Audi Q7 (2017) is 37 mm (1.46 inch) wider, 333 mm (13.11 inch) higher and has 570 liters (20.13 ft3) bigger cargo space than BMW 8 Series (G16) (2019).
BMW 8 Series (G16) (2019) is 30 mm (1.18 inch) longer and 166 kg (366 lbs) lighter than Audi Q7 (2017).