The current Mazda 626 is 4,575 mm long, 1,710 mm wide and 1,430 mm tall, on a 2,610 mm wheelbase. It has grown 22 cm longer since the 1980 626.
| Years | Length | Width | Height | Wheelbase | Boot capacity | Turning circle |
|---|---|---|---|---|---|---|
| 1980–1983 | 4,360 | 1,660 | 1,370 | 2,510 | 443 | 9.6 |
| 1983–1987 | 4,430 | 1,690 | 1,400 | 2,510 | — | 10.2 |
| 1987–1993 | 4,515 | 1,690 | 1,403 | 2,575 | 467 | 10.8 |
| 1991–1998 | 4,695 | 1,750 | 1,400 | 2,610 | 462 | 10.6 |
| 1997–2002Current | 4,575 | 1,710 | 1,430 | 2,610 | 502 | 10.4 |
Exterior figures are manufacturer specifications for the 626, 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.