Comparison of Derbi Boulevard 125 4T 2010 and Piaggio Fly 50 4T [S]ave
| Attribute |  Derbi Boulevard 125 4T 2010 × |  Piaggio Fly 50 4T × |
|---|---|---|
| General | ||
| Production from (year) | 2010 | 2006 |
| Make | Derbi | Piaggio |
| Model | Derbi Boulevard 125 4T | Piaggio Fly 50 4T |
| Category | Scooter | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | 2 | 2 |
| Fuel system | Carburettor | Carburettor |
| Displacement (cm³) | 124 | 49.9 |
| Power (kw) | - | 2.7 |
| Cooling system | Air | - |
| Transmission type,final drive | Belt | - |
| Bore (mm) | 57 | 39 |
| Stroke (mm) | 48.6 | 41.8 |
| Gearbox | Automatic | - |
| Clutch | Centrifugal | - |
| Lubrication system | Mechanical oil pump | - |
| Compression | 10.6:1 | 10.7:1 |
| Exhaust system | Euro 3 | - |
| Chassis | ||
| Front suspension | 32 mm hydraulic fork. | - |
| Rear suspension | Single shock absorber | - |
| Front brakes | Single disc | Single disc |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Diameter (mm) | 140 | 140 |
| Front tyre | 120/70-12 | - |
| Rear tyre | 120/70-12 | - |
| Front wheel travel (mm) | 76 | - |
| Rear wheel travel (mm) | 64 | - |
| Other | ||
| Starter | Electric | Electric & kick |
| Color options |
| - |
| Dimensions | ||
| Wheelbase (mm) | 1,340 | 1,330 |
| Dry weight (kg) | 115 | 100 |
| Power/weight ratio | - | 0.027 |
| Overall length (mm) | 1,880 | 1,880 |
| Seat height (mm) | 780 | 785 |
| Performance | ||
| Reserve fuel capacity (l) | - | 1.2 |
| Fuel capacity (l) | 8 | 7.2 |
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