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Over a standing quarter mile on dry asphalt, the Audi RS4 B7 gets there in 12.86 s — 1.40 s ahead of the Audi A6 4.2 quattro.
Watch the run in full — then change the surface, the weather or the distance and run it again.
| Standing start | Audi RS4 B7 | Audi A6 4.2 quattro |
|---|---|---|
| 0–60 mph | 4.54 s | 5.72 s |
| 0–100 mph | 10.42 s | — s |
| 60 ft | 1.96 s | 2.31 s |
| 1/8 mile | 8.32 s | 9.22 s |
| 1/4 mile | 12.86 s | 14.26 s |
| Trap speed | 108.7 mph | 98.8 mph |
Each car is trimmed to its own published figures — 10/10 for the Audi RS4 B7, 10/10 for the Audi A6 4.2 quattro — so a heavier car can still be the quicker one if that is what it tests.
| Specification | Audi RS4 B7 | Audi A6 4.2 quattro |
|---|---|---|
| Year | 2005 | 2007 |
| Power | 414 bhp | 330 bhp |
| Kerb mass | 1,720 kg | 1,880 kg |
| Power to weight | 241 bhp/t | 175 bhp/t |
| Drivetrain | All-wheel drive | All-wheel drive |
| Engine | Naturally aspirated | Naturally aspirated |