Ducati Monster S4R (2005) vs Yamaha TT-R 225 (2003-05) vs Ducati 749 (2004)
Comparison technical specifications
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| Make: | Ducati | Yamaha | Ducati |
| Model: | Monster S4R | TT-R 225 | 749 |
| Years: | 2005 | 2003-05 | 2004 |
| Engine: | Four stroke, 90° “L” twin cylinder, DOHC, desmodromic 4 valves per cylinder, belt driven | Four stroke, single cylinder, SOHC, 2 valve | Four stroke, 90°“L”twin cylinder, DOHC, desmodromic 4 valve per cylinder. |
| Capacity: | 996 cc / 60.8 cu in | 223 cc / 13.6 cu-in | 748.4 cc / 45.7 cu in |
| Bore x Stroke: | 96 x 68.8 mm | 70 x 58 mm | 90 x 58.8 mm |
| Cooling System: | Liquid cooled | Air cooled | Liquid cooled |
| Compression Ratio: | 11.6:1 | 9.5: | 11.7:1 |
| Induction: | Marelli electronic fuel injection, 50 mm throttle bodies | 26mm Teikei carburetor | Marelli electronic fuel injection, 54 mm throttle body |
| Ignition: | Analogue CDI (Capacitive Discharge Ignition) | CDI | Digital CDI |
| Starting: | Electric | Electric | Electric |
| Max Power: | 83.4 kW / 113 hp @ 8750 rpm | NA | 76 kW / 103 hp @ 10000 rpm |
| Max Torque: | 95.5 Nm / 9.6 kgf-m / 70.4 ft-lb @ 7000 rpm | NA | 77 Nm / 7.8 kgf-m / 56.8 ft-lb @ 8500 rpm |
| Transmission: | 6 Speed | 6 Speed | 6 Speed |
| Final Drive: | Chain; front sprocket 15; rear sprocket 42 | Chain | Chain |
| Front Suspension: | Showa upside-down fully adjustable 43 mm fork. | Telescopic forks | Showa 43mm fully-adjustable upside-down fork with TiN |
| Front Wheel Travel: | 130 mm / 5.1 in | 229 mm / 9.0 in | 125 mm / 4.9 in |
| Rear Suspension: | Progressive linkage with Showa fully adjustable monoshock with piggy back. Aluminium single armed swing-arm. | Link Type single shock | Progressive linkage with fully-adjustable Showa monoshock |
| Rear Wheel Travel: | 148 mm / 5.8 in | 193 mm / 7.6 in | 128 mm / 5.0 in |
| Front Brakes: | 2 x 320 mm Discs, 4 piston calipers | Single 229mm disc | 2 x 320mm Disc, 4 piston calipers |
| Rear Brakes: | Single 245 mm disc, 2 piston caliper | Drum | Single 245 mm disc, 2 piston caliper |
| Front Tyre: | 120/70 - ZR17 | 80/100-21 | 120/70 ZR17 |
| Rear Tyre: | 180/55 - ZR17 | 100/100-18 | 180/55 ZR17 |
| Wheelbase: | 1440 mm / 56.7 in | 1372 mm / 54 in | 1420 mm / 55.9 in |
| Seat Height: | 806 mm / 31.7 in | 870 mm / 34.2 in | 780 mm / 30.7 in |
| Dry Weight: | 193 kg / 425lbs | NA | 199 kg / 438 lbs |
| Fuel Capacity: | 15 L / 4.0 US gal / 3.3 Imp gal | 10.2 Litres / 2.7 US gal | 15.5 L / 4.1 US gal / 3.4 Imp gal |