| Attribute | Keeway F-Act 50 2008 × | Hyosung SD 50 2005 × |
|---|---|---|
| General | ||
| Production from (year) | 2008 | 2005 |
| Make | Keeway | Hyosung |
| Model | Keeway F-Act 50 | Hyosung SD 50 |
| Category | Scooter | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Displacement (cm³) | 49.3 | 49 |
| Power (kw) | 2.5 | - |
| Fuel consumption (l/100km) | 2 | - |
| Cooling system | - | Air |
| Torque (Nm) | 3.9 | - |
| Bore (mm) | 40.3 | - |
| Stroke (mm) | 39 | - |
| Gearbox | - | Automatic |
| Greenhouse gases | 46.4 CO2 g/km. (CO2 - Carbon dioxide emission) | - |
| Chassis | ||
| Front brakes | Single disc | Single disc |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Front tyre | 120/70-12 | 110/80-10 53J |
| Rear tyre | 130/70-12 | 100/80-10 53J |
| Other | ||
| Starter | Electric & kick | Electric & kick |
| Color options |
| - |
| Dimensions | ||
| Wheelbase (mm) | 1,270 | 1,221 |
| Dry weight (kg) | 86 | 79 |
| Power/weight ratio | 0.0291 | - |
| Overall height (mm) | 1,100 | 1,065 |
| Overall length (mm) | 1,800 | 1,780 |
| Overall width (mm) | 685 | 660 |
| Ground clearance (mm) | 90 | 135 |
| Performance | ||
| Top speed (km/h) | 45 | - |
| Fuel capacity (l) | 4.8 | 4.8 |