BMW R 1100RT (1999-2000) vs Kawasaki Z 1000J (1981)
Comparison technical specifications
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| Make: | BMW | Kawasaki |
| Model: | R 1100RT | Z 1000J |
| Years: | 1999-2000 | 1981 |
| Engine: | Four stroke, two cylinder horizontally opposed Boxer, 4 valves per cylinder | Four stroke, transverse four cylinder, DOHC, 2 Valve per cylinder. |
| Capacity: | 1085 cc / 66.2 cu in | 998 cc / 60.9 cu-in |
| Bore x Stroke: | 99 x 70.5 mm | 69.4 x 66 mm |
| Cooling System: | Air/Oil cooled | Air cooled |
| Compression Ratio: | 10.7:1 | 9.2:1 |
| Induction: | Fuel injection | 4x 34mm Mikuni BS34 carburetors |
| Ignition: | Electronic ignition MA 2.2 Bosch Motronic | CDI |
| Spark Plug: | Bosch, FR6 DDC | Spark Plugs: NGK B8ES or ND W24ES-U |
| Starting: | Electric | Electric |
| Max Power: | 67.1 kW / 90 hp @ 7250 rpm | 102 hp / 76 kW @ 8500 rpm |
| Max Torque: | 95 Nm / 9.7 kgf-m / 69 lb-ft.@ 5500 rpm | 9.3 kgf-m / 67 lb-ft @ 7000 rpm |
| Transmission: | 5 Speed | 5 Speed |
| Final Drive: | Shaft | Chain, 630 endless with 92 links, sprockets 15 front, 41 rear |
| Front Suspension: | Telelever with central spring strut & linear-rate coil spring. Twin-tube gas-filled shock | Telescopic forks, coil air spring |
| Rear Suspension: | Paralever swingarm & shaft drive, single-tube gas-filled shock, variable rebound setting | Swinging arm with dual dampers 7-way spring preload. |
| Front Brakes: | 2 x 305mm discs, 4 piston calipers | 2x 236mm discs 1 piston calipers |
| Rear Brakes: | Single 276mm disc, 2 piston caliper | Single 236mm disc 1 piston caliper |
| Front Tyre: | 120/70-ZR17 | 3.25 V19 |
| Rear Tyre: | 160/60-ZR18 | 4.25 V18 |
| Dry Weight: | 256 kg / 571 lbs | 230 kg / 507 lbs |
| Wet Weight: | 282 kg / 622 lbs | 254 kg / 557.8 lbs |
| Fuel Capacity: | 23 Litres / US 6.1 gal | 21.4 Litres / 5.5 US gal |
| Consumption Average: | 6.1 L/100 km / 16.3 km/l / 38.3 US mpg | 41 mpg |
| Standing ¼ Mile: | 12.7 sec / 168.8 km/h / 104.9 mph | 12.1 sec / 112.5 mph |
| Top Speed: | 203.3 km/h / 126.3 mph | 210.8 km/h / 131 mph |