BMW 8 Series (G15) (2019) is 60 mm (2.36 inch) wider, 183 kg (403 lbs) lighter and has 30 liters (1.06 ft3) bigger cargo space than Cadillac CTS Wagon (2014).
Cadillac CTS Wagon (2014) is 34 mm (1.34 inch) longer and 132 mm (5.20 inch) higher than BMW 8 Series (G15) (2019).