Kawasaki Z 650 Custom / KZ650C (1979) vs Kawasaki KLX 250R (2004-06) vs Kawasaki ZZ-R 1100 D (1998) vs BMW K 1200S (2007-08) vs Kawasaki Zephyr 400 X (1998-00) vs Kawasaki Z 1000 (2009) vs BMW K 1200S (2005-06) vs BMW R 1200RT LC Iconic Limited Edition (2016) vs Kawasaki GPX 250R / EX250 Ninja / ZZR 250 (1998-00) vs Kawasaki Z 750FX (1979)

Comparison technical specifications

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Make:	Kawasaki	Kawasaki	Kawasaki	BMW	Kawasaki	Kawasaki	BMW	BMW	Kawasaki	Kawasaki
Model:	Z 650 Custom / KZ650C	KLX 250R	ZZ-R 1100 D	K 1200S	Zephyr 400 X	Z 1000	K 1200S	R 1200RT LC Iconic Limited Edition	GPX 250R / EX250 Ninja / ZZR 250	Z 750FX
Years:	1979	2004-06	1998	2007-08	1998-00	2009	2005-06	2016	1998-00	1979
Engine:	Four stroke, transverse four cylinder, DOHC, 2 valves per cylinder.	Four stroke, single cylinder, DOHC, 4 valve	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder	Four stroke parallel twin cylinder. DOHC, 4 valves per cylinder	Four stroke, transverse four cylinder, DOHC, 4 valve per cylinder.	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder	Four stroke, two cylinder horizontally opposed Boxer, DOHC, 4 valves per cylinder	Four stroke . parallel twin, DOHC , 4 valve per cylinder	Four stroke, transverse four cylinder, DOHC, 2 valve per cylinder.
Capacity:	652 cc / 39.7 in	249 cc / 15.2 cu-in	1052 cc / 64.1 cu-in	1157 cc / 70.6 cu in	399 cc / 24.4 cu-in	953 cc / 58.1 cu-in	1157 cc / 70.6 cu in	1170, 71.4 co in	248 cc / 15.2 cu-in	738 cc / 45.0 cu-in
Bore x Stroke:	62 х 54 mm	72 х 61.2 mm	11.0:1	79 X 59 mm	55 х 42 mm	77.2 x 50.9 mm	79 X 59 mm	101 x 73 mm	62 х 41.2mm	66 х 54 mm
Cooling System:	Air cooled	Liquid cooled	Liquid cooled,	Liquid cooled	Air cooled	Liquid cooled	Liquid cooled	Liquid cooled	Liquid cooled	Air cooled
Compression Ratio:	9.5:1	11.0:1	76 x 58 mm	13.0:1	10.3:1	11.2:1	13.0:1	12.5:1	12.4:1	9.0:1
Induction:	4x 28mm Mikuni carburetors	Keihin CVK34 carburetor	4x Keihin CVKD40 carbs	Injection	4X Keihin CVK30 carburetors	4x 38mm throttle bodies	Injection	Throttle valve mm 52 Carburetion BMS-X Emission control Closed-loop 3-way catalytic converter	2x Keihin CVK30 Constant velocity, diaphragm-type	4x 32mm Keihin carburetors
Ignition:	Battery & coil	Digital CDI	Battery and coil (transistorized)	Electronic	Full transistor	Digital	Electronic	Digital engine management	Electronic advance	CDI
Starting:	Electric & kick	Kick	Electric	Electric	Electric	Electric	Electric	Electric	Electric	Electric
Max Power:	66 hp / 48.2 kW @ 8500 rpm	27 hp / 22.3 kW @ 8500 rpm	147 hp / 108 kW @ 10500 rpm	124.5 kW / 167 hp @ 10250 rpm	49 hp / 36.8 kW @ 11000 rpm	127 hp / 92.7 kW @ 10000 rpm	124.5 kW / 167 hp @ 10250 rpm	92 kW / 125 hp @ 7750 rpm	45 hp / 33.5 kW @ 11000 rpm	74 hp / 54 kW @ 9000 rpm
Max Torque:	5.8 kgf-m / 57 Nm @ 7000 rpm	2.6 kgf-m / 18.5 lb-ft @ 7500 rpm	110 Nm / 11.2 kgf-m @ 8500 rpm	129 Nm / 13.2 kgf-m / 95.4 lb-ft @ 8250 rpm	3.1 kgf m / 22.4 lb-ft @ 10500 rpm	95.6 Nm / 70.5 ft/ lbs @ 8000 rpm	129 Nm / 13.2 kgf-m / 95.4 lb-ft @ 8250 rpm	125 Nm / 12.7 kgf-m / 92 lb-ft @ 6500 rpm	24 Nm / 17.7 lb-ft @ 10000 rpm	5.7 kgf-m / 41.2 lb-ft @ 8500 rpm
Transmission:	5 Speed	6 Speed	6 Speed	6 Speed	6 Speed	6 Speed	6 Speed	6 Speed	6 Speed	5 Speed
Final Drive:	Chain	Chain	Chain	Shaft	Chain	Chain	Shaft	Shaft	Chain	Chain
Front Suspension:	Telescopic forks	43 USD cartridge fork with 16-way adjustable compression damping	43mm forks preload and rebound adjustable.	BMW Motorrad Duolever; central spring strut	Telescopic forks	41mm cartridge fork, rebound, spring preload adjustable	BMW Motorrad Duolever; central spring strut	BMW Telelever	Telescopic forks	Telescopic hydraulic fork
Rear Suspension:	Swinging arm	Bottom-Link UNI-TRAK with gas-charged shock, adjustable preload, 16-way rebound and compression damping	Monoshock fully adjustable.	BMW Paralever with progressive damping single shock absorber, remotely adjustable for preload and rebound	Dual shocks	Uni-Trak, rebound spring preload adjustable	BMW Paralever with progressive damping single shock absorber, remotely adjustable for preload and rebound	BMW EVO Paralever	UNI-TRAK single shock	Swinging fork
Front Brakes:	2X 231mm discs	Single 250mm disc 2 piston caliper	2x 320mm discs 4 piston calipers	2 x ∅320mm discs, 4 piston calipers	2x discs	2x 300mm 4 piston calipers	2 x ∅320mm discs, 4 piston calipers	2 x 320mm Discs, 4 piston callipers	Single 260mm disc	2x 226mm discs
Rear Brakes:	Single 220mm disc	Single 230mm disc 1 piston caliper	Single 240mm disc 1 piston caliper	Single ∅265mm disc, 2 piston caliper	Single disc	Single 292mm disc 2 piston caliper	Single ∅265mm disc, 2 piston caliper	Single 276mm disc, 2 piston caliper	Single 230mm disc	Single 226mm disc
Front Tyre:	3.25-19	3.00 -21	120/70 VR17	120/70-17	110/80-17	120/70 R17	120/70-17	120/70 ZR17	100/80-16	3.25-19
Rear Tyre:	4.00-18	4.00 -17	180/55 VR17	190/50-17	140/70-18	190/50 R17	190/50-17	180/60 ZR17	130/80-16	4.00-18
Fuel Capacity:	16.5 Litres / 4.3 US gal	10 Litres / 2.6 US gal	24 Litres / 6.3 us gal	19 L / 5.0 US gal	14 Litres / 3.6 US gal	18 Litres / 4.8 US gal	19 L / 5.0 US gal	25 Liters / US 6.6 gal	18 Litres / 4.7 US gal	17.3 Litres / 4.5 US gal