Attribute | Aprilia SR 50 Street 2016 × | Derbi GP1 50 2010 × |
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General | ||
Production from (year) | 2016 | 2010 |
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 | Belt |
Torque (Nm) | 4.3 | - |
Bore (mm) | 40 | 40 |
Stroke (mm) | 39.3 | 39.3 |
Gearbox | Automatic | Automatic |
Ignition | Capacitor discharge ignition | Electronic C.D.I. |
Clutch | - | Automated |
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 | Upside down hydraulic fork. |
Rear suspension | Engine unit acting as swingarm, secured to the frame by linkages on radial silent block mountings. | Monoshock. |
Front brakes | Single disc | Single disc |
Rear brakes | Single disc | Single disc |
Diameter (mm) | 190 | 175 |
Frame type | Split single cradle frame in high tensile strength steel tube | - |
Front tyre | 130/60-13 | 120/70-14 |
Rear tyre | 130/60-13 | 140/60-13 |
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 |
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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 | 785 |
Performance | ||
Top speed (km/h) | 45 | - |
Fuel capacity (l) | 7 | 11 |
Oil capacity (l) | - | 1.5 |