The current Audi 80 is 4,484 mm long, 1,695 mm wide and 1,405 mm tall, on a 2,609 mm wheelbase. It has grown 10 cm longer since the 1978 80.
| Years | Length | Width | Height | Wheelbase | Boot capacity | Turning circle |
|---|---|---|---|---|---|---|
| 1978–1984 | 4,383 | 1,682 | 1,365 | 2,541 | 505 | 10.4 |
| 1984–1986 | 4,406 | 1,682 | 1,365 | 2,538 | 541 | 10.7 |
| 1986–1991 | 4,394 | 1,695 | 1,394 | 2,545 | 441 | 10.3 |
| 1991–1995Current | 4,484 | 1,695 | 1,405 | 2,609 | 430 | 11.2 |
Exterior figures are manufacturer specifications for the 80, averaged per generation across its variants and shown for the most common body style. Generations with the same size are merged. Boot capacity is the seats-up figure where the manufacturer quotes one.