Mercedes-Benz S-Class S 580 4MATIC vs Audi A6 45 TFSI quattro
| Performance | ||
| 0-100 km/h | 4.4 s | 5.8 s |
| Top Speed | 250 km/h | 250 km/h |
| Power | 503 hp | 265 hp |
| Torque | 700 Nm | 370 Nm |
| Range & Efficiency | ||
| Fuel Tank | 76 L | 58 L |
| Efficiency | 9 L/100km | 7.8 L/100km |
| CO2 Emissions | 205 g/km | 178 g/km |
| Size & Capacity | ||
| Length | 5,289 mm | 4,939 mm |
| Ground Clearance | 120 mm | 130 mm |
| Cargo | 550 L | 530 L |
| Curb Weight | 2,145 kg | 1,800 kg |
| Seats | 5 | 5 |
| Turning Circle | 12.3 m | 11.8 m |
| Starting MSRP | $128,400 | $57,500 |