Kawasaki EN 450 LTD (1985-90) vs Kawasaki Versys-X 300 (2017) vs Kawasaki KH 250 (1980-81) vs Kawasaki ER-6f (2015) vs Kawasaki Versys 1000 / LT (2017) vs Kawasaki GPz 750 / Z 750GP (1985) vs Kawasaki ZX-6R (2007) vs Kawasaki Ninja 1000 (2017) vs Kawasaki Z125 Pro KRT (2017-18)

Comparison technical specifications

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Make:	Kawasaki	Kawasaki	Kawasaki	Kawasaki	Kawasaki	Kawasaki	Kawasaki	Kawasaki	Kawasaki
Model:	EN 450 LTD	Versys-X 300	KH 250	ER-6f	Versys 1000 / LT	GPz 750 / Z 750GP	ZX-6R	Ninja 1000	Z125 Pro KRT
Years:	1985-90	2017	1980-81	2015	2017	1985	2007	2017	2017-18
Engine:	Four stroke parallel twin cylinder. DOHC, 4 valves per cylinder.	Four stroke parallel twin, DOHC, 8 valves	Two stroke, transverse three cylinder,	Four stroke, parallel twin, DOHC, 4 valves per cylinder.	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.	Four stroke, transverse four cylinder, DOHC, 2 valve per cylinder.	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder	Four stroke, transverse four cylinder, DOHC, 4 valve per cylinder	Four stroke, single cylinder, SOHC, 2 valve.
Capacity:	451 cc / 27.7 cu-in	296 cc / 18.1 cu in	249 cc / 15.2 cu-in	649 cc / 39.6 cu-in	1043 cc / 63.6 cu-in	738 cc / 45.0 cu-in	599 cc / 36.6 cub in	1043 cc / 63.6 cu-in	125 cc / 7.6 cu in
Bore x Stroke:	72.5 x 55.0 mm (	62 x 49 mm	45 х 52.3 mm	83 X 60mm	77 x 56 mm	66 х 54 mm	67 x 42.5 mm	77.0 x 56.0mm	56.0 x 50.6mm
Cooling System:	Liquid cooled	Liquid cooled	Air cooled	Liquid cooled,	Liquid cooled	Air cooled	Liquid cooled	Liquid cooled	Air cooled
Compression Ratio:	10.7:1	10.6:1	7.5:1	11.3;1	10.3:1	9.5:1	13.9:1	11.8:1	9.8:1
Induction:	Keihin carburettor	EFI Ø 32 mm x 2 with dual throttle valves	3x Mikuni VM22SC, Ø 22 mm carburetor	2x 38mm Electronic Fuel Injection Keihin	Fuel injection: ø38 mm x 4 (Keihin) with oval sub-throttles	4x 36mm Mikuni carburetors	DFI® with four 38mm Keihin throttle bodies, oval sub-throttles, two injectors per throttle body	DFI with four 38mm Keihin throttle bodies, oval sub-throttles	DFI® with 24mm throttle body
Starting:	Electric	Electric	Kick	Electric	Electric	Electric	Electric	Electric	Electric
Max Power:	50 hp / 36.5 kW @ 9500 rpm	29.3 kW / 40 hp @ 11500 rpm	28 hp @7500 rpm	53 kW / 72.1 hp @ 8500 rpm	86.8 kW / 118 hp @ 9000 rpm	87 hp / 63.5 kW @ 9500 RPM (rear tyre 77 hp @ 9550 rpm)	91.9 kW /125 hp @ 14000 rpm	101.5 kW / 138 hp @ 9600 rpm	NA
Max Torque:	NA	26.0 Nm / 19.2 lb-ft @ 10000 rpm	2.7 kgf-m / @ 7000 rpm	66 Nm / 6.7 m-kg @ 7000 rpm	102 Nm / 10.4 kg-fm @ 7700 rpm	6.4 kgf-m / 46.2 lb-ft @ 7500 rpm	66 Nm / 6.73 kgf-m / 48.7 lb-ft @ 11700 rpm	110 Nm / 11.2 kg-fm @ 7800 rpm	NA
Transmission:	6 Speed	6-Speed	5 Speed	6 Speed	6 Speed	5 Speed	6 Speed	6 Speed	4 Speed, return shift
Front Suspension:	Telescopic forks	41 mm Telescopic fork	Telescopic hydraulic forks	41 mm telescopic fork	43 mm inverted fork with stepless rebound damping and spring preload adjustability .	Air assisted forks	41 mm inverted cartridge fork with top-out springs, stepless rebound damping, stepless compression damping, fully-adjustable spring preload	41 mm inverted fork with rebound damping and progressive compression and preload adjustment	30mm Inverted telescopic fork
Rear Suspension:	Dual shocks	Bottom-Link Uni-Trak, gas-charged shock and adjustable preload	Dual shocks, swingarm	Offset laydown single-shock with adjustable preload	Horizontal Back-link, gas-charged, with stepless rebound damping and remote spring preload adjustability .	Single shock swinging arm,	Bottom-Link Uni-Trak® with gas-charged shock, top-out spring and pillow ball upper mount, dual-range (high/low-speed) stepless compression damping, 25-way Adjustable rebound damping, fully-adjustable spring preload	Back-link rear horizontal coupling charged gas, progressive rebound damping and spring preload adjustment	Swingarm, single shock
Front Brakes:	Single disc	Single 290 mm petal disc, single caliper balanced actuation dual piston	Single disc	2x 300mm discs 2 piston Calipers	2x 300mm discs 4 piston calipers	2x 240mm discs	2 x 300mm discs, 4 piston calipers	2x 300mm discs 4 piston caliper	Single 200mm petal-style disc
Rear Brakes:	Drum	Single 220 mm petal disc. Caliper: Dual piston	180mm Drum	Single 220mm disc 1 piston Caliper	Single 250mm disc 1 piston caliper	Single 210mm disc	Single 210mm disc, 1 piston caliper	Single 250mm disc 1 piston caliper	Single 184mm petal-style disc
Front Tyre:	100/90-19	100/90-19 M/C 57S	3.25-18	120/70ZR17	120/70 ZR17	110/90-18	120/65 ZR17	120/70 -R17	100/90-12
Rear Tyre:	140/90-15	130/80-17 M/C 65S	3.50-18	160/60ZR17	180/55 ZR17	130/80-18	180/55 ZR17	190/50- ZR17	120/70-12
Fuel Capacity:	11 Litres / 2.9 US gal	17 Litres / 4.5 US gal / 3.7 Imp gal	14 Litres / 3.7 US gal	16 Litres / 4.2 US gal	21 Litres / 5.5 US gal	18 Litres / 4.7 US gal	17 Litres / 4.5 US gal	19 Litres / 5.0 US gal	7.5 Litres / 2.0 US gal