| Attribute | Derbi GP1 × | Derbi Atlantis 2004 × |
|---|---|---|
| General | ||
| Production from (year) | 2004 | 2004 |
| Make | Derbi | Derbi |
| Model | Derbi GP1 | Derbi Atlantis |
| Category | Scooter | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor | Carburettor |
| Displacement (cm³) | 49.4 | 49.9 |
| Cooling system | Liquid | Air |
| Bore (mm) | 40 | 40 |
| Stroke (mm) | 39.3 | 39.3 |
| Compression | 10.5:1 | 10.5:1 |
| Chassis | ||
| Front suspension | Hydraulic fork, 32 mm | Hydraulic fork, 25 mm |
| Rear suspension | Linear single absorber | Linear single absorber |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Expanding brake (drum brake) |
| Diameter (mm) | 175 | 110 |
| Front tyre | 120/70-13 | 120/70-17 |
| Rear tyre | 130/60-13 | 120/70-17 |
| Front wheel travel (mm) | 80 | 65 |
| Rear wheel travel (mm) | 65 | 60 |
| Other | ||
| Color options | - |
|
| Dimensions | ||
| Wheelbase (mm) | 1,280 | 1,265 |
| Overall height (mm) | 1,170 | 1,115 |
| Overall length (mm) | 1,846 | 1,810 |
| Overall width (mm) | 725 | 675 |
| Performance | ||
| Fuel capacity (l) | 7 | 7 |