The current Alfa Romeo Spider is 4,393 mm long, 1,830 mm wide and 1,318 mm tall, on a 2,528 mm wheelbase. It has grown 27 cm longer since the 1971 Spider.
| Years | Length | Width | Height | Wheelbase | Boot capacity | Turning circle |
|---|---|---|---|---|---|---|
| 1971–1983 | 4,120 | 1,630 | 1,290 | 2,250 | 300 | 10.7 |
| 1983–1993 | 4,247 | 1,630 | 1,290 | 2,250 | 300 | 10.7 |
| 1995–2006 | 4,285 | 1,780 | 1,315 | 2,540 | 110 | 10.9 |
| 2006–2011Current | 4,393 | 1,830 | 1,318 | 2,528 | 235 | 10.7 |
Exterior figures are manufacturer specifications for the Spider, 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.