Audi RS4 vs Audi S8
| Category | Audi S8 (D3) | Audi RS4 (B7) |
|---|---|---|
| Engine layout | 5.2 l V10 | 4.2 l V8 |
| Max power (ps / bhp) | 450 / 444 | 420 / 414 |
| Max torque (Nm / lb-ft) | 540 / 398 | 430 / 317 |
| Curb weight (kg / lb) | 1970 / 4343 | 1720 / 3792 |
| Power / tonne (ps / bhp) | 228 / 225 | 244 / 241 |
| Average price | €104,000 | €70,000 |
Acceleration
| Speed & distance | Audi S8 (D3) | Audi RS4 (B7) |
|---|---|---|
| 0 - 40 kph | 1.6 s | 1.5 s |
| 0 - 60 kph | 2.8 s | 2.4 s |
| 0 - 80 kph | 4.0 s | 3.7 s |
| 0 - 100 kph | 4.9 s | 4.6 s |
| 0 - 120 kph | 7.3 s | 7.0 s |
| 0 - 140 kph | 9.1 s | 9.1 s |
| 0 - 160 kph | 11.6 s | 12.0 s |
| 0 - 180 kph | 14.4 s | 14.8 s |
| 0 - 200 kph | 16.6 s | 15.4 s |
| 60 - 100 kph | 2.7 s | 2.6 s |
| 80 - 120 kph | 3.3 s | 3.3 s |
| Est. 100 - 140 kph | 4.0 s | 4.4 s |
| Est. 100 - 200 kph | 12.2 s | 12.0 s |
| 0 - 100 mph | 11.6 s | 10.0 s |
| Est. 1/8 mile | 9.4 s @ 92.0 mph | 9.1 s @ 93.8 mph |
| 1/4 mile | 13.1 s @ 101.9 mph | 12.8 s @ 109.7 mph |
General performance
| Category | Audi S8 (D3) | Audi RS4 (B7) |
|---|---|---|
| Top speed | 250 kph (155 mph) | 250 kph (155 mph) |
| Est. max acceleration | 0.59 g (6 m/s²) | 0.64 g (6 m/s²) |
| Fuel economy | 15.5 l/100 km (15 mpg US / 18 UK) | 13.0 l/100 km (18 mpg US / 22 UK) |
| 100 kph - 0 | 36 m (117 ft) | 34 m (113 ft) |
Summary
| Category | Audi S8 (D3) | Audi RS4 (B7) |
|---|---|---|
| Track Performance | 100 | 100 |
| Straight line speed | 91 | 100 |
| Overall | 96 | 100 |
Verdict
RS4 is the fastest by a small margin.
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Acceleration graph
