Audi S6 (2006 – 2008) vs Citroën C6 (2005 – 2012): specs compared
The Citroën C6 is the more powerful of the two, with up to 241 hp against 235 hp. The Audi S6 is quicker, reaching 100 km/h in 5.2 s against 8.5 s. It has the higher top speed: 250 km/h against 235 km/h. The Citroën C6 uses less fuel, from 6.6 L/100 km against 13.4 L/100 km. It is the lighter car, from 1,791 kg against 1,910 kg.
| Specification |
Audi
S6
2006 – 2008
|
Citroën
C6
2005 – 2012
|
|---|---|---|
| Overview | ||
| Origin | Germany | France |
| Documented years | 2006 – 2008 | 2005 – 2012 |
| Body style | — | — |
| Variants | 1 | 4 |
| Fuel | Petrol | Diesel, Petrol |
| Drive | AWD | FWD |
| Gearbox | Automatic | Automatic · Manual |
| Performance | ||
| Power | 435 hp | 170 – 241 hp |
| Torque | 540 Nm | 290 – 450 Nm |
| 0–100 km/h | 5.2 s | 8.5 – 10.3 s |
| Top speed | 250 km/h | 217 – 235 km/h |
| Economy | ||
| Fuel economy | 13.4 L/100 km | 6.6 – 11.2 L/100 km |
| Dimensions | ||
| Length | 4,915 mm | 4,910 mm |
| Width | 2,012 mm | 1,859 mm |
| Height | 1,448 mm | 1,461 mm |
| Wheelbase | 2,847 mm | 2,901 mm |
| Curb weight | 1,910 kg | 1,791 – 1,873 kg |
Ranges cover all variants of each car. The highlight marks the best version per row.

