Comparison of Jonway YY250X-8 and Keeway Supershadow 2006 [S]ave
| Attribute |  Jonway YY250X-8 × |  Keeway Supershadow 2006 × |
|---|---|---|
| General | ||
| Production from (year) | 2012 | 2006 |
| Make | Jonway | Keeway |
| Model | Jonway YY250X-8 | Keeway Supershadow |
| Category | Allround | Allround |
| Engine and transmission | ||
| Engine type | Twin, four-stroke | V2, four-stroke |
| Fuel system | Injection | Injection |
| Displacement (cm³) | 249 | 249 |
| Power (kw) | 14.2 | 12.9 |
| Fuel consumption (l/100km) | - | 2.4 |
| Cooling system | Liquid | Air |
| Transmission type,final drive | Chain | - |
| Torque (Nm) | 17.5 | 16 |
| Bore (mm) | - | 49 |
| Stroke (mm) | - | 66 |
| Greenhouse gases | - | 55.7 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Ignition | - | CDI |
| Clutch | - | Wet shoe, multiplate |
| Compression | - | 13.0:1 |
| Exhaust system | Stainless steel | - |
| Chassis | ||
| Front suspension | Telescopic fork | - |
| Rear suspension | Adjustable shocks | - |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Expanding brake (drum brake) |
| Front tyre | 110/70-16 | - |
| Rear tyre | 140/70-16 | - |
| Other | ||
| Starter | Electric | Electric |
| Color options |
| - |
| Electrical Voltage (V) | 12 | - |
| Dimensions | ||
| Wheelbase (mm) | 1,470 | 1,540 |
| Dry weight (kg) | 162 | 140 |
| Power/weight ratio | 0.0877 | 0.0921 |
| Overall height (mm) | 1,145 | 1,145 |
| Overall length (mm) | 2,160 | 2,225 |
| Overall width (mm) | 770 | 762 |
| Performance | ||
| Top speed (km/h) | 130 | 115 |
| Fuel capacity (l) | 13 | 9 |
| Battery capacity (Ah) | 9 | - |
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