The Mercedes-Benz S-Class S 450 e EQ Hybrid in Europe produced from 2026 to today offers a plug-in hybrid petrol powertrain with 435 hp, an automatic transmission and rear-wheel drive. Below you find all technical data regarding the powertrain, performance, weights, consumption and more.
| Total powertrain | |
| Fuel type | Plug-in hybrid |
| System power | 320 kW (435 hp) |
| System torque | 680 Nm |
| Transmission type / Gears | Automatic |
| Drivetrain | Rear-wheel drive |
| Combustion engine | |
| Engine type / Number of cylinders | In-line / 6 |
| Valves per cylinder | 4 |
| Displacement | 2999 cc |
| Bore | 83.00 mm |
| Stroke | 92.35 mm |
| Compression ratio | 10.5 :1 |
| Power combustion engine | 240 kW (326 hp) |
| Engine power range | 4250–6100 rpm |
| Torque combustion engine | 540 Nm |
| Engine torque range | 2200–4250 rpm |
| Electric motors | |
| Power of electric motor 1 | 120 kW (163 hp) |
| Torque of electric motor 1 | 480 Nm |
| Acceleration 0–100 km/h | 5.7 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 | 360 mm |
| Kerb weight | 2445 kg |
| Payload | 605 kg |
| Gross vehicle weight | 3050 kg |
| Towing capacity (unbraked) | 0 kg |
| Towing capacity (braked) | 0 kg |
| Battery | |
| Battery net capacity | 21.96 kWh |
| Electric consumption | |
| WLTP consumption combined | 16.5–17.8 kWh/100 km |
| Electric range | |
| Electric range | 97–118 km |
| Fuel consumption | |
| WLTP consumption combined | 2.2–3.0 L/100 km |
| Fuel tank capacity | 67 L |
| CO₂-emissions | |
| WLTP CO₂ combined | 50–69 g/km |
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