Comparison of Aprilia SR 50 R Street 2010 and Derbi GPR Nude 50 [S]ave
| Attribute |  Aprilia SR 50 R Street 2010 × |  Derbi GPR Nude 50 × |
|---|---|---|
| General | ||
| Production from (year) | 2010 | 2007 |
| Make | Aprilia | Derbi |
| Model | Aprilia SR 50 R Street | Derbi GPR Nude 50 |
| Category | Scooter | Naked bike |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor. 17.5 mm throttle body | Carburettor. Dell´Ortho PHVA 14 |
| Displacement (cm³) | 49 | 49.9 |
| Cooling system | - | Liquid |
| Transmission type,final drive | Belt | Shaft drive (cardan) |
| Bore (mm) | 40 | - |
| Stroke (mm) | 39.3 | - |
| Gearbox | Automatic | 6-speed |
| Ignition | CDI - capacitor discharge ignition | Electronic C.D.I. |
| Lubrication system | Separate mixing with mechanical oil pump | Oil pump |
| Compression | 12.1:1 | 11.5:1 |
| Chassis | ||
| Front suspension | Hydraulic fork | Inverted fork. |
| Rear suspension | Engine unit acting as swingarm | Monoshock |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 190 | 180 |
| Frame type | Split single cradle frame in high tensile strength steel tube | - |
| Front tyre | 130/60-13 | 110/80-17 |
| Rear tyre | 130/60-13 | 130/70-17 |
| Front wheel travel (mm) | 90 | 120 |
| Rear wheel travel (mm) | 70 | 110 |
| Other | ||
| Starter | Electric | Electric |
| Color options |
|
|
| Dimensions | ||
| Wheelbase (mm) | 1,290 | 1,311 |
| Overall length (mm) | 1,860 | 1,961 |
| Seat height (mm) | 820 | 800 |
| Performance | ||
| Reserve fuel capacity (l) | 1.2 | - |
| Fuel capacity (l) | 7 | 13 |
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