| Audi A6 Avant (2005-2008) | Mercedes CLS (2014-2017) |
| Audi | Mercedes |
| A6 Avant (2005-2008) 3.2 FSI | CLS (2014-2017) 3.0 (350 CDI BlueTEC Shooting Brake) |
| 2005-2008 | 2014-2017 |
| 5/5 | 5/5 |
| Wagon | Wagon |
| 1610 | 1935 |
| 2240 |
| 250 | 245 |
| 7 | 6.6 |
| 5.95 |
| 565/1660 |
| 4935 | 4953 |
| 1855 | 1881 |
| 1460 | 1419 |
| 2845 | 2874 |
| 1610/1620 | 1596/1629 |
| 130 |
| Gasoline Direct Injection | turbo diesel Common Rail |
| 3123 | 2987 |
| 12.5 | 15.5 |
| V6 | V6 |
| 84.5х92.8 | 83х92 |
| 24 |
| 255/6500 | 258/3600 |
| 330/3250 | 620/1600-2400 |
| 6-speed automatic | 9-speed automatic |
| Front wheel drive (dynamic stabilization ESP) | Rear wheel drive |
Upper and lower A-arm (double wishbone) | Upper and lower A-arm (double wishbone) |
multi-link suspensions | multi-link suspensions |
| 225/55/16 | 245/45 R17 |
| 5x112 ET35 d57,1
| 5x112 ET31 d66.6
|
| Ventilated discs | Ventilated discs |
| Discs | Ventilated discs |
| 14.3 | 6.6 |
| 7.1 | 5.1 |
| 9.7 | 5.7 |
| 95 | Diesel |
| 80 | 59 |
| Audi A6 Avant (2005-2008) | Mercedes CLS (2014-2017) |