Kawasaki Z 1300 (1981-82) vs Suzuki Boulevard C90 (2009-12) vs BMW K 1200R (2006-07) vs Suzuki GF 250F Special Edition (1986)
Comparison technical specifications
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| Make: | Kawasaki | Suzuki | BMW | Suzuki |
| Model: | Z 1300 | Boulevard C90 | K 1200R | GF 250F Special Edition |
| Years: | 1981-82 | 2009-12 | 2006-07 | 1986 |
| 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. |
| 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 |
| Bore x Stroke: | 62 x 71 mm | 96 x 101 mm | 79 X 59 mm | 44 х 41 mm |
| Cooling System: | Liquid cooled | Air/oil cooled | Liquid cooled | Liquid cooled |
| Compression Ratio: | 9.9:1 | 8.5:1 | 13.0:1 | 11.3:1 |
| Starting: | 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 |
| 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 |
| Transmission: | 5 Speed | 5 Speed | 6 Speed | 6 Speed |
| Final Drive: | Shaft | Shaft | Shaft | Chain |
| Front Suspension: | Telescopic forks | Telescopic, coil springs, oil damped | BMW Motorrad Duolever; central spring strut, rebound damping electronically adjustable with optional ESA | Telescopic 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 |
| 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 |
| Rear Brakes: | Single 250 mm disc, 1 piston caliper | Single 180 mm disc, 2 piston caliper | Single ∅265mm disc | Single disc |
| Front Tyre: | 110/90 -18 | 150/80-R16 | 120/70-17 | 100/90-16 |
| Rear Tyre: | 130/90 -17 | 180/70-R15 | 180/55-17 | 110/80-18 |