Ariel VH 500 Red Hunter (1932-59) vs Kawasaki EL 250 Eliminator / ZL 250LX (1991-93) vs Triumph Thunderbird Commander (2017-18) vs Honda VRX 400 Roadster Special Black (1997) vs Kawasaki GPz 500S / EX 500R Ninja (1998-00) vs Honda VFR 750F-R (1997)

Comparison technical specifications

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Make:	Ariel	Kawasaki	Triumph	Honda	Kawasaki	Honda
Model:	VH 500 Red Hunter	EL 250 Eliminator / ZL 250LX	Thunderbird Commander	VRX 400 Roadster Special Black	GPz 500S / EX 500R Ninja	VFR 750F-R
Years:	1932-59	1991-93	2017-18	1997	1998-00	1997
Engine:	Four stroke, stroke, single cylinder, OHV, 2-valves	Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder.	Four stroke, parallel twin, DOHC, 4 valves per cylinder, 270° firing interval.	Four stroke, V-twin, OHC	Four stroke, parallel twin cylinders. DOHC, 4 valves per cylinder.	Four stroke, 90°V-four cylinder, DOHC, 4 valve per cylinder
Capacity:	497 cc / 30.3 cu in	249 cc / 15.2 cu-in	1699 cc / 103.7 cub in	398 cc /	498 cc / 30.4 cu-in	748 cc / 45.6 cub in
Bore x Stroke:	86.4 x 85 mm (after 1936: 81.8 x 95)	62 x 41.2 mm	107.1 x 94.3 mm	64 x 62 mm	74 x 58 mm	70 x 48.6 mm
Cooling System:	Air cooled	Liquid cooled	Liquid cooled	Air cooled	Liquid cooled,	Liquid cooled
Induction:	Carburetor, large bore down draught Amal	Carburetor	Multipoint sequential electronic fuel injection with SAI , progressive linkage on throttle	32mm VDD0	2x Keihin CVK34 carburetor	4x 36mm Keihin CV
Ignition:	Magnet/flywheel	CDI	Digital, inductive type via electronic engine management system	Transisto	TCI (Transistor Controlled Ignition)	Digitalized full transistor ignition
Starting:	Kick start	Electric	Electric	Electric	Electric	Electric
Max Power:	17.9 kW / 24 hp @ 6000 rpm	33 hp / 24.6kW @ 12500 rpm	70.1 kW / 94 hp @ 5400 rpm		60 hp / 43.7 kW @ 9800 rpm	76.6 kW / 105 hp @ 10000 rpm
Transmission:	4-Speed	6 Speed	6 Speed	5 Speed	6 Speed	6 Speed
Final Drive:	Chain	Chain	Toothed belt	Chain	Chain	Chain
Front Suspension:	Grider front forks	Telescopic forks	Showa 47mm forks	Telescopic forks	38mm Telescopic forks	41mm Telescopic forks, no external adjustment
Rear Suspension:	Rigid, springloaded saddle (after 1954: dual shocks)	Dual shocks	Showa chromed spring twin shocks with 5 position adjustable preload.	Swinging arm	Swinging arm, single shock adjustable for spring preload	Pro-link single sided swing arm, adjustable preload
Front Brakes:	Drum	Single 226mm disc 1 piston caliper	2 x 310 mm floating discs, Nissin 4 piston fixed calipers, ABS	Single disc	Single 270mm disc 2 piston caliper	2x 296 mm discs, 2 piston calipers
Rear Brakes:	Drum	Drum	Single 310 mm fixed disc, Brembo 2 piston floating caliper, ABS	Single disc	Single disc	Single 256 mm disc, 2 piston caliper
Fuel Capacity:	14.8 L / 3.9 US gal	11 Litres / 2.9 US gal	22 Litres / 5.8 gal / 4.8 Imp gal	11 Litres	15.9 Litres / 4.2 US gal	21 Litres / 5.5 gal