There is no way the 550i is actually faster on the track.
Mercedes-Benz C 55 AMG vs BMW 550i
| Category | BMW 550i | C 55 AMG |
|---|---|---|
| Engine layout | 4.8 l V8 | 5.4 l V8 |
| Max power (ps / bhp) | 367 / 362 | 367 / 362 |
| Max torque (Nm / lb-ft) | 490 / 361 | 510 / 376 |
| Curb weight (kg / lb) | 1749 / 3856 | 1654 / 3646 |
| Power / tonne (ps / bhp) | 210 / 207 | 222 / 219 |
Lap Times
| Track | BMW 550i | C 55 AMG |
|---|---|---|
| Autozeitung test track | 1:45.20 | 1:46.10 |
Acceleration
| Speed & distance | BMW 550i | C 55 AMG |
|---|---|---|
| 0 - 100 kph | 5.3 s | 5.0 s |
| 0 - 200 kph | 19.0 s | 17.9 s |
| Est. 100 - 200 kph | 13.8 s | 12.9 s |
| 0 - 60 mph | 5.2 s | 4.7 s |
| 0 - 100 mph | 12.1 s | 11.2 s |
| Est. 1/8 mile | 9.6 s @ 90.1 mph | 9.3 s @ 92.0 mph |
| 1/4 mile | 13.4 s | 13.3 s |
General performance
| Category | BMW 550i | C 55 AMG |
|---|---|---|
| Top speed | 250 kph (155 mph) | 250 kph (155 mph) |
| Est. max acceleration | 0.58 g (6 m/s²) | 0.62 g (6 m/s²) |
| Fuel economy | 13.8 l/100 km (17 mpg US / 20 UK) | 14.7 l/100 km (16 mpg US / 19 UK) |
| Lateral acceleration | 0.89 g (9 m/s²) | 0.85 g (8 m/s²) |
| 70 mph - 0 | 49 m (161 ft) | 50 m (165 ft) |
Summary
| Category | BMW 550i | C 55 AMG |
|---|---|---|
| Track Performance | 100 | 97 |
| Straight line speed | 87 | 100 |
| Overall | 96 | 100 |
Verdict
C 55 AMG is the fastest by a small margin.
This comparison has been viewed 2.6k times.
Acceleration graph
07CorvetteZ51 3m ago
Autozeitung drivers seem to have varied skills. So those lap times are not always representative.
