Yamaha XT660R (2011) vs Kawasaki Z-X10R Ninja (2010)
Comparison technical specifications
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| Make: | Yamaha | Kawasaki |
| Model: | XT660R | Z-X10R Ninja |
| Years: | 2011 | 2010 |
| Engine: | Four stroke, single cylinder, SOHC, 4 valve | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. |
| Capacity: | 659 cc/ 40.2 cu-in | 998 cc / 60.9 cu-in |
| Bore x Stroke: | 100 x 84 mm | 76 x 55 mm |
| Compression Ratio: | 10.0: 1 | 12.7:1 |
| Cooling System: | Liquid cooled | Liquid cooled |
| Induction: | Fuel injection, 44 mm throttle body | DFI with 43mm Keihin throttle bodies with oval sub-throttles, two injectors per cylinder |
| Lubrication: | Dry sump | Forced lubrication, wet sump with oil cooler |
| Ignition: | TCI | TCBI with digital advance and Kawasaki Ignition Management System (KIMS) |
| Starting: | Electric | Electric |
| Max Power: | 33.8 kW / 48 hp @ 6000 rpm | 138.3 kW / 188 hp @ 12500 rpm |
| Max Torque: | 58.4 Nm / 5.7 kgf-m @ 5250 rpm | 113 Nm / 11.5 kgf-m @ 8700 rpm |
| Clutch: | Wet, multiple-disc coil spring | Wet multi-disc, manual |
| Transmission: | 5 Speed | 6 Speed |
| Final Drive: | Chain | Sealed chain |
| Frame: | Steel tubular diamond frame with dual tank rails | Backbone/Twin-tube, aluminium (Pressed/die-cast composite structure) |
| Front Suspension: | 43 mm Telescopic forks, | 43mm inverted fork with DLC coating, adjustable rebound and compression damping, spring preload adjustability and top-out springs |
| Front Wheel Travel: | 225 mm / 8.8 in | 120 mm / 4.7 in |
| Rear Suspension: | Oscillating arm standard Monocross. 200mm wheel travel | Bottom-Link Uni-Trak® with top-out spring, stepless, dual-range (high/low-speed) compression damping, stepless rebound damping, fully adjustable spring preload |
| Rear Wheel Travel: | 200 mm / 7.9 in | 125 mm / 4.9 in |
| Front Brakes: | Single 298mm disc 2 piston caliper | 2x 310mm discs 4 piston calipers |
| Rear Brakes: | Single 245mm disc 1 piston caliper | Single 220 mm disc 1 piston caliper |
| Front Tyre: | 90/90- 21 | 120/70 ZR17 |
| Rear Tyre: | 130/80–17 | 190/55 ZR17 |
| Rake: | 27.0° | 25.5° |
| Trail: | 107 mm / 4.2 in | 110 mm / 4.3 in |
| Dimensions: | Height 1230 mm / 48.4 in Length 2240 mm / 88.1 in Width 845 mm / 33.2 in | Length 2110 mm / 83 in Width 710 mm / 27.9 in Height 1135 mm / 44.6 in |
| Wheelbase: | 1505 mm / 59.3 in | 1415 mm / 55.7 in |
| Ground Clearance: | 210 mm / 8.3 in | 125 mm / 4.9 in |
| Seat Height: | 865mm / 34.1 in | 880 mm / 34.6 in |
| Wet Weight: | 181 kg / 421 lbs | 208 kg / 458.5 lbs |
| Fuel Capacity: | 15 Litres / 3.3 US gal | 17 Litres / 4.4 us GAL |
| Standing ¼ Mile: | 14.2 sec | 10.5 sec |
| Top Speed: | 164.7 km/h / 102.3 mph | 292.0 km/h / 181.4 mph |