Yamaha YZF 1000 R1 (2012) vs Kawasaki GPz 1100-B1 / Z 1100GP (1981)
Comparison technical specifications
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| Make: | Yamaha | Kawasaki |
| Model: | YZF 1000 R1 | GPz 1100-B1 / Z 1100GP |
| Years: | 2012 | 1981 |
| Engine: | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. | Four stroke, transverse four cylinder, DOHC, 2 valve per cylinder. |
| Capacity: | 998 cc / 60.9 cu-in | 1089 cc / 66.4 cu-in |
| Bore x Stroke: | 78 X 52.2 mm | 72.5 x 66 mm |
| Compression Ratio: | 12.8:1 | 8.9:1 |
| Cooling System: | Liquid cooled | Air cooled |
| Induction: | Mikuni 45mm throttle body FI | Bosch electronic fuel injection |
| Ignition: | TCI: Transistor Controlled Ignition | Electronic, CDI |
| Starting: | Electric | Electric |
| Max Power: | 133.9 kW / 182 hp @ 12500 rpm | 108 hp / 81 kW @ 8000 rpm |
| Max Torque: | 115.5 Nm / 11.8 kgf-m @ 10000 rpm | 95.1 Nm / 70.2 lb-ft @ 7000 rpm |
| Transmission: | 6 Speed | 5 Speed |
| Final Drive: | "O" ring chain | Chain |
| Frame: | Deltabox V aluminium | Steel cradle design |
| Front Suspension: | 43mm inverted telescopic fork w/adjustable preload, compression damping, rebound damping; | Telescopic coil/air spring forks |
| Front Wheel Travel: | 120 mm / 4.7 in | 138 mm / 5.4 in |
| Rear Suspension: | Single shock w/piggyback reservoir; adjustable for hi-/lo-speed compression damping, rebound damping, spring preload, | Swinging arm with 2 dampers adjustable for preload and damping |
| Rear Wheel Travel: | 120 mm / 4.7 in | 99 mm / 3.9 in |
| Front Brakes: | 2x 310mm discs 6 piston calipers | 2x 270mm discs 1 piston calipers |
| Rear Brakes: | Single 220mm disc 1 piston caliper | Single 270mm disc 1 piston caliper |
| Front Tyre: | 120/70 ZR17 | 3.25-18 |
| Rear Tyre: | 190/55 ZR17 | 4.25-18 |
| Wheelbase: | 1415 mm / 55.7 in | 1540 mm / 60.6 in |
| Seat Height: | 835 mm / 32.8 in | 780 mm / 30.8 in |
| Dry Weight: | 177 kg / 389.4 lb | 237.3 kg / 521 lbs |
| Wet Weight: | 206 kg / 454 lb | 255 kg / 562 lbs |
| Fuel Capacity: | 18 Litres / 4.8 gal | 21.4 Litres / 5.5 US gal |
| Standing ¼ Mile: | 10.5 sec | 11.5 sec / 118 mph |
| Top Speed: | 280.9 km/h | 137 mph / 220 km/m |