Model | Year | Engine power | Displacement | Top speed | 0-100 km/h (0-62 mph) |
|---|---|---|---|---|---|
| Audi A6 Avant 2.5 D | 1998 | 103 kW | 2459 ccm | - | - |
| Audi A6 Avant 2.5 D | 1994 | 86 kW | 2459 ccm | - | - |
| Audi A6 Avant 2.5 TDi | 2011 | 133 kW | 2495 ccm | 219 km/h | 9.1 s |
| Audi A6 Avant 2.5 TDi | 2009 | 133 kW | 2496 ccm | 219 km/h | 9.1 s |
| Audi A6 Avant 2.5 TDi | 2008 | 120 kW | 2496 ccm | 220 km/h | 9.5 s |
| Audi A6 Avant 2.5 TDI | 2005 | 127 kW | 2393 ccm | 219 km/h | 9.1 s |
| Audi A6 Avant 2.5 TDi Quattro | 2011 | 133 kW | 2496 ccm | 221 km/h | 9.1 s |
| Audi A6 Avant 2.5 TDi Quattro | 2008 | 133 kW | 2496 ccm | 216 km/h | 9.1 s |
| Audi A6 Avant 2.5 TDI Quattro | 2005 | 133 kW | 2393 ccm | 221 km/h | 9.1 s |
| Audi A6 Avant 2.5 TDI Quattro | 2004 | 133 kW | 2393 ccm | 221 km/h | 9.1 s |
| Audi A6 Avant 2.6 | 1998 | 111 kW | 2598 ccm | - | - |
| Audi A6 Avant 2.6 | 1994 | 111 kW | 2598 ccm | - | - |
| Audi A6 Avant 2.7 | 2000 | 184 kW | 2669 ccm | 246 km/h | - |
| Audi A6 Avant 2.7 T Quattro | 2011 | 184 kW | 2671 ccm | 246 km/h | 7.3 s |
| Audi A6 Avant 2.7 T Quattro | 2009 | 184 kW | 2671 ccm | 246 km/h | 7 s |
| Audi A6 Avant 2.7 T Quattro | 2008 | 185 kW | 2671 ccm | 246 km/h | 7 s |
| Audi A6 Avant 2.7 T Quattro | 2005 | 187 kW | 2671 ccm | 241 km/h | 7 s |
| Audi A6 Avant 2.7 T Quattro | 2004 | 185 kW | 2671 ccm | 246 km/h | 7 s |
| Audi A6 Avant 2.7 T Quattro | 2003 | 187 kW | 2669 ccm | 246 km/h | 7 s |
| Audi A6 Avant 2.7 T Quattro | 2002 | 184 kW | 2671 ccm | 241 km/h | 7 s |
