BMW 3 Series Gran Turismo (2019) is 450 kg (992 lbs) lighter than Porsche Cayenne (2021).
Porsche Cayenne (2021) is 31 mm (1.22 inch) longer, 126 mm (4.96 inch) wider, 180 mm (7.09 inch) higher and has 150 liters (5.30 ft3) bigger cargo space than BMW 3 Series Gran Turismo (2019).