BMW 8 Series (G15) (2020) is 88 mm (3.46 inch) longer, 88 mm (3.46 inch) wider and has 117 liters (4.13 ft3) bigger cargo space than Cadillac CT4 (2021).
Cadillac CT4 (2021) is 81 mm (3.19 inch) higher and 272 kg (600 lbs) lighter than BMW 8 Series (G15) (2020).
