BMW 7 Series (2020) is 446 mm (17.56 inch) longer, 91 mm (3.58 inch) wider, 52 mm (2.05 inch) higher and has 221 liters (7.80 ft3) bigger cargo space than Cadillac ATS-V (2016).
Cadillac ATS-V (2016) is 382 kg (842 lbs) lighter than BMW 7 Series (2020).