Attribute | ![]() Piaggio Liberty Catalyzed 2007 × | ![]() Derbi Atlantis 50 4T 2010 × |
---|---|---|
General | ||
Production from (year) | 2007 | 2010 |
Make | Piaggio | Derbi |
Model | Piaggio Liberty Catalyzed | Derbi Atlantis 50 4T |
Category | Scooter | Scooter |
Engine and transmission | ||
Engine type | Single cylinder, two-stroke | Single cylinder, four-stroke |
Fuel system | Carburettor | Carburettor. 18 mm |
Displacement (cm³) | 49.4 | 49.9 |
Power (kw) | 7.3 | - |
Cooling system | Air | Air |
Transmission type,final drive | Belt | Belt |
Torque (Nm) | 10.2 | - |
Bore (mm) | 40 | 39 |
Stroke (mm) | 39.3 | 41.8 |
Gearbox | Automatic | Automatic |
Ignition | Inductive | - |
Clutch | Dry automatic centrifugal type | Automatic |
Lubrication system | Wet sump | System oil pump |
Compression | 10.3:1 | 11.5:1 |
Chassis | ||
Front suspension | Telescopic fork | 25 mm hydraulic fork. |
Rear suspension | Hydraulic monoshock | Monoshock. |
Front brakes | Single disc | Single disc |
Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
Diameter (mm) | 140 | 110 |
Front tyre | 90/80-16 | 120/70-12 |
Rear tyre | 110/80-14 | 120/70-12 |
Front wheel travel (mm) | 76 | 65 |
Rear wheel travel (mm) | 83 | 65 |
Other | ||
Starter | Electric & kick | Electric & kick |
Color options | - |
|
Dimensions | ||
Wheelbase (mm) | 1,330 | 1,265 |
Kerb weight (kg) | - | 102 |
Dry weight (kg) | 87 | 93 |
Power/weight ratio | 0.0839 | - |
Overall length (mm) | 1,900 | 1,810 |
Seat height (mm) | 775 | 795 |
Performance | ||
Reserve fuel capacity (l) | - | 1.3 |
Fuel capacity (l) | 6 | 7.1 |