BMW 3 Series Gran Turismo (2020) is 35 mm (1.38 inch) higher, 293 kg (646 lbs) lighter and has 73 liters (2.58 ft3) bigger cargo space than Cadillac CT6-V (2020).
Cadillac CT6-V (2020) is 403 mm (15.87 inch) longer and 52 mm (2.05 inch) wider than BMW 3 Series Gran Turismo (2020).