Opel Omega Sedan (1999 – 2003) vs Audi S6 (1999 – 2004): specs compared
The Audi S6 is the more powerful of the two, with up to 340 hp against 315 hp. It is quicker, reaching 100 km/h in 5.7 s against 7.0 s. The Opel Omega Sedan uses less fuel, from 6.6 L/100 km against 14.1 L/100 km. It is the lighter car, from 1,530 kg against 1,735 kg. At 4,900 mm, the Opel Omega Sedan is 66 mm longer than the Audi S6.
| Specification |
Opel
Omega Sedan
1999 – 2003
|
Audi
S6
1999 – 2004
|
|---|---|---|
| Overview | ||
| Origin | Germany | Germany |
| Documented years | 1999 – 2003 | 1999 – 2004 |
| Body style | Sedan | — |
| Variants | 11 | 2 |
| Fuel | Diesel, Petrol | Petrol |
| Drive | RWD | AWD |
| Gearbox | Automatic · Manual | Automatic · Manual |
| Performance | ||
| Power | 101 – 315 hp | 340 hp |
| Torque | 205 – 450 Nm | 420 Nm |
| 0–100 km/h | 7.0 – 15.0 s | 5.7 – 6.7 s |
| Top speed | 186 – 249 km/h | 250 km/h |
| Economy | ||
| Fuel economy | 6.6 – 14.0 L/100 km | 14.1 – 14.3 L/100 km |
| Dimensions | ||
| Length | 4,900 mm | 4,834 mm |
| Width | 1,781 mm | 1,849 mm |
| Height | 1,461 mm | 1,443 mm |
| Wheelbase | 2,731 mm | 2,758 mm |
| Curb weight | 1,530 – 1,610 kg | 1,735 – 1,760 kg |
Ranges cover all variants of each car. The highlight marks the best version per row.

