Kawasaki GPz 500S EX 500R Ninja (2009) vs BMW K 1200R (2008-10) vs Kawasaki Zephyr 750 (1998)
Comparison technical specifications
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| Make: | Kawasaki | BMW | Kawasaki |
| Model: | GPz 500S EX 500R Ninja | K 1200R | Zephyr 750 |
| Years: | 2009 | 2008-10 | 1998 |
| Engine: | Four stroke, parallel twin cylinders. DOHC, 4 valves per cylinder. | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder | Four stroke, transverse four cylinder , DOHC, 2 valves per cylinder |
| Capacity: | 498 cc / 30.4 cu-in | 1157 cc / 70.6 cu in | 738 cc / 45.6 cu-in |
| Bore x Stroke: | 74 x 58 mm | 79 X 59 mm | 66 x 54 mm |
| Cooling System: | Liquid cooled, | Liquid cooled | Air cooled, |
| Compression Ratio: | 10.8:1 | 13.0:1 | 9.5:1 |
| Induction: | 2x Keihin CVK34 carburetor | Injection | 4x 32mm Keihin carburetors |
| Ignition: | TCI (Transistor Controlled Ignition) | Electronic | Analogue CDI (Capacitive Discharge |
| Starting: | Electric | Electric | Electric |
| Max Power: | 60 hp / 43.7 kW @ 9800 rpm | 120 kW / 161 hp @ 10250 rpm | 71 hp / 52.6 kW @ 9500 rpm |
| Max Torque: | 46.1 Nm / 4.7 kg-m @ 8500 rpm | 127 Nm / 12.9 kgf-m / 93.7 lb-ft @ 8250 rpm | 56.8 Nm / 42.0 lb-ft @ 7300 rpm |
| Transmission: | 6 Speed | 6 Speed | 5 Speed |
| Final Drive: | Chain | Shaft | Chain |
| Front Suspension: | 38mm Telescopic forks | BMW Motorrad Duolever; central spring strut, rebound damping electronically adjustable with optional ESA | 41mm Telescopic forks no adjustmen |
| Rear Suspension: | Swinging arm, single shock adjustable for spring preload | 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) | Dual gas shocks adjustable for preload, rebound, and compression. |
| Front Brakes: | Single 270mm disc 2 piston caliper | 2 x ∅320mm discs, 4 piston calipers | 2x 300mm discs 2 piston calipers |
| Rear Brakes: | Single disc | Single ∅265mm disc | Single 230mm disc 1 piston caliper |
| Front Tyre: | 110/70- 17 | 120/70-17 | 120/70 VR17 |
| Rear Tyre: | 130/70 - 17 | 180/55-17 | 150/70 VR17 |
| Dry Weight: | 176 kg / 388 lbs | 237 kg / 522 lbs | 201 kg / 443 lbs |
| Fuel Capacity: | 15.9 Litres / 4.2 US gal | 19 L / 5.0 US gal | 17 Litres / 4.4 US gal |