| Attribute | Piaggio Liberty S 50 2007 × | Aprilia Scarabeo 50 Street 2012 × |
|---|---|---|
| General | ||
| Production from (year) | 2007 | 2012 |
| Make | Piaggio | Aprilia |
| Model | Piaggio Liberty S 50 | Aprilia Scarabeo 50 Street |
| Category | Scooter | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, four-stroke |
| Valves per cylinder | 2 | - |
| Fuel system | Carburettor | Carburettor. Dell’Orto |
| Displacement (cm³) | 49 | 49.4 |
| Cooling system | Air | Air |
| Transmission type,final drive | Belt | Belt |
| Bore (mm) | 40 | 41 |
| Stroke (mm) | 39.3 | 37.4 |
| Gearbox | - | Automatic |
| Fuel control | Single Overhead Cams (SOHC) | Overhead Cams (OHC) |
| Emission details | - | Euro II |
| Ignition | - | CDI with variable advance |
| Clutch | - | Automatic dry centifuge with damper buffers |
| Lubrication system | - | Separate oil petrol pump mixer |
| Compression | 9.9:1 | 10.5:1 |
| Exhaust system | - | Catalytic converter |
| Chassis | ||
| Front suspension | - | Telescopic hydraulic fork |
| Rear suspension | - | Single hydraulic shock absorber pivoting on engine-transmission assembly |
| Front brakes | Expanding brake (drum brake) | Single disc |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Diameter (mm) | 140 | 140 |
| Frame type | - | Mono cradle tubular steel high yield point |
| Front tyre | 90/80-16 | 80/80-16 |
| Rear tyre | 110/80-14 | 90/80-16 |
| Other | ||
| Starter | Electric & kick | Electric & kick |
| Color options | - |
|
| Dimensions | ||
| Wheelbase (mm) | 1,330 | 1,250 |
| Dry weight (kg) | 83 | - |
| Overall length (mm) | 1,960 | 1,905 |
| Overall width (mm) | 735 | 710 |
| Seat height (mm) | 795 | 780 |
| Performance | ||
| Reserve fuel capacity (l) | 1 | 1 |
| Fuel capacity (l) | 5 | 7.5 |