BMW 8 Series (G15) (2018) is 37 kg (82 lbs) lighter than Mazda CX-9 (2020).
Mazda CX-9 (2020) is 263 mm (10.35 inch) longer, 34 mm (1.34 inch) wider, 387 mm (15.24 inch) higher and has 661 liters (23.34 ft3) bigger cargo space than BMW 8 Series (G15) (2018).