| Attribute | Keeway TX 125 SM 2017 × | Aprilia RS 250 2002 × |
|---|---|---|
| General | ||
| Production from (year) | 2017 | 2002 |
| Make | Keeway | Aprilia |
| Model | Keeway TX 125 SM | Aprilia RS 250 |
| Category | Super motard | Sport |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | V2, two-stroke |
| Valves per cylinder | 2 | - |
| Fuel system | Carburettor | Carburettor |
| Displacement (cm³) | 124.5 | 249 |
| Power (kw) | 8 | - |
| Cooling system | Air | Liquid |
| Transmission type,final drive | Chain | - |
| Torque (Nm) | 9.4 | - |
| Bore (mm) | 56.5 | 56 |
| Stroke (mm) | 49.5 | 50.6 |
| Gearbox | 5-speed | 6-speed |
| Fuel control | Single Overhead Cams (SOHC) | - |
| Ignition | CDI | - |
| Clutch | Wet, multiple-plate | - |
| Lubrication system | Pressure splash | - |
| Compression | 7.0:1 | 13.2:1 |
| Chassis | ||
| Front suspension | Telescopic forks | - |
| Rear suspension | Swing arm | - |
| Front brakes | Single disc | Dual disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 240 | 220 |
| Front tyre | 100/80-17 | 110/70-ZR17 |
| Rear tyre | 130/80-17 | 150/60-ZR17 |
| Wheels | Aluminium | - |
| Front wheel travel (mm) | 180 | 120 |
| Rear wheel travel (mm) | 45 | 130 |
| Other | ||
| Starter | Electric | Kick |
| Color options |
| - |
| Dimensions | ||
| Wheelbase (mm) | 1,340 | 1,370 |
| Dry weight (kg) | 130 | 141 |
| Power/weight ratio | 0.0615 | - |
| Overall height (mm) | 1,100 | 1,090 |
| Overall length (mm) | 2,085 | 1,980 |
| Overall width (mm) | 775 | 690 |
| Performance | ||
| Reserve fuel capacity (l) | - | 3 |
| Fuel capacity (l) | 12 | 16.5 |