speed	6 Speed
Final Drive:	Chain	Chain	Shaft	Toothed belt
Front Suspension:	Teledraulic	50 mm WP Extreme upside down forks and shock	Air assisted telescopic forks	Showa 47mm forks
Rear Suspension:	Swingarm, twin shocks and coil springs, oil dampers	WP Progressive Damping System shock absorber, aluminium swingarm	Swing arm 4-way adjustable damping, 99 wheel travel	Showa chromed spring twin shocks with 5 position adjustable preload.
Front Brakes:	Drum	Single 260 mm disc, floating caliper	2 x 267mm Discs, 1 piston calipers	2 x 310 mm floating discs, Nissin 4 piston fixed calipers, ABS
Rear Brakes:	Drum	Single 220 mm disc, floating caliper	Single 267mm disc, 1 piston caliper	Single 310 mm fixed disc, Brembo 2 piston floating caliper, ABS
Front Tyre:	3.25 x 19 in.	90/90 - 21 54R	3.25-19	120/70 R19
Rear Tyre:	3.50 x 19 in.	140/80 -18 70R	4.00-18	200/50 R17
Fuel Capacity:	17 L / 4.5 US gal	9.5 L or 12 L / 2.5 US gal or 3.2 US gal / 2.1 Imp gal or 2.6 Imp gal	24 Litres / 6.3 US gal	22 Litres / 5.8 gal