Yamaha FZ-8 (2010) vs Yamaha IT 425 (1980) vs Ducati 748S (2002) vs Yamaha MT-01 Prototype (2003)
Comparison technical specifications
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| Make: | Yamaha | Yamaha | Ducati | Yamaha |
| Model: | FZ-8 | IT 425 | 748S | MT-01 Prototype |
| Years: | 2010 | 1980 | 2002 | 2003 |
| Engine: | Four stroke, forward-inclined transverse four cylinder, DOHC, 4 valve per cylinder | Two stroke, single cylinder, read valve | Four stroke, 90°“L”twin cylinder, DOHC, desmodromic 4 valves per cylinder, belt driven | Four stroke, 48° V-Twin cylinder, SOHC, 4 valves per cylinder. |
| Capacity: | 779 cc / 48.6 cu-in | 425 cc / 25.9 cu-in | 748 cc / 45.6 cu in | 1670 cc / 101.9 cu-in |
| Bore x Stroke: | 68.0×53.6mm | 85 x 75 mm | 88 x 61.5 mm | 97 x 113 mm |
| Cooling System: | Liquid cooled | Air cooled | Liquid cooled | Air cooled |
| Compression Ratio: | 12.0 : 1 | 7.3;1 | 11.6:1 | 8.36:1 |
| Induction: | Electronic Fuel Injection | 38mm VM38SS Mikuni carburetor | Weber I.A.W. CPU 1.6M | Twin-bore fuel injection (FI) |
| Ignition: | Transistorized coil ignition | CDI | Electronic | Digital TCI |
| Starting: | Electric | Kick | Electric | Electric |
| Max Power: | 78.1kW / 106.2 hp @ 10000 rpm | 36.9 hp / 27.5 kW @ 6000 rpm (rear tyre | 72.1 kW / 98 hp @ 1100 rpm | 66.3 kW / 90 hp @ 4750 rpm |
| Max Torque: | 82.0 Nm / 8.4 kg-fm @ 8000 rpm | 31 lb-ft / 4.23 kg-m @ 5500 rpm | 75 Nm / 7.65 kg-m /55.3 ft-lb @ 8700 rpm | 150.1Nm / 110.7lb-ft @ 3750rpm |
| Transmission: | 6 Speed | 5 Speed | 6 Speed | 5 Speed |
| Final Drive: | Chain | Chain | Chain, 520 VL4 - 5/8" x 1/4" | Chain |
| Front Suspension: | Telescopic fork | 43mm Telescopic adjustable forks, 300mm wheel travel | Inverted type, 43 mm diameter stanchions, Showa GD051, fully adjustable | inverted telescopic fork; |
| Front Wheel Travel: | 130 mm / 5.1 in | 250 mm / 9.8 in | 127 mm / 5.0 in | 120 mm / 4.7 in |
| Rear Suspension: | Swingarm link suspension. | Mono shock, adjustable spring preload and rebound damping, 300mm wheel travel | Progressive linkage with adjustable monoshock, Showa GD052-007-02 | Swingarm with fully adjustable single shock; |
| Rear Wheel Travel: | 130 mm / 5.1 in | 250 mm / 9.8 in | 130 mm / 5.1 in | 117 mm / 4.6 in |
| Rear Brakes: | 2x 310mm disc | Drum | Single 220 mm disc, 1 piston caliper, Brembo | Single 267 mm disc 1 piston caliper |
| Front Brakes: | Single 267mm disc | Drum | 2 x 320mm Discs, 4 piston calipers, Brembo | 2x 320 mm discs 4 piston calipers |
| Front Tyre: | 120/70 ZR17 | 3.00 -21 | 120/60 ZR17 | 120/70 ZR18 |
| Rear Tyre: | 180/55 ZR17 | 150/80 -18 | 180/55 ZR17 | 190/50 ZR17 |
| Wheelbase: | 1461 mm / 57.5 in | 1430 mm / 56.2 in | 1410 mm / 55.5 in | 1525 mm / 60.0 in |
| Ground Clearance: | 140 mm / 5.5 in | 285 mm / 11.2 in | 150 mm / 5.9 in. | 140 mm / 5.5 in |
| Fuel Capacity: | 17 liters / 3.7 gal | 13.6 Litres / 3.5 US gal | 17 Litres / 4.5 US gal / 3.7 Imp gal | 15 Litres / 3.2 gal |