The BMW X7 measures 5,181 mm in length, 2,000 mm in width, and 1,835 mm in height, with a wheelbase of 3,105 mm. It seats 6 to 7 passengers depending on configuration — the Pure Excellence variant features 6 seats with second-row captain chairs, while the M Sport variant offers 7 seats. Boot capacity is 750 litres with the third row folded, expanding to 2,120 litres with both rear rows folded.