Comparison of Derbi Boulevard 125 4T 2010 and Vespa S 150 i.e. [S]ave
| Attribute |  Derbi Boulevard 125 4T 2010 × |  Vespa S 150 i.e. × |
|---|---|---|
| General | ||
| Production from (year) | 2010 | 2012 |
| Make | Derbi | Vespa |
| Model | Derbi Boulevard 125 4T | Vespa S 150 i.e. |
| Category | Scooter | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | 2 | 2 |
| Fuel system | Carburettor | Injection |
| Engine details | - | Leader engine |
| Displacement (cm³) | 124 | 150 |
| Power (kw) | - | 8.5 |
| Fuel consumption (l/100km) | - | 3.24 |
| Cooling system | Air | Air |
| Transmission type,final drive | Belt | Belt |
| Torque (Nm) | - | 11.5 |
| Bore (mm) | 57 | 62.5 |
| Stroke (mm) | 48.6 | 48.5 |
| Gearbox | Automatic | Automatic |
| Greenhouse gases | - | 75.2 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Fuel control | - | Single Overhead Cams (SOHC) |
| Emission details | - | EPA and CARB |
| Driveline | - | CVT transformer with torque slave |
| Clutch | Centrifugal | Automatic dry centrifuge with damper buffers |
| Lubrication system | Mechanical oil pump | Wet sump, chain-driven lobe pump |
| Compression | 10.6:1 | - |
| Exhaust system | Euro 3 | - |
| Chassis | ||
| Front suspension | 32 mm hydraulic fork. | Single arm with coil spring |
| Rear suspension | Single shock absorber | Helical spring with adjustable 4-position pre-load |
| Front brakes | Single disc | Single disc. Hydraulic |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Diameter (mm) | 140 | 110 |
| Frame type | - | Load-bearing steel chassis |
| Front tyre | 120/70-12 | 110/70-11 |
| Rear tyre | 120/70-12 | 120/70-10 |
| Front wheel travel (mm) | 76 | - |
| Rear wheel travel (mm) | 64 | - |
| Other | ||
| Starter | Electric | Electric & kick |
| Color options |
|
|
| Dimensions | ||
| Wheelbase (mm) | 1,340 | 1,280 |
| Dry weight (kg) | 115 | 110 |
| Power/weight ratio | - | 0.0773 |
| Overall length (mm) | 1,880 | 1,801 |
| Seat height (mm) | 780 | 785 |
| Performance | ||
| Fuel capacity (l) | 8 | - |
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