Audi A4 2015–2018 vs Audi A6 Avant 2025– size comparison
Audi A6 Avant 2025– is 274 mm (5.8%) longer than Audi A4 2015–2018. It is 33 mm (1.8%) wider, 38 mm (2.6%) taller and 103 mm (3.7%) longer in wheelbase. Boot space with the seats up is 505 L and 503 L (-2 L).
| Dimension | Audi A4 2015–2018 | Audi A6 Avant 2025– | Difference |
|---|---|---|---|
| Length | 4725 mm | 4999 mm | +274 mm (+5.8%) |
| Width | 1842 mm | 1875 mm | +33 mm (+1.8%) |
| Height | 1434 mm | 1472 mm | +38 mm (+2.6%) |
| Wheelbase | 2820 mm | 2923 mm | +103 mm (+3.7%) |
| Boot | 505 L | 503 L | -2 L |
Audi A4 2015–2018 dimensions · Audi A6 Avant 2025– dimensions