BMW 5 Series Touring (2015) is 20 mm (0.79 inch) wider, 84 mm (3.31 inch) higher and has 113 liters (3.99 ft3) bigger cargo space than Cadillac CT6 (2019).
Cadillac CT6 (2019) is 231 mm (9.09 inch) longer and 207 kg (456 lbs) lighter than BMW 5 Series Touring (2015).