BMW 8 Series (G14) (2020) is 7 mm (0.28 inch) wider and 57 kg (126 lbs) lighter than Lexus RX (2020).
Lexus RX (2020) is 55 mm (2.17 inch) longer, 381 mm (15.00 inch) higher and has 171 liters (6.04 ft3) bigger cargo space than BMW 8 Series (G14) (2020).