BMW 7 Series (2020) is 457 mm (17.99 inch) longer, 60 mm (2.36 inch) wider, 75 mm (2.95 inch) higher and has 221 liters (7.80 ft3) bigger cargo space than Cadillac ATS Coupe (2015).
Cadillac ATS Coupe (2015) is 465 kg (1,025 lbs) lighter than BMW 7 Series (2020).