The current Rover 800-Series is 4,882 mm long, 1,730 mm wide and 1,393 mm tall, on a 2,770 mm wheelbase. It has grown 19 cm longer since the 1986 800-Series.
| Years | Length | Width | Height | Wheelbase | Boot capacity | Turning circle |
|---|---|---|---|---|---|---|
| 1986–1992 | 4,694 | 1,720 | 1,398 | 2,759 | 445 | 11.1 |
| 1992–1998Current | 4,882 | 1,730 | 1,393 | 2,770 | 530 | 11.4 |
Exterior figures are manufacturer specifications for the 800-Series, 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.