The current Fiat Multipla is 4,089 mm long, 1,871 mm wide and 1,695 mm tall, on a 2,666 mm wheelbase. It has grown 10 cm longer since the 1998 Multipla.
| Years | Length | Width | Height | Wheelbase | Boot capacity | Turning circle |
|---|---|---|---|---|---|---|
| 1998–2004 | 3,994 | 1,871 | 1,670 | 2,666 | 430 | 11.0 |
| 2004–2007Current | 4,089 | 1,871 | 1,695 | 2,666 | 430 | 11.0 |
Exterior figures are manufacturer specifications for the Multipla, 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.