BMW 8 Series (G14) (2018) is 81 mm (3.19 inch) wider than Lexus GS (2020).
Lexus GS (2020) is 7 mm (0.28 inch) longer, 111 mm (4.37 inch) higher, 313 kg (690 lbs) lighter and has 80 liters (2.83 ft3) bigger cargo space than BMW 8 Series (G14) (2018).