| Attribute | Aprilia ETX 125 1999 × | MZ SX 125 2001 × |
|---|---|---|
| General | ||
| Production from (year) | 1999 | 2001 |
| Make | Aprilia | MZ |
| Model | Aprilia ETX 125 | MZ SX 125 |
| Category | Enduro / offroad | Enduro / offroad |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, four-stroke |
| Valves per cylinder | - | 4 |
| Fuel system | - | Carburettor |
| Displacement (cm³) | 125 | 124 |
| Power (kw) | 8.9 | 10.9 |
| Fuel consumption (l/100km) | 0.61 | - |
| Cooling system | Liquid | - |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | - | 11.7 |
| Bore (mm) | 54 | 60 |
| Stroke (mm) | 54.5 | 44 |
| Gearbox | 6-speed | 6-speed |
| Greenhouse gases | 14.2 CO2 g/km. (CO2 - Carbon dioxide emission) | - |
| Chassis | ||
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 220 | 220 |
| Front tyre | - | 90/90-21 |
| Rear tyre | - | 120/80-18 |
| Front wheel travel (mm) | 267 | 220 |
| Rear wheel travel (mm) | 290 | 220 |
| Other | ||
| Starter | Kick | - |
| Dimensions | ||
| Wheelbase (mm) | 1,465 | 1,440 |
| Kerb weight (kg) | 130 | 133 |
| Seat height (mm) | 890 | 830 |
| Front percentage of weight | 44.6 | - |
| Performance | ||
| Top speed (km/h) | 98 | 110 |
| Fuel capacity (l) | 10 | 13.5 |