| Attribute | Piaggio Fly 50 2011 × | AJS Exactly 50 2011 × |
|---|---|---|
| General | ||
| Production from (year) | 2011 | 2011 |
| Make | Piaggio | AJS |
| Model | Piaggio Fly 50 | AJS Exactly 50 |
| Category | Scooter | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, two-stroke |
| Valves per cylinder | 2 | - |
| Fuel system | - | Carburettor |
| Engine details | Piaggio HI-PER4 engine | - |
| Displacement (cm³) | 49.9 | 40 |
| Power (kw) | 8.3 | 1.9 |
| Cooling system | Air | Air |
| Transmission type,final drive | Belt | Belt |
| Torque (Nm) | 3.5 | - |
| Bore (mm) | 39 | 40 |
| Stroke (mm) | 41.8 | 39.2 |
| Gearbox | Automatic | Automatic |
| Fuel control | Single Overhead Cams (SOHC) | - |
| Ignition | - | Coil CDI |
| Clutch | - | Automatic, twist and go. |
| Exhaust system | Euro 2 | - |
| Chassis | ||
| Front suspension | Telescopic fork | Telescopic fork |
| Rear suspension | Hydraulic shock absorber | Single shocks |
| Front brakes | Single disc | Single disc |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Diameter (mm) | 140 | - |
| Frame type | Tube type | Steel |
| Front tyre | 120/70-12 | 120/70-12 |
| Rear tyre | 120/70-12 | 130/70-12 |
| Other | ||
| Starter | Electric & kick | Electric & kick |
| Color options |
|
|
| Carrying capacity | Glove compartment and space for a helmet under the seat. | - |
| Electrical Voltage (V) | - | 12 |
| Dimensions | ||
| Wheelbase (mm) | 1,331 | 1,290 |
| Kerb weight (kg) | 107 | 91 |
| Dry weight (kg) | 100 | 87 |
| Power/weight ratio | 0.083 | 0.0218 |
| Seat height (mm) | 785 | 775 |
| Performance | ||
| Fuel capacity (l) | 7.1 | 4.7 |
| Battery capacity (Ah) | - | 6 |