| Attribute | Vespa PX125 × | Adler M 100 1955 × |
|---|---|---|
| General | ||
| Production from (year) | 2008 | 1955 |
| Make | Vespa | Adler |
| Model | Vespa PX125 | Adler M 100 |
| Category | Scooter | Sport |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, two-stroke |
| Valves per cylinder | 2 | - |
| Fuel system | - | Carburettor |
| Displacement (cm³) | 125 | 100 |
| Cooling system | Air | Air |
| Transmission type,final drive | Belt | Chain |
| Bore (mm) | 62.5 | 50 |
| Stroke (mm) | 48.5 | 50 |
| Gearbox | 4-speed | 3-speed |
| Fuel control | Single Overhead Cams (SOHC) | - |
| Clutch | Automatic twist and go | - |
| Lubrication system | Wet sump | - |
| Compression | - | 7.2:1 |
| Chassis | ||
| Front suspension | Single arm with helical spring and dual effect hydraulic single shock absorber | - |
| Rear suspension | Coil spring and dual effect single shock absorber | - |
| Front brakes | Single disc | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Diameter (mm) | 150 | 125 |
| Frame type | - | Doble cradle |
| Seat | - | Single |
| Wheels | - | Spoked |
| Other | ||
| Starter | Electric & kick | - |
| Color options |
| - |
| Dimensions | ||
| Dry weight (kg) | 110 | 70 |
| Performance | ||
| Top speed (km/h) | 62 | 70 |
| Fuel capacity (l) | 8.6 | - |