| Attribute | Vespa PX 125 2005 × | Sachs MadAss 125 2012 × |
|---|---|---|
| General | ||
| Production from (year) | 2005 | 2012 |
| Make | Vespa | Sachs |
| Model | Vespa PX 125 | Sachs MadAss 125 |
| Category | Scooter | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, four-stroke |
| Fuel system | - | Carburettor |
| Displacement (cm³) | 123.4 | 119.7 |
| Power (kw) | 6.6 | 5.9 |
| Cooling system | Air | Air |
| Transmission type,final drive | - | Chain |
| Bore (mm) | 52.5 | - |
| Stroke (mm) | 57 | - |
| Gearbox | Automatic | 5-speed |
| Emission details | - | Catalyzed |
| Ignition | Electronic CDI | CDI |
| Clutch | Oil wet clutch | - |
| Lubrication system | Separate with automatic oil pump | - |
| Chassis | ||
| Front suspension | Oscillating arm with helicoidal spring and hydraulic double effect single damper | Telescopic fork |
| Rear suspension | Engine works as oscillating arm, double effect damper | - |
| Front brakes | Single disc | Double disc |
| Rear brakes | Expanding brake (drum brake) | Single disc |
| Diameter (mm) | 150 | 215 |
| Frame type | Pressed steel monocoque | Steel tubes |
| Front tyre | - | 90/80-16 |
| Rear tyre | - | 90/80-16 |
| Wheels | - | Black 3-spoke wheels |
| Other | ||
| Starter | Electric & kick | Electric |
| Color options | - |
|
| Light | - | Front twin projector Lights Rear LED Lights |
| Instruments | - | Digital |
| Dimensions | ||
| Wheelbase (mm) | 1,260 | 1,235 |
| Dry weight (kg) | 97 | 105 |
| Power/weight ratio | 0.068 | 0.0562 |
| Overall length (mm) | 1,810 | 1,840 |
| Overall width (mm) | 700 | 760 |
| Seat height (mm) | 780 | 855 |
| Performance | ||
| Top speed (km/h) | 90 | 90 |
| Fuel capacity (l) | 8 | 5 |