BMW 7 Series (2020) is 365 mm (14.37 inch) longer, 88 mm (3.46 inch) wider, 45 mm (1.77 inch) higher and has 212 liters (7.49 ft3) bigger cargo space than Cadillac CT4 (2021).
Cadillac CT4 (2021) is 463 kg (1,021 lbs) lighter than BMW 7 Series (2020).