Kawasaki GPz 500S / EX 500R Ninja (2003-04) vs BMW G 450X (2010)
Comparison technical specifications
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| Make: | Kawasaki | BMW |
| Model: | GPz 500S / EX 500R Ninja | G 450X |
| Years: | 2003-04 | 2010 |
| Engine: | Four stroke, parallel twin cylinders. DOHC, 4 valves per cylinder. | Four stroke, single cylinder, DOHC, 4 valve |
| Capacity: | 498 cc / 30.4 cu-in | 449 cc / 27.4 cub. in. |
| Bore x Stroke: | 74 x 58 mm | 98 x 59 mm |
| Compression Ratio: | 10.8:1 | 12.0 :1 |
| Induction: | 2x Keihin CVK34 carburetor | Electronic fuel injection |
| Starting: | Electric | Electric |
| Max Power: | 60 hp / 43.7 kW @ 9800 rpm | 30.7 kW / 41 hp @ 7000 rpm |
| Max Torque: | 46.1 Nm / 4.7 kg-m @ 8500 rpm | 43 Nm / 4.4 kgf-m / 32 lb-ft @ 6500 rpm |
| Clutch: | Wet, multiple discs, cable operated | Multiple plate in oil bath |
| Transmission: | 6 Speed | 5 Speed |
| Final Drive: | Chain | Chain |
| Frame: | Iron, Double cradle frame | Stainless Steel Precision Tube |
| Front Suspension: | 38mm Telescopic forks | 45mm Upside-down forks |
| Front Wheel Travel: | 130 mm / 5.1 in | 300 mm / 11.8 in |
| Rear Suspension: | Swinging arm, single shock adjustable for spring preload | Direct Mounted Öhlins Shock |
| Rear Wheel Travel: | 100 mm / 3.9 in | 320 mm / 12.6 in |
| Front Brakes: | Single 270mm disc 2 piston caliper | Single 260mm disc, 2 piston floating caliper |
| Rear Brakes: | Single disc | Single 220mm disc, 1 piston floating caliper |
| Front Tyre: | 110/70- 17 | 90/90-21 |
| Rear Tyre: | 130/70 - 17 | 140/80-18 |
| Dimensions: | Length 2095 mm / 82.4 in Width 700 mm / 30.3 in Height: 1160 mm / 45.6 in | Length 2200 mm / 86.6 in Width 806 mm / 31.7 in (inc. mirrors) Height 1475 mm / 57.1 in (not inc. mirrors) |
| Wheelbase: | 1435 mm / 56.4 in | 1475 mm / 58.1 in |
| Dry Weight: | 176 kg / 388 lbs | 111 kg / 245 lbs |
| Fuel Capacity: | 15.9 Litres / 4.2 US gal | 8 Litres / 2.1 US gal |