The current Volvo S40 is 4,476 mm long, 1,770 mm wide and — mm tall, on a 2,640 mm wheelbase.
| Years | Length | Width | Height | Wheelbase | Boot capacity | Turning circle |
|---|---|---|---|---|---|---|
| 1996–2004 | 4,483 | 1,717 | 1,411 | 2,550 | 471 | 10.6 |
| 2004–2007 | 4,468 | 1,770 | 1,452 | 2,640 | 404 | 10.6 |
| 2007–2012Current | 4,476 | 1,770 | — | 2,640 | 404 | 10.6 |
The Volvo S40 offers 865 mm of rear legroom and 880 mm of rear headroom, with 1,110 mm of legroom and 1,010 mm of headroom up front. Rear shoulder room measures 1,420 mm across.
| Front | Rear | |
|---|---|---|
| Legroom | 1,110 mm | 865 mm |
| Headroom | 1,010 mm | 880 mm |
| Shoulder room | 1,435 mm | 1,420 mm |
Interior figures are the roomiest measurement (seat fully back), taken as the median across the current generation’s variants; individual trims vary.
Exterior figures are manufacturer specifications for the S40, 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.