The Mercedes-Benz S-Class S 450 d 4MATIC in Europe produced from 2026 to today offers a mild hybrid diesel powertrain with 367 hp, an automatic transmission and all-wheel drive. Below you find all technical data regarding the powertrain, performance, weights, consumption and more.
| Total powertrain | |
| Fuel type | Mild hybrid diesel |
| System power | 270 kW (367 hp) |
| System power range | 4000 rpm |
| System torque | 750 Nm |
| System torque range | 1350–2800 rpm |
| Transmission type / Gears | Automatic |
| Drivetrain | All-wheel drive |
| Combustion engine | |
| Engine type / Number of cylinders | In-line / 6 |
| Valves per cylinder | 4 |
| Displacement | 2989 cc |
| Bore | 82.00 mm |
| Stroke | 94.32 mm |
| Electric motors | |
| Power of electric motor 1 | 17 kW (23 hp) |
| Torque of electric motor 1 | 205 Nm |
| Acceleration 0–100 km/h | 5.1 s |
| Top speed | 250 km/h |
| Front tyre size (standard) | 255/45 R19 |
| Rear tyre size (standard) | 255/45 R19 |
| Front wheel size (standard) | 8.5J x 19" |
| Rear wheel size (standard) | 8.5J x 19" |
| Front brake type | Ventilated discs |
| Rear brake type | Ventilated discs |
| Front brake diameter | 370 mm |
| Rear brake diameter | 320 mm |
| Kerb weight | 2235 kg |
| Payload | 655 kg |
| Gross vehicle weight | 2890 kg |
| Towing capacity (unbraked) | 750 kg |
| Towing capacity (braked) | 2100 kg |
| Fuel consumption | |
| WLTP consumption combined | 6.3–6.9 L/100 km |
| Fuel tank capacity | 76 L |
| CO₂-emissions | |
| WLTP CO₂ combined | 164–179 g/km |
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