Comparison of UM X-peed 150 XX and Vespa S 125 2011 [S]ave
| Attribute |  Vespa S 125 2011 × |  UM X-peed 150 XX × |
|---|---|---|
| General | ||
| Production from (year) | 2011 | 2006 |
| Make | Vespa | UM |
| Model | Vespa S 125 | UM X-peed 150 XX |
| Category | Scooter | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | 2 | - |
| Fuel system | Carburettor | - |
| Engine details | Leader engine | - |
| Displacement (cm³) | 125 | 149 |
| Power (kw) | 7.5 | - |
| Fuel consumption (l/100km) | 2.6 | - |
| Cooling system | Air | Air |
| Transmission type,final drive | Belt | Belt |
| Torque (Nm) | 9.6 | - |
| Bore (mm) | 62.5 | 57.4 |
| Stroke (mm) | 48.5 | 57.8 |
| Gearbox | Automatic | Automatic |
| Greenhouse gases | 60.3 CO2 g/km. (CO2 - Carbon dioxide emission) | - |
| Fuel control | Single Overhead Cams (SOHC) | - |
| Clutch | Automatic twist and go | - |
| Compression | - | 9.2:1 |
| 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 | Single disc |
| Rear brakes | Expanding brake (drum brake) | Single disc |
| Diameter (mm) | 110 | - |
| Front tyre | 110/70-11 | 120/70-12 |
| Rear tyre | 120/70-10 | 120/70-12 |
| Other | ||
| Starter | Electric & kick | Electric & kick |
| Color options |
| - |
| Dimensions | ||
| Kerb weight (kg) | 114 | - |
| Overall height (mm) | 1,140 | 1,168 |
| Overall length (mm) | 1,770 | 1,829 |
| Overall width (mm) | 740 | 660 |
| Seat height (mm) | 785 | 762 |
| Performance | ||
| Fuel capacity (l) | 8.6 | 5.67 |
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