BMW 7 Series (2019) is 477 mm (18.78 inch) longer, 96 mm (3.78 inch) wider, 47 mm (1.85 inch) higher and has 134 liters (4.73 ft3) bigger cargo space than Cadillac ATS (2015).
Cadillac ATS (2015) is 470 kg (1,036 lbs) lighter than BMW 7 Series (2019).