BMW 5 Series Gran Turismo (2015) is 151 mm (5.94 inch) longer and 55 kg (121 lbs) lighter than Porsche Cayenne (2021).
Porsche Cayenne (2021) is 54 mm (2.13 inch) wider, 129 mm (5.08 inch) higher and has 170 liters (6.00 ft3) bigger cargo space than BMW 5 Series Gran Turismo (2015).