BMW X7 (2020) is 211 mm (8.31 inch) longer, 118 mm (4.65 inch) wider, 388 mm (15.28 inch) higher and has 230 liters (8.12 ft3) bigger cargo space than Mercedes CLS-Class (2020).
Mercedes CLS-Class (2020) is 680 kg (1,499 lbs) lighter than BMW X7 (2020).