Yamaha YZF 1000 R1 (2013) vs Kawasaki W 800 Special Edition (2012) vs Moto Guzzi V 50 (1977-78) vs Kawasaki KLX 250S (2013-15)
Comparison technical specifications
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| Make: | Yamaha | Kawasaki | Moto Guzzi | Kawasaki |
| Model: | YZF 1000 R1 | W 800 Special Edition | V 50 | KLX 250S |
| Years: | 2013 | 2012 | 1977-78 | 2013-15 |
| Engine: | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. | Four stroke, parallel twin cylinder, SOHC, 4 valve per cylinder, | Four stroke, 90° V twin, longitudinally mounted, OHV, 2 valve per cylinder. | Four stroke, single cylinder, DOHC, 4 valve |
| Capacity: | 998 cc / 60.9 cu-in | 773 cc / 47.1 cu-in | 490 cc / 29.9 cu-in | 249 cc / 15.2 cu-in |
| Bore x Stroke: | 78 X 52.2 mm | 77.0 x 83.0 mm | 74 x 57 mm | 72 х 61.2 mm |
| Compression Ratio: | 12.8:1 | 8.4:1 | 10.4:1 | 11.0:1 |
| Cooling System: | Liquid cooled | Air cooled, | Air cooled | Liquid cooled |
| Induction: | Mikuni 45mm throttle body FI | Fuel injection:cp34 mm x 2 with sub-throttles | 2x 24mm Dell'Orto carburetors | Keihin CVK34 carburetor |
| Ignition: | TCI: Transistor Controlled Ignition | Digital | Battery powered inductive | Digital CDI |
| Starting: | Electric | Electric | Electric | Electric |
| Max Power: | 133.9 kW / 182 hp @ 12500 rpm | 35 kW / 48 hp @ 6500 rpm | 48 hp / 35.7 kW @ 7500 rpm | 27 hp / 22.3 kW @ 8500 rpm |
| Clutch: | Cable-operated multiplate wet slipper clutch. | Wet multi-disc, manual | Dry single plate | Wet, multiple discs, cable operated |
| Transmission: | 6 Speed | 5 Speed | 5 Speed | 6 Speed |
| Final Drive: | "O" ring chain | Chain | Shaft | Chain |
| Front Suspension: | 43mm inverted telescopic fork w/adjustable preload, compression damping, rebound damping; | 39 mm telescopic fork | Telehydraulic gas forks | 43 mm Inverted cartridge fork with 16-Way compression damping adjustment |
| Rear Suspension: | Single shock w/piggyback reservoir; adjustable for hi-/lo-speed compression damping, rebound damping, spring preload, | Twin shocks with 5-way spring preload adjustment | Swinging arm fork with hydraulic gas shock absorbers | Uni-Trak® with Adjustable preload, 16-Way compression and Rebound damping adjustment |
| Front Brakes: | 2x 310mm discs 6 piston calipers | Single 300mm disc 2 piston caliper | 2x 260mm discs | Single 250mm disc 2 piston caliper |
| Rear Brakes: | Single 220mm disc 1 piston caliper | 160mm drum | Single 235mm disc | Single 230mm disc 1 piston caliper |
| Front Tyre: | 120/70 ZR17 | 100/90-19 | 3.00-18 | 80/100-21 |
| Rear Tyre: | 190/55 ZR17 | 130/80-18 | 3.50-18 | 100/100-18 |
| Seat Height: | 835 mm / 32.8 in | 790 mm / 31.1 in | 30 in | 883 mm / 34.8 in |
| Fuel Capacity: | 18 Litres / 4.8 gal | 14 Litres / 3.6 gal | 16 Litres / 4.2 US gal | 7.2 Litres / 2.0 US gal |