BMW 8 Series (G15) (2018) is 24 mm (0.94 inch) longer and 226 kg (498 lbs) lighter than Mercedes GLE-Class (2021).
Mercedes GLE-Class (2021) is 33 mm (1.30 inch) wider, 499 mm (19.65 inch) higher and has 270 liters (9.53 ft3) bigger cargo space than BMW 8 Series (G15) (2018).