Comparison of Aprilia SR 50 Street 2016 and Derbi GP1 50 2012 [S]ave
| Attribute |  Aprilia SR 50 Street 2016 × |  Derbi GP1 50 2012 × |
|---|---|---|
| General | ||
| Production from (year) | 2016 | 2012 |
| Make | Aprilia | Derbi |
| Model | Aprilia SR 50 Street | Derbi GP1 50 |
| Category | Scooter | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor. 17.5 mm throttle body | Carburettor. 17.5 mm |
| Engine details | Reed valve intake | - |
| Displacement (cm³) | 49 | 49.4 |
| Power (kw) | 2.6 | - |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Belt | Chain |
| Torque (Nm) | 4.3 | - |
| Bore (mm) | 40 | 40 |
| Stroke (mm) | 39.3 | 39.3 |
| Gearbox | Automatic | Automatic |
| Fuel control | - | Single Overhead Cams (SOHC) |
| Driveline | - | Automatic CVT |
| Ignition | Capacitor discharge ignition | Electronic C.D.I. |
| Clutch | - | Automated twist and go |
| Lubrication system | Separate mixing with mechanical oil pump | Separate mixing with mechanical oil pump |
| Compression | 12.1:1 | 10.5:1 |
| Chassis | ||
| Front suspension | Hydraulic fork | Inverted fork |
| Rear suspension | Engine unit acting as swingarm, secured to the frame by linkages on radial silent block mountings. | Aluminium swingarm with single spring-damper |
| Front brakes | Single disc | Single disc. Radially-mounted two-piston caliper |
| Rear brakes | Single disc | Single disc. Single piston |
| Diameter (mm) | 190 | 175 |
| Frame type | Split single cradle frame in high tensile strength steel tube | Aluminium beam frame |
| Front tyre | 130/60-13 | 120/70-14 |
| Rear tyre | 130/60-13 | 140/60-13 |
| Seat | - | Dual seat |
| Wheels | Five spoke light alloy wheels front and rear: 3.50 x 13´ | - |
| Front wheel travel (mm) | 90 | 80 |
| Rear wheel travel (mm) | 70 | 70 |
| Other | ||
| Starter | Electric | Electric |
| Color options |
|
|
| Light | - | Dual head lights |
| Instruments | - | Analogue |
| Dimensions | ||
| Wheelbase (mm) | 1,265 | 1,330 |
| Kerb weight (kg) | - | 115 |
| Dry weight (kg) | 108 | 103 |
| Power/weight ratio | 0.0241 | - |
| Overall height (mm) | 1,200 | 1,175 |
| Overall length (mm) | 1,775 | 1,850 |
| Seat height (mm) | 820 | 835 |
| Performance | ||
| Top speed (km/h) | 45 | - |
| Fuel capacity (l) | 7 | 11 |
| Oil capacity (l) | - | 1.5 |
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