Mercedes-Benz M 139 DE 20 AL, Engine
| Engine capacity | 1,991 cm³ |
| Maximum power (range), hp | 381 - 476 |
| Maximum torque, N*m (kg*m) at rpm. | 480 (49) / 5000 |
| Fuel used | Gasoline AI-98 |
| Fuel consumption, l/100 km | 8.9 - 10.7 |
| Engine type | In-line, 4-cylinder |
| Additional engine information | VVT |
| Maximum power, hp (kW) at rpm | 381 (280) / 6750 |
| Compression Ratio (Range) | 8.6 - 10 |
| Cylinder diameter (range), mm | 83 |
| Piston stroke (range), mm | 92 |
| Supercharger | Turbine |
| CO₂ emissions (range), g/km | 187 - 235 |
| Valve drive | DOHC |
| Number of valves per cylinder (range) | 4 |
| Start-stop system |