Comparison of Kymco DJS50 and Yamaha Why 2007 [S]ave
| Attribute |  Kymco DJS50 × |  Yamaha Why 2007 × |
|---|---|---|
| General | ||
| Production from (year) | 2012 | 2007 |
| Make | Kymco | Yamaha |
| Model | Kymco DJS50 | Yamaha Why |
| Category | Scooter | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor | Carburettor. Gurtner PY-12 |
| Displacement (cm³) | 49.5 | 49 |
| Power (kw) | 2.7 | 2.3 |
| Cooling system | Air | Air |
| Transmission type,final drive | - | Belt |
| Torque (Nm) | 3.4 | 3.5 |
| Bore (mm) | 39 | 40 |
| Stroke (mm) | 41.4 | 39.2 |
| Gearbox | 5-speed | Automatic |
| Ignition | C.D.I. | CDI |
| Clutch | Dry multiplate | - |
| Lubrication system | - | Seperate lubrification |
| Compression | 11.0:1 | 7.3:1 |
| Chassis | ||
| Front suspension | Telescopic fork | Hydraulic and telescopic fork |
| Rear suspension | Unit swing | Hydraulic and telescopic fork |
| Front brakes | Single disc | Single disc |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Diameter (mm) | 110 | 110 |
| Front tyre | 120/70-12 | 70/90-16 |
| Rear tyre | 130/70-12 | 80/90-16 |
| Other | ||
| Starter | Electric & kick | Electric & kick |
| Color options |
| - |
| Dimensions | ||
| Wheelbase (mm) | 1,350 | 1,294 |
| Dry weight (kg) | 98 | 73 |
| Power/weight ratio | 0.0276 | 0.0315 |
| Overall height (mm) | 1,130 | 1,105 |
| Overall length (mm) | 1,925 | 1,940 |
| Overall width (mm) | 685 | 685 |
| Seat height (mm) | 810 | 765 |
| Ground clearance (mm) | 98 | 125 |
| Performance | ||
| Fuel capacity (l) | 6 | 7 |
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