BMW 8 Series (G16) (2020) is 223 mm (8.78 inch) longer, 90 mm (3.54 inch) wider and has 52 liters (1.84 ft3) bigger cargo space than Cadillac CTS-V (2014).
Cadillac CTS-V (2014) is 48 mm (1.89 inch) higher and 2 kg (4 lbs) lighter than BMW 8 Series (G16) (2020).