BMW 8 Series (G14) (2018) is 60 mm (2.36 inch) wider and 84 kg (185 lbs) lighter than Cadillac CTS-V Wagon (2014).
Cadillac CTS-V Wagon (2014) is 34 mm (1.34 inch) longer, 134 mm (5.28 inch) higher and has 40 liters (1.41 ft3) bigger cargo space than BMW 8 Series (G14) (2018).