Comparison of Triumph Speed Four 2003 and Triumph Street Triple R 2009 [S]ave
| Attribute |  Triumph Street Triple R 2009 × |  Triumph Speed Four 2003 × |
|---|---|---|
| General | ||
| Production from (year) | 2009 | 2003 |
| Make | Triumph | Triumph |
| Model | Triumph Street Triple R | Triumph Speed Four |
| Category | Naked bike | Naked bike |
| Engine and transmission | ||
| Engine type | In-line three, four-stroke | In-line four, four-stroke |
| Valves per cylinder | 4 | - |
| Fuel system | Injection. Multipoint sequential electronic fuel injection | Injection |
| Displacement (cm³) | 675 | 599 |
| Power (kw) | 77.3 | 71.5 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | 69 | 68 |
| Bore (mm) | 74 | 68 |
| Stroke (mm) | 52.3 | 41.3 |
| Gearbox | 6-speed | 6-speed |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) | Double Overhead Cams/Twin Cam (DOHC) |
| Clutch | Wet. multi-plate | - |
| Compression | 12.0:1 | 12.5:1 |
| Chassis | ||
| Front suspension | 41mm upside down forks. 120mm travel. Fully adjustable for compression and rebound damping and preload. | - |
| Rear suspension | Monoshock with piggyback reservoir. 130mm travel. Fully adjustable for compression and rebound damping and preload. | - |
| Front brakes | Double disc | Double disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 220 | 220 |
| Frame type | Aluminium beam twin spar | - |
| Front tyre | 120/70-ZR17 | 120/70-ZR17 |
| Rear tyre | 180/55-ZR17 | 180/55-ZR17 |
| Rake (fork angle) (degree) | 23.9 | - |
| Other | ||
| Starter | Electric | - |
| Color options |
| - |
| Dimensions | ||
| Wheelbase (mm) | 1,390 | 1,395 |
| Dry weight (kg) | 167 | 170 |
| Power/weight ratio | 0.4629 | 0.4206 |
| Overall height (mm) | 1,250 | 1,150 |
| Overall length (mm) | 2,030 | 2,060 |
| Overall width (mm) | 731 | 690 |
| Seat height (mm) | 805 | 810 |
| Performance | ||
| Fuel capacity (l) | 17.4 | 18 |
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