Comparison of DF Motor DF50SST and Keeway X-Ray e [S]ave
| Attribute |  Keeway X-Ray e × |  DF Motor DF50SST × |
|---|---|---|
| General | ||
| Production from (year) | 2007 | 2016 |
| Make | Keeway | DF Motor |
| Model | Keeway X-Ray e | DF Motor DF50SST |
| Category | Cross / motocross | Sport |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, four-stroke |
| Fuel system | - | Carburettor |
| Displacement (cm³) | 49.6 | 49.6 |
| Power (kw) | 4.6 | 2.4 |
| Fuel consumption (l/100km) | 2.5 | - |
| Cooling system | Liquid | Air |
| Transmission type,final drive | - | Belt |
| Torque (Nm) | 5.6 | 3 |
| Bore (mm) | 40.3 | - |
| Stroke (mm) | 0 | - |
| Greenhouse gases | 58.0 CO2 g/km. (CO2 - Carbon dioxide emission) | - |
| Fuel control | Overhead Cams (OHC) | - |
| Ignition | CDI | CDI |
| Clutch | Wet shoe, Multiplate | - |
| Compression | 7.0:1 | - |
| Chassis | ||
| Front suspension | - | Telescopic fork |
| Rear suspension | - | Mono Shock |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Expanding brake (drum brake) |
| Front tyre | - | 130/60-13 |
| Rear tyre | - | 130/60-13 |
| Other | ||
| Starter | Electric & kick | - |
| Color options |
|
|
| Dimensions | ||
| Wheelbase (mm) | 1,380 | 1,375 |
| Kerb weight (kg) | 150 | 109 |
| Dry weight (kg) | 86 | - |
| Power/weight ratio | 0.0535 | - |
| Overall height (mm) | 1,230 | 1,140 |
| Overall length (mm) | 2,035 | 1,870 |
| Overall width (mm) | 910 | 770 |
| Ground clearance (mm) | 320 | 190 |
| Performance | ||
| Top speed (km/h) | 45 | 60 |
| Fuel capacity (l) | 10 | 18.93 |
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