BMW 5 Series (2020) is 88 mm (3.46 inch) longer and 501 kg (1,105 lbs) lighter than Porsche Cayenne (2020).
Porsche Cayenne (2020) is 87 mm (3.43 inch) wider, 210 mm (8.27 inch) higher and has 140 liters (4.94 ft3) bigger cargo space than BMW 5 Series (2020).