Comparison of Adly SF-100 Silver Fox and Chang-Jiang BD 50QT-4 [S]ave
| Attribute |  Adly SF-100 Silver Fox × |  Chang-Jiang BD 50QT-4 × |
|---|---|---|
| General | ||
| Production from (year) | 2010 | 2007 |
| Make | Adly | Chang-Jiang |
| Model | Adly SF-100 Silver Fox | Chang-Jiang BD 50QT-4 |
| Category | Scooter | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, four-stroke |
| Fuel system | Carburettor | - |
| Displacement (cm³) | 95.6 | 139 |
| Power (kw) | 5.5 | 2.4 |
| Fuel consumption (l/100km) | - | 1.9 |
| Cooling system | Air | Air |
| Bore (mm) | 52 | 39 |
| Stroke (mm) | 45 | 41.5 |
| Gearbox | Automatic | - |
| Greenhouse gases | - | 44.1 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Ignition | C.D.I | CDI |
| Compression | 6.8:1 | 10.5:1 |
| Chassis | ||
| Front suspension | Grease Shock Absorber | - |
| Rear suspension | Hydraulic Shock Absorber | - |
| Front brakes | Single disc | - |
| Rear brakes | Expanding brake (drum brake) | - |
| Front tyre | 120/90-10 | 3.00-10 |
| Rear tyre | 130/90-10 | 3.00-10 |
| Other | ||
| Starter | Electric & kick | Electric & kick |
| Color options |
| - |
| Dimensions | ||
| Wheelbase (mm) | 1,220 | 1,200 |
| Dry weight (kg) | 77 | 80 |
| Power/weight ratio | 0.0714 | 0.03 |
| Overall height (mm) | 1,100 | 1,094 |
| Overall length (mm) | 1,730 | 1,686 |
| Overall width (mm) | 680 | 652 |
| Performance | ||
| Top speed (km/h) | - | 45 |
| Fuel capacity (l) | - | 4 |
| Oil capacity (l) | 1 | - |
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