BMW 5 Series Touring (2018) is 15 mm (0.59 inch) wider, 92 mm (3.62 inch) higher and has 123 liters (4.34 ft3) bigger cargo space than Cadillac CT6 (2019).
Cadillac CT6 (2019) is 221 mm (8.70 inch) longer and 93 kg (205 lbs) lighter than BMW 5 Series Touring (2018).