| Attribute | Dafier Crazy 50 2010 × | Jinlun JL QT-50-4 × |
|---|---|---|
| General | ||
| Production from (year) | 2010 | 2007 |
| Make | Dafier | Jinlun |
| Model | Dafier Crazy 50 | Jinlun JL QT-50-4 |
| Category | Scooter | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, four-stroke |
| Fuel system | Carburettor | Carburettor |
| Displacement (cm³) | 49.2 | 49.5 |
| Power (kw) | 3.1 | 1.7 |
| Fuel consumption (l/100km) | 2 | 2 |
| Cooling system | Air | Air |
| Transmission type,final drive | - | Belt |
| Torque (Nm) | - | 3 |
| Bore (mm) | 40 | 39 |
| Stroke (mm) | 39.2 | 41.5 |
| Gearbox | Automatic | Automatic |
| Greenhouse gases | 46.4 CO2 g/km. (CO2 - Carbon dioxide emission) | 46.4 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Ignition | CDI | C.D.I |
| Clutch | - | Dry, Multi-Disc Type |
| Lubrication system | - | Compress and Splash Combined Type |
| Compression | 7.0:1 | 10.5:1 |
| Chassis | ||
| Front brakes | Single disc | Single disc |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Front tyre | 120/70-12 | - |
| Rear tyre | 130/70-12 | - |
| Other | ||
| Starter | Electric & kick | Electric & kick |
| Color options |
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| Dimensions | ||
| Wheelbase (mm) | 1,295 | 1,280 |
| Dry weight (kg) | 90 | 85 |
| Power/weight ratio | 0.0344 | 0.02 |
| Overall height (mm) | 1,035 | 1,030 |
| Overall length (mm) | 1,860 | 1,870 |
| Overall width (mm) | 740 | 755 |
| Ground clearance (mm) | 90 | 120 |
| Performance | ||
| Top speed (km/h) | 45 | 45 |
| Fuel capacity (l) | 4.5 | 4.5 |