Comparison of Keeway Swan 50 2014 and Yamaha BWs Naked 2015 [S]ave
| Attribute |  Yamaha BWs Naked 2015 × |  Keeway Swan 50 2014 × |
|---|---|---|
| General | ||
| Production from (year) | 2015 | 2014 |
| Make | Yamaha | Keeway |
| Model | Yamaha BWs Naked | Keeway Swan 50 |
| Category | Scooter | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor. Gurtner | Carburettor |
| Displacement (cm³) | 49.2 | 49.3 |
| Power (kw) | 2.4 | 2.7 |
| Cooling system | Air | Air |
| Transmission type,final drive | Belt | Belt |
| Torque (Nm) | 3.6 | 4.2 |
| Bore (mm) | 40 | 40 |
| Stroke (mm) | 39.2 | 39.2 |
| Gearbox | Automatic | Automatic |
| Ignition | CDI | CDI |
| Clutch | - | Automatic |
| Lubrication system | Separate lubrication | Separate lubrication |
| Compression | 7.2:1 | 6.9:1 |
| Chassis | ||
| Front suspension | Telescopic fork | Telescopic forks |
| Rear suspension | Unit swing | Telescopic coil spring oil damped |
| Front brakes | Single disc | Single disc |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Diameter (mm) | 110 | 110 |
| Frame type | Steel | - |
| Front tyre | 120/90-10 | 3.50-10 |
| Rear tyre | 150/80-10 | 3.50-10 |
| Seat | Dual seat | - |
| Front wheel travel (mm) | 70 | 70 |
| Rear wheel travel (mm) | 70 | 45 |
| Other | ||
| Starter | Electric & kick | Electric & kick |
| Color options |
|
|
| Light | Twin headlights | - |
| Dimensions | ||
| Wheelbase (mm) | 1,172 | 1,190 |
| Dry weight (kg) | 82 | 75 |
| Power/weight ratio | 0.0293 | 0.036 |
| Overall height (mm) | 1,070 | 1,090 |
| Overall length (mm) | 1,685 | 1,680 |
| Overall width (mm) | 690 | 600 |
| Seat height (mm) | 768 | 765 |
| Ground clearance (mm) | 124 | 105 |
| Performance | ||
| Fuel capacity (l) | 5.3 | 3.7 |
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