Kawasaki KH 125 (1977) vs Kawasaki Z 750 (2009-10) vs BMW R 1200GS LC (2015)
Comparison technical specifications
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| Make: | Kawasaki | Kawasaki | BMW |
| Model: | KH 125 | Z 750 | R 1200GS LC |
| Years: | 1977 | 2009-10 | 2015 |
| Engine: | Two stroke, single cylinder, | Four stroke, transverse four cylinder, DOHC, 4 valve per cylinder. | Four stroke, two cylinder horizontally opposed Boxer, DOHC, 4 valves per cylinder, Intake 40mm, outlet 34 mm |
| Capacity: | 124 cc / 7.6 cu-in | 748 cc / 45.6 cu-in | 1170 cc / 71.4 cub in |
| Bore x Stroke: | 56 x 50.6 mm | 68.4 x 50.9 mm | 101 x 73 mm |
| Cooling System: | Air cooled | Liquid cooled | Liquid / Air cooled |
| Compression Ratio: | 7.0:1 | 11.3:1 | 12.5:1 |
| Induction: | Carburetor | Fuel injection: ø 32 mm x 4 (Keihin) with oval sub-throttles | Throttle valve: 52 mm Carburetion: BMS-X Emission control: Closed-loop 3-way catalytic converter |
| Ignition /: | CDI | Digital | BMS-K |
| Starting: | Kick | Electric | Electric |
| Max Power: | 77.7 kW / 106 hp @ 10500 rpm | 92 kW / 125 hp @ 7750 rpm | |
| Max Torque: | 78 Nm / 8.0 kg-fm @ 8300 rpm | 125 Nm /12.7 kgf-m / 92 lb-ft @ 6500 rpm | |
| Front Suspension: | 41mm telescopic forks | BMW Motorrad Telelever; stanchion 37 mm, central spring strut | |
| Rear Suspension: | Bottom link, Uni-Trak, 4-way rebound adjustment, 7-way preload | Cast aluminium single-sided swing arm with BMW Motorrad Paralever; WAD strut (travel-related damping), spring preload hydraulically adjustable (continuously variable) at handwheel, rebound damping adjustable at handwheel | |
| Front Brakes: | Single disc | 2x 300mm discs 2 piston caliper | 2x 305mm Hydraulically actuated twin disc brake, BMW Motorrad Integral ABS (standard, part intergal, disengageable) |
| Rear Brakes: | Drum | Single 200mm disc 1 piston caliper | Single 275mm disc, 2 piston caliper, BMW Motorrad Integral ABS (standard, part intergal, disengageable) |
| Front Tyre: | 2.75-18 | 120/70 -17 | 120/70 R19 |
| Rear Tyre: | 3.00 -18 | 180/55 –17 | 170/60 R 17 |
| Dry Weight: | 95 kg | 207.0 kg / 456.4 lbs | 205 kg / 452 lbs |
| Fuel Capacity: | 11.6 Litres | 18.5 Litres / 4.8 US gal | 20 Liters / 5.3 US gal |
| Consumption average: | 27 km/lit | 19.2 km/lit | 5.7 L/100 km / 17.6 km/l / 41.4 US mpg |
| Top Speed: | 124 km/h | 233.1 km/h | 215.4 km/h / 133.8 mph |