| Attribute | Yamaha Mio Z × | Keeway RCS 125 × |
|---|---|---|
| General | ||
| Production from (year) | 2017 | 2018 |
| Make | Yamaha | Keeway |
| Model | Yamaha Mio Z | Keeway RCS 125 |
| Category | Scooter | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Fuel system | Injection | Carburettor |
| Displacement (cm³) | 125 | 124.8 |
| Power (kw) | 6.9 | 6.4 |
| Cooling system | Air | Air |
| Transmission type,final drive | Belt | Chain |
| Torque (Nm) | 9.6 | 9.5 |
| Bore (mm) | 52.4 | 52.4 |
| Stroke (mm) | 57.9 | 57.8 |
| Gearbox | Automatic | 4-speed |
| Fuel control | Single Overhead Cams (SOHC) | Single Overhead Cams (SOHC) |
| Ignition | TCI | C.D.I |
| Lubrication system | - | Pressure splash lubrication |
| Compression | 9.5:1 | 9.2:1 |
| Chassis | ||
| Front suspension | Telescopic fork | Telescopic |
| Rear suspension | Unit swingarm | Dual shocks |
| Front brakes | Single disc | Single disc |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Frame type | Underbone | Straddle type |
| Front tyre | 80/80-14 | 70/90-17 |
| Rear tyre | 100/70-14 | 80/90-17 |
| Other | ||
| Starter | Electric & kick | Electric & kick |
| Color options | - |
|
| Carrying capacity | Underseat storage | - |
| Light | LED headlight | - |
| Dimensions | ||
| Wheelbase (mm) | 1,260 | 1,258 |
| Dry weight (kg) | 98 | 99 |
| Power/weight ratio | 0.0704 | 0.0646 |
| Overall height (mm) | 1,035 | 1,014 |
| Overall length (mm) | 1,879 | 1,834 |
| Overall width (mm) | 685 | 673 |
| Seat height (mm) | 760 | 785 |
| Performance | ||
| Fuel capacity (l) | 4.2 | 3.9 |