Technical specifications
| Clear list | Mercedes S | Audi S4 |
| Totals | Mercedes S 3.0 (400d 4MATIC Long) × | Audi S4 3.0 TFSI quattro × |
| Mark | Mercedes | Audi |
| Model | S 3.0 (400d 4MATIC Long) | S4 3.0 TFSI quattro |
| Year | 2017 | 2015 |
| Number of doors/seats | 4/5 | 4/5 |
| Body type | Sedan | Wagon |
| Unladen Weight | 2075 | 1630 |
| Gross Weight Limit | - | - |
| Top Speed, km/h | 250 | 250 |
| Acceleration 0-100 kph | 5.2 | 4.7 |
| Minimum turning radius, m | 6.2 | - |
| Cargo Volume, min/max, L | 530 | 480 |
| Dimensions specifications, mm | Mercedes S 3.0 (400d 4MATIC Long) × | Audi S4 3.0 TFSI quattro × |
| Length | 5255 | 4745 |
| Width | 1899 | 1842 |
| Height | 1491 | 1404 |
| Wheelbase | 3165 | 2825 |
| Front/rear Track | 1624/1637 | 1565/1546 |
| Ground clearance | - | - |
| Engine specifications | Mercedes S 3.0 (400d 4MATIC Long) × | Audi S4 3.0 TFSI quattro × |
| Type | turbo diesel Common Rail | Gasoline Direct Injection, turbocharging |
| Displacement, cm3 | 2925 | 2995 |
| Compression ratio | 15.5 | 10.3 |
| Number and arrangement of cylinders | 6 cylinders, in-line | V6 |
| The diameter of the cylinder x stroke, mm | 82x92.3 | 84.5x89 |
| Number of valves | 24 | 24 |
| Power, hp/rpm | 340/3600-4400 | 354/5500 |
| Max torque, Nm/RPM | 700/1200-3200 | 500/1370-4500 |
| Transmission specifications | Mercedes S 3.0 (400d 4MATIC Long) × | Audi S4 3.0 TFSI quattro × |
| Gearbox | 9-speed automatic | 8-speed automatic |
| Drive Type | Four-wheel drive | Four-wheel drive |
| Suspension specifications | Mercedes S 3.0 (400d 4MATIC Long) × | Audi S4 3.0 TFSI quattro × |
| Front | Upper and lower A-arm (double wishbone) | Upper and lower A-arm (double wishbone) |
| Rear | multi-link suspensions | multi-link suspensions |
| Tire Size | 245/50 R18 | 245/40 R18 |
| Disk | 5x112 ET44 d66.6
| 5x112 ET30 d66.5
|
| Brakes specifications | Mercedes S 3.0 (400d 4MATIC Long) × | Audi S4 3.0 TFSI quattro × |
| Front | Ventilated discs | Ventilated discs |
| Rear | Ventilated discs | Ventilated discs |
| Fuel consumption specifications, L/100 km | Mercedes S 3.0 (400d 4MATIC Long) × | Audi S4 3.0 TFSI quattro × |
| City | 6.8 | - |
| Highway | 4.8 | - |
| Combined | 5.6 | 7.4 |
| Fuel | Diesel | 95 |
| Tank, L | 70 | 54 |
| Clear list | Mercedes S | Audi S4 |
