Comparison of Adly SuperSonic 50 and Keeway RY8 50 [S]ave
| Attribute |  Keeway RY8 50 × |  Adly SuperSonic 50 × |
|---|---|---|
| General | ||
| Production from (year) | 2011 | 2007 |
| Make | Keeway | Adly |
| Model | Keeway RY8 50 | Adly SuperSonic 50 |
| Category | Scooter | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor | - |
| Displacement (cm³) | 49.3 | 49.3 |
| Power (kw) | 3.2 | 2.7 |
| Cooling system | - | Air |
| Transmission type,final drive | Belt | - |
| Torque (Nm) | 4 | - |
| Bore (mm) | 40 | 40 |
| Stroke (mm) | 39.2 | 39.2 |
| Gearbox | Automatic | Automatic |
| Ignition | C.D.I. | CDI |
| Clutch | Automatic | - |
| Compression | 6.9:1 | 7.2:1 |
| Chassis | ||
| Front suspension | Telescopic fork | Up side Down Grease Shock Absorber |
| Rear suspension | Single shock | Hydraulic Shock Absorber |
| Front brakes | Single disc | Single disc |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Front tyre | 120/70-12 | 120/70-12 |
| Rear tyre | 120/70-12 | 120/70-12 |
| Other | ||
| Starter | Electric & kick | Electric & kick |
| Electrical Voltage (V) | 12 | - |
| Dimensions | ||
| Wheelbase (mm) | 1,270 | 1,250 |
| Dry weight (kg) | 90 | 77 |
| Power/weight ratio | 0.0356 | 0.0351 |
| Overall height (mm) | 1,180 | 1,160 |
| Overall length (mm) | 1,815 | 1,780 |
| Overall width (mm) | 695 | 675 |
| Ground clearance (mm) | 90 | - |
| Performance | ||
| Fuel capacity (l) | 4.8 | - |
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