The current Daihatsu Charmant is 4,200 mm long, 1,620 mm wide and 1,380 mm tall, on a 2,400 mm wheelbase. It has grown 10 cm longer since the 1980 Charmant.
| Years | Length | Width | Height | Wheelbase | Boot capacity | Turning circle |
|---|---|---|---|---|---|---|
| 1980–1982 | 4,103 | 1,530 | 1,383 | 2,340 | — | 9.8 |
| 1982–1988Current | 4,200 | 1,620 | 1,380 | 2,400 | 256 | 9.6 |
Exterior figures are manufacturer specifications for the Charmant, 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.