| Attribute | Yamaha Serow 250 2011 × | Kymco CK1 125 2017 × |
|---|---|---|
| General | ||
| Production from (year) | 2011 | 2017 |
| Make | Yamaha | Kymco |
| Model | Yamaha Serow 250 | Kymco CK1 125 |
| Category | Enduro / offroad | Sport |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Fuel system | Carburettor | Carburettor |
| Displacement (cm³) | 249 | 125 |
| Power (kw) | 20.6 | 7.5 |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | 20 | - |
| Gearbox | 6-speed | 5-speed |
| Fuel control | Single Overhead Cams (SOHC) | Overhead Cams (OHC) |
| Ignition | CDI | - |
| Chassis | ||
| Front suspension | Telescopic forks | Telescopic fork |
| Rear suspension | Monocross | Swing arm |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Expanding brake (drum brake) |
| Frame type | - | Steel tubular structure |
| Other | ||
| Starter | Electric | Electric & kick |
| Color options | - |
|
| Dimensions | ||
| Dry weight (kg) | 115 | 122 |
| Power/weight ratio | 0.1791 | 0.0615 |
| Overall length (mm) | 2,070 | 2,035 |
| Overall width (mm) | 805 | 740 |
| Seat height (mm) | 810 | 780 |
| Ground clearance (mm) | 285 | - |
| Performance | ||
| Fuel capacity (l) | 10 | 13.5 |