BMW 3 Series Gran Turismo (2021) is 54 mm (2.13 inch) higher, 327 kg (721 lbs) lighter and has 133 liters (4.70 ft3) bigger cargo space than Cadillac CTS-V (2014).
Cadillac CTS-V (2014) is 33 mm (1.30 inch) longer and 13 mm (0.51 inch) wider than BMW 3 Series Gran Turismo (2021).