Comparison of Keeway Ajax 150 2017 and Yamaha YBR 125 2006 [S]ave
| Attribute |  Keeway Ajax 150 2017 × |  Yamaha YBR 125 2006 × |
|---|---|---|
| General | ||
| Production from (year) | 2017 | 2006 |
| Make | Keeway | Yamaha |
| Model | Keeway Ajax 150 | Yamaha YBR 125 |
| Category | Allround | Naked bike |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | 2 | - |
| Fuel system | Carburettor | Carburettor. Mikuni VM22SH/1 |
| Displacement (cm³) | 149.4 | 124 |
| Power (kw) | 8 | 7.4 |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | - |
| Torque (Nm) | 10 | 10 |
| Bore (mm) | 62 | 54 |
| Stroke (mm) | 49.5 | 54 |
| Gearbox | 5-speed | 5-speed |
| Fuel control | Overhead Valves (OHV) | Single Overhead Cams (SOHC) |
| Ignition | CDI | CDI |
| Clutch | Wet, multiple-plate | Wet, multiple disc |
| Lubrication system | Pressure splash | Wet sump |
| Compression | 9.2:1 | 10.0:1 |
| Chassis | ||
| Front suspension | Telescopic forks | Telescopic forks |
| Rear suspension | Telescopic coil spring oil damped | Swingarm |
| Front brakes | Single disc | Single disc |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Diameter (mm) | 130 | 130 |
| Frame type | Arch bar truck | - |
| Front tyre | 2.75-18 | 90/90-21 |
| Rear tyre | 3.00-18 | 90/90-M18 |
| Front wheel travel (mm) | 131 | 120 |
| Rear wheel travel (mm) | 60 | 105 |
| Other | ||
| Starter | Electric | Electric |
| Color options |
| - |
| Instruments | Digital/analogue | - |
| Dimensions | ||
| Wheelbase (mm) | 1,246 | 1,290 |
| Dry weight (kg) | 99 | 106 |
| Power/weight ratio | 0.0808 | 0.0698 |
| Overall height (mm) | 1,070 | 1,080 |
| Overall length (mm) | 1,979 | 1,980 |
| Overall width (mm) | 745 | 745 |
| Seat height (mm) | 770 | 780 |
| Ground clearance (mm) | 150 | 160 |
| Performance | ||
| Top speed (km/h) | 95 | - |
| Fuel capacity (l) | 16 | 12 |
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