BMW 8 Series (G15) (2018) is 493 mm (19.41 inch) longer, 137 mm (5.39 inch) wider and has 45 liters (1.59 ft3) bigger cargo space than Lexus CT (2020).
Lexus CT (2020) is 99 mm (3.90 inch) higher and 579 kg (1,276 lbs) lighter than BMW 8 Series (G15) (2018).