The current SsangYong Rexton is 4,755 mm long, 1,900 mm wide and 1,840 mm tall, on a 2,828 mm wheelbase. It has grown 4 cm longer since the 2002 Rexton.
| Years | Length | Width | Height | Wheelbase | Boot capacity | Turning circle |
|---|---|---|---|---|---|---|
| 2002–2006 | 4,720 | 1,870 | 1,760 | 2,820 | 1,120 | 11.2 |
| 2006–2013 | 4,720 | 1,870 | 1,830 | 2,820 | 1,120 | 11.2 |
| 2013–2019Current | 4,755 | 1,900 | 1,840 | 2,828 | 678 | 11.4 |
Exterior figures are manufacturer specifications for the Rexton, 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.