Audi RS3 Sportback vs Mercedes-Benz S-Class S 580 4MATIC
| Performance | ||
| 0-100 km/h | 3.7 s | 4.4 s |
| Top Speed | 300 km/h | 250 km/h |
| Power | 407 hp | 503 hp |
| Torque | 500 Nm | 700 Nm |
| Range & Efficiency | ||
| Fuel Tank | 50 L | 76 L |
| Efficiency | 9.1 L/100km | 9 L/100km |
| CO2 Emissions | 208 g/km | 205 g/km |
| Size & Capacity | ||
| Length | 4,381 mm | 5,289 mm |
| Ground Clearance | 128 mm | 120 mm |
| Cargo | 282 L | 550 L |
| Curb Weight | 1,575 kg | 2,145 kg |
| Seats | 5 | 5 |
| Turning Circle | 10.9 m | 12.3 m |
| Starting MSRP | $65,500 | $128,400 |