Kawasaki GPz 500S / EX 500R Ninja (1991-92) vs BMW F 800ST (2010) vs BMW HP2 Enduro (2007-08) vs Kawasaki Z 1000 / ABS (2016) vs Kawasaki Z 650 (1978)

Comparison technical specifications

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Make:	Kawasaki	BMW	BMW	Kawasaki	Kawasaki
Model:	GPz 500S / EX 500R Ninja	F 800ST	HP2 Enduro	Z 1000 / ABS	Z 650
Years:	1991-92	2010	2007-08	2016	1978
Engine:	Four stroke, parallel twin cylinders. DOHC, 4 valves per cylinder.	Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder	Four stroke, two cylinder horizontally opposed Boxer air/oil-cooled, 4 Valves per cylinder	Four stroke, transverse four cylinder, DOHC, 4 valve per cylinder	Four stroke, transverse four cylinder, DOHC, 2 valves per cylinder
Capacity:	498 cc / 30.4 cu-in	798 cc / 47.7 cub. in.	1170 cc / 71.5 cub. in.	1043 cc / 63.6 cu-in	652 cc / 39.7 in
Bore x Stroke:	74 x 58 mm	82 x 75.8 mm	101 x 73 mm	77.0 x 56.0mm	62 х 54 mm
Compression Ratio:	10.8:1	12.0:1	11.0:1	11.8:1	9.5:1
Induction:	2x Keihin CVK34 carburetor	Electronic intake injection	Fuel Injection ∅47mm Throttle butterfly BMS-K	DFI® with four 38mm Keihin throttle bodies, oval sub-throttles	4x 28mm Mikuni carburetors
Ignition:	TCI (Transistor Controlled Ignition)	Knock control and oxygen sensors	BMS-K	TCBI with digital advance / electric	Battery & coil
Starting:	Electric	Electric	Electric	Electric	Electric & kick
Max Power:	60 hp / 43.7 kW @ 9800 rpm	62.5 kW / 85 hp @ 8000 rpm	77 kW / 105 hp @ 7000 rpm	104.5 kW / 142 hp @ 10000 rpm	66 hp / 48.2 kW @ 8500 rpm
Max Torque:	46.1 Nm / 4.7 kg-m @ 8500 rpm	80 Nm / 8.2 kgf-m / 59 lb-ft. @ 5800 rpm	115 Nm / 11.7 kgf-m / 84.8 lb-ft @ 5500 rpm	111 Nm / 11.3 kgf.m @ 7300 rpm	5.8 kgf-m / 57 Nm @ 7000 rpm
Clutch:	Wet, multiple discs, cable operated	Cable-operated multiplate-plate wet clutch	Single plate dry clutch, 180 mm diameter	Wet multi-disc, manual	Wet, multi-plate
Transmission:	6 Speed	6 Speed	6 Speed	6 Speed	5 Speed
Final Drive:	Chain	Belt drive with shock damper	Shaft	X-ring chain	Chain
Frame:	Iron, Double cradle frame	Bridge-type aluminium frame	Steel tubular space frame, non-load-bearing engine	Aluminum Backbone	Steel twin loop cradle
Front Suspension:	38mm Telescopic forks	∅43mm Telescopic forks	45mm UPSD Gabe	41 mm inverted SFF-BP fork with stepless compression and rebound damping and spring preload adjustability	Telescopic hydraulic fork
Rear Suspension:	Swinging arm, single shock adjustable for spring preload	Die-cast aluminium single sided swinging arm with rear wheal axle and eccentric adjustment, central spring stud , spring pre-loaded hydraulically adjustable to continuously variable levels by means of handwheel, rebound damping adjustable.	BMW Paralever	Horizontal monoshock with stepless rebound damping, remotely adjustable spring preload	Swinging fork
Front Brakes:	Single 270mm disc 2 piston caliper	2 x ∅320 mm discs, 4 piston calipers	2 x ∅304mm discs, 4 piston caliper	2x 310mm discs etal-type rotors with radial-mount 4 piston monobloc calipers and ABS	Single 275mm disc 1 piston caliper
Rear Brakes:	160mm drum	Single ∅265 mm disc, 2 piston caliper	Single 265mm disc 2 piston caliper	Single 250mm disc petal-type rotor with 1 piston caliper and ABS	180mm Drum
Front Tyre:	100/90-16	120/70 ZR17	90/90 R21S	120/70 -R17	3.25-19
Rear Tyre:	120/90-16	180/55 ZR17	140/80 R17S	190/50 ZR17	4.00-18
Seat Height:	770 mm / 30.0 in	820 mm / 32.3 in. (low seat: 790 mm / 31.1 in.)	920 mm / 36.2 in.	815.3 mm / 32.1 in.	800 mm / 31.5 in
Wet Weight:	200 kg / 441 lbs	209 kg / 461 lbs	196.5 kg / 433 lbs.	221 kg / 487.3 lbs	220 kg / 485 lbs
Fuel Capacity:	15.9 Litres / 4.2 US gal	16 Litres / 4.2 US gal.	13 Liters / 3.4 US gal.	17 Litres / 4.5 US gal	16.5 Litres / 4.3 US gal