Kawasaki AR 50 (1981-96) vs Kawasaki ZN 1300 Voyager (1986-88) vs Kawasaki KZ1100D Spectre (1982-83) vs Kawasaki W 650 (2002-04) vs Kawasaki Z 650 (2020) vs Kawasaki ZG 1200 Voyager XII (1986-88) vs Kawasaki ZR-X 400 (2002-04) vs Kawasaki Z 1300i (1983-84) vs Kawasaki Z 250LTD (1983-85) vs Kawasaki GPz 750 Turbo / ZX750-E1 (1983-85)

Comparison technical specifications

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Make:	Kawasaki	Kawasaki	Kawasaki	Kawasaki	Kawasaki	Kawasaki	Kawasaki	Kawasaki	Kawasaki	Kawasaki
Model:	AR 50	ZN 1300 Voyager	KZ1100D Spectre	W 650	Z 650	ZG 1200 Voyager XII	ZR-X 400	Z 1300i	Z 250LTD	GPz 750 Turbo / ZX750-E1
Years:	1981-96	1986-88	1982-83	2002-04	2020	1986-88	2002-04	1983-84	1983-85	1983-85
Engine:	Two stroke, single cylinder, disc valve.	Four stroke transverse six cylinder. DOHC, 4 valves per cylinder	Four stroke, transverse four cylinder, DOHC, 2 valve per cylinder.	Four stroke, parallel twin cylinder, SOHC, 4 valve per cylinder	Four stroke, parallel twin cylinder. DOHC, 4 valves per cylinder.	Four stroke transverse four cylinder. DOHC, 4 valve per cylinder	Four stroke parallel twin cylinder. DOHC, 2 valves per cylinder	Four stroke, transverse six cylinder, DOHC, 2 valve per cylinder.	Four stroke, single cylinder, SOHC, 2 valve per cylinder	Four stroke, turbocharged, transverse four cylinder, DOHC, 2 valves per cylinder
Capacity:	49 cc / 3.0 cu-in	1286 cc / 78.5 cub in	1089 cc / 66.4 cu-in	676 cc / 41.2 cu-in	649 cc / 39.65 cu /in	1196 cc / 72.9 cu-in	399 cc / 24.4 cu-in	1286 cc / 78.5 cub in.	248 cc / 15.1 cu-in	738 cc / 45.09 cu-in
Bore x Stroke:	49 x 41.6 mm	62 x 71 mm	72.5 x 66mm	72 x 83 mm	83 x 60 mm	78 x 62.6 mm	57.5 х 38.5 mm	62 x 71 mm	70 x 64.mm	66 x 54 mm
Cooling System:	Air cooled	Liquid cooled	Air cooled	Air cooled	Liquid cooled	Liquid cooled	Liquid cooled	Liquid cooled	Air cooled	Air-cooled
Compression Ratio:	7.8:1	9.3;1	8.9:1	8.7:1	10.8:1	10.0:1	11.2:1	9.9:1	8.9:1	7.8:1
Induction:	Mikuni VM18SC Carburetor	Mikuni fuel injection	4x 34mm Mikuni constant-vacuum	2x Keihin CVK34 carburetor	DFI® with Keihin 36mm Keihin throttle bodies	4x Keihin CVK30 carburetors	4x Keihin CVK30 carburetors	Digital fuel injection	Carburetor	Mikuni fuel injection
Ignition:	Capacitor discharge	Battery powered transistorized	CDI	Digital with K-TRIC	TCBI with electronic advance	Electronic with vacuum advance	Transistor	Analogue CDI (Capacitive Discharge Ign.)	Battery / coil	Digital
Max Power:	10.2 hp / 7.5 kW @ 8500 rpm	96.9 kW / 130 hp @ 8000 rpm	108 hp @ 8500rpm	50 hp / 36.5 kW @ 5000 rpm	50.2 kW / 67.3 hp @ 8,500 rpm	97 hp / 72.3 kW @ 7000 rpm	53 hp / 39.5 kW @ 11500 rpm	96.9 kW / 130 hp @ 8000 rpm	19 hp / 14 kW @ 10000 rpm	112 hp / 82.4 kW @ 9000 rpm
Max Torque:	8.53 Nm @ 8000 rpm	118 Nm / 12.03 kgf-m / 87 ft. lbs @ 6500 rpm	9.8 kgf-m @ 7000 rpm	56 Nm / 5.71 kg-m @ 5500 rpm	65.7 Nm / 48.4 lb-ft @ 7000 rpm	11.0 kgf-m / 79.5 lb-ft @ 5000 rpm	37 Nm / 27.3 lb-ft @ 9000 rpm	118 Nm / 12.03 kgf-m / 87 ft. lbs @ 6500 rpm	18 Nm @ 7000 rpm	99.1Nm / 73.1ft-lb @ 6500 rpm
Final Drive:	Chain	Shaft	Shaft	Chain	Sealed chain	Shaft	Chain	Shaft	Chain	Chain
Front Suspension:	Telescopic fork	41mm Kayaba air adjustable forks	38mm Air assisted telescopic forks, 152mm wheel travel.	39 mm telescopic fork	41 mm hydraulic telescopic fork	41mm equalized air fork with remote filler	39mm RWU telescopic forks	Telescopic forks	Telescopic forks	37mm air-adjustable forks, adjustable anti dive.
Rear Suspension:	Swingarm with monoshock	Dual Kayaba shocks, fully adjustable.	Single air shock 4-way adjustable rebound damping, 102mm wheel travel	Twin shocks with 5-way spring preload adjustment	Horizontal Back-link with adjustable preload	Equalized air shocks with remote filler and adjustable rebound damping	Dual shocks preload adjustment	Dual shocks preload adjustable	Dual shocks	Kawasaki Uni-Trak air-adjustable single shock, adjustable for rebound damping.
Front Brakes:	Single 232mm disc	2x 266mm discs 1 piston caliper	2x 270mm discs 1 calipers	Single 300mm disc 2 piston caliper	2x 300mm discs 4 piston calipers	2x 260mm discs 2 piston calipers	2x 298mm discs 6 piston calipers	2x 260 mm discs, 2 piston calipers	Drum	2x 280mm discs
Rear Brakes:	130 drum	Single 296mm disc 1 piston caliper	Single 270mm disc 1 caliper	160mm Drum	Single 220mm disc	Single 250mm disc	Single 240mm disc 2 piston caliper	Single 250 mm disc, 1 piston caliper	Drum	Single 270mm disc
Front Tyre:	2.50–18	130/90-16	3.25H19	100/90-19	120/70 -17	130/90-16	110/80-17	110/90 -18	2.75-18	110/90 V18
Rear Tyre:	2.75–18	150/90-15	130/90-16	130/80-18	160/50 -17	150/90-15	150/70-18	130/90 -17	4.60-16	130/80 V18
Fuel Capacity:	9.8 Litres / 2.1 US gal	27 Litres / 7.1 US gal	21.4 Litres / 5.6 US gal	15 Litres / 3.96 US gal	15 Litres / 4.0 US gal	23 Litres / 6.1 US gal	16 Litres / 4.2 US gal	27 Litres / 7.1 gal	8 Litres / 2.1 US gal	18 Litres / 4.8 US gal