BMW 8 Series (G14) (2020) is 512 kg (1,129 lbs) lighter than Mercedes GLS-Class (2020).
Mercedes GLS-Class (2020) is 501 mm (19.72 inch) longer, 54 mm (2.13 inch) wider, 484 mm (19.06 inch) higher and has 5 liters (0.18 ft3) bigger cargo space than BMW 8 Series (G14) (2020).