| Attribute | Yamaha YZF-R125 2008 × | Keeway RK 125 2016 × |
|---|---|---|
| General | ||
| Production from (year) | 2008 | 2016 |
| Make | Yamaha | Keeway |
| Model | Yamaha YZF-R125 | Keeway RK 125 |
| Category | Sport | Sport |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | - | 2 |
| Fuel system | Injection | Carburettor |
| Displacement (cm³) | 124.7 | 124.1 |
| Power (kw) | 10.8 | 7.3 |
| Cooling system | Liquid | Air |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | 12.2 | 9.3 |
| Bore (mm) | 52 | 56.5 |
| Stroke (mm) | 58.6 | 49.5 |
| Gearbox | - | 5-speed |
| Fuel control | Single Overhead Cams (SOHC) | Overhead Valves (OHV) |
| Ignition | TCI | C.D.I |
| Clutch | Wet, multiple-disc coil spring | Wet, multiple-plate |
| Lubrication system | Wet sump | Wet sump |
| Compression | 11.2:1 | 9.0:1 |
| Chassis | ||
| Front suspension | Telescopic forks | Telescopic forks |
| Rear suspension | Swingarm (monocross) | Telescopic coil spring oil damped |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 230 | 190 |
| Frame type | Steel Deltabox | Straddle type |
| Front tyre | 100/80-M17 | 2.75-18 |
| Rear tyre | 130/70-M17 | 3.25-18 |
| Seat | - | Dual saet |
| Wheels | - | Black, 5-spoke rims |
| Front wheel travel (mm) | 110 | 128 |
| Rear wheel travel (mm) | 95 | 55 |
| Other | ||
| Starter | Electric | Electric & kick |
| Color options |
|
|
| Instruments | - | Analog/digital |
| Dimensions | ||
| Wheelbase (mm) | 1,355 | 1,320 |
| Dry weight (kg) | 126 | 116 |
| Power/weight ratio | 0.0854 | 0.0629 |
| Overall height (mm) | 970 | 1,050 |
| Overall length (mm) | 2,015 | 1,980 |
| Overall width (mm) | 660 | 770 |
| Seat height (mm) | 818 | 785 |
| Ground clearance (mm) | 155 | 150 |
| Performance | ||
| Fuel capacity (l) | 13.8 | 12.3 |