Comparison of Dafier Roma 50 and Jinlun JL 50QT-7 Retro Twist and Go [S]ave
| Attribute |  Dafier Roma 50 × |  Jinlun JL 50QT-7 Retro Twist and Go × |
|---|---|---|
| General | ||
| Production from (year) | 2010 | 2007 |
| Make | Dafier | Jinlun |
| Model | Dafier Roma 50 | Jinlun JL 50QT-7 Retro Twist and Go |
| Category | Scooter | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, four-stroke |
| Fuel system | - | Carburettor |
| Displacement (cm³) | 49.9 | 49.5 |
| Power (kw) | 2.4 | 2.2 |
| Fuel consumption (l/100km) | 2 | 2.8 |
| Cooling system | Air | Air |
| Torque (Nm) | - | 3 |
| Bore (mm) | 39 | 39 |
| Stroke (mm) | 41.5 | 41.5 |
| Gearbox | Automatic | Automatic |
| Greenhouse gases | 46.4 CO2 g/km. (CO2 - Carbon dioxide emission) | 65.0 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Ignition | CDI | C.D.I |
| Clutch | - | Automatic Centrifugal |
| Lubrication system | - | Compress and Splash Combined Type |
| Compression | 7.0:1 | 10.5:1 |
| Chassis | ||
| Front brakes | Single disc | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Front tyre | 3.50-10 | 3-10 |
| Rear tyre | 3.50-10 | 3-10 |
| Other | ||
| Starter | Electric & kick | Electric & kick |
| Color options |
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|
| Dimensions | ||
| Wheelbase (mm) | 1,210 | 1,195 |
| Dry weight (kg) | 78 | 70 |
| Power/weight ratio | 0.0308 | 0.0314 |
| Overall height (mm) | 1,080 | 1,040 |
| Overall length (mm) | 1,670 | 1,620 |
| Overall width (mm) | 645 | 630 |
| Ground clearance (mm) | 140 | 90 |
| Performance | ||
| Top speed (km/h) | 45 | 50 |
| Fuel capacity (l) | 4.5 | 4 |
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