Kawasaki Z 1300 (1981-82) vs Suzuki Boulevard C90 (2009-12) vs BMW K 1200R (2006-07) vs Suzuki GF 250F Special Edition (1986) vs Suzuki GSX 600F Katana (1998-99) vs BMW R 80R (1991-94)

Comparison technical specifications

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Make:	Kawasaki	Suzuki	BMW	Suzuki	Suzuki	BMW
Model:	Z 1300	Boulevard C90	K 1200R	GF 250F Special Edition	GSX 600F Katana	R 80R
Years:	1981-82	2009-12	2006-07	1986	1998-99	1991-94
Engine:	Four stroke, transverse six cylinder, DOHC, 2 valve per cylinder.	Four stroke, 45° V-twin, SOHC, 3 valves per cylinder	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.	Four stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder.
Capacity:	1286 cc / 78.5 cu in	1462 cc / 89.2 cu-in	1157 cc / 70.6 cu in	249 cc / 15.2 cu in	599 cc / 36.6 cu.in	797.5 cc / 48.7 cu-in
Bore x Stroke:	62 x 71 mm	96 x 101 mm	79 X 59 mm	44 х 41 mm	62.6 x 48.7 mm	84.8 x 70.6 mm
Cooling System:	Liquid cooled	Air/oil cooled	Liquid cooled	Liquid cooled	Air/oil cooled	Air cooled
Compression Ratio:	9.9:1	8.5:1	13.0:1	11.3:1	11.3:1	9.2:1
Starting:	Electric	Electric	Electric	Electric	Electric	Electric
Max Power:	87.5 kW / 120 hp @ 8000 rpm	49.2 kW / 66 hp @ 4800 rpm	120 kW / 161 hp @ 10250 rpm	30.6 kW / 41 hp @ 12500 rpm	64 kW / 86 hp @ 11000 rpm	37 kW / 50 hp @ 6500 rpm
Max Torque:	116 Nm / 11.8 kgf-m / 85.6 ft. lbs @ 6500 rpm	115 Nm /11.7 kgf-m / 84.8 ft-lbs @ 2800 rpm	127 Nm / 12.9 kgf-m / 93.7 lb-ft @ 8250 rpm	23.5 Nm / 2.4 kgf-m / 17.3 lb-ft @ 10500 rpm	59.8 Nm / 6.1 kgf-m / 44.1 ft-lb @ 7950 rpm	61 Nm / 6.2 kgf-m / 44 ft lb @ 3750 rpm
Transmission:	5 Speed	5 Speed	6 Speed	6 Speed	6 Speed	5 Speed
Final Drive:	Shaft	Shaft	Shaft	Chain	Chain, 118 links	Shaft
Front Suspension:	Telescopic forks	Telescopic, coil springs, oil damped	BMW Motorrad Duolever; central spring strut, rebound damping electronically adjustable with optional ESA	Telescopic forks	41 mm Conventional telescopic, coil spring, oil damped, fully adjustable rebound damping	Telescopic hydraulic forks.
Rear Suspension:	Dual shocks preload adjustable	Link type, coil spring, oil damped	Die-cast aluminium single-sided swinging arm with BMW Motorrad Paralever; central spring strut with lever system, spring pre-load adjustable to continuously variable levels by means of hydraulic handwheel (electronically adjustable with optional ESA), adjustable rebound damping (rebound damping and compression electronically adjustable with optional ESA)	Mono shock	Swingarm, progressive linkage, 4-step rebound dampened, 7-step spring preload	BMW Paralever swinging arm
Front Brakes:	2x 260 mm discs, 2 piston calipers	Dual 300 mm disc, 4 piston caliper	2 x ∅320mm discs, 4 piston calipers	Single disc	2 x 290mm Discs, 2 piston caliper	Single 285mm disc, 1 piston caliper
Rear Brakes:	Single 250 mm disc, 1 piston caliper	Single 180 mm disc, 2 piston caliper	Single ∅265mm disc	Single disc	Single 240 mm disc, 2 piston caliper	200mm Drum
Front Tyre:	110/90 -18	150/80-R16	120/70-17	100/90-16	110/80 ZR17	110/80 V18
Rear Tyre:	130/90 -17	180/70-R15	180/55-17	110/80-18	140/80 ZR17	140/80 V17