Maserati Quattroporte (2019) is 408 mm (16.06 inch) longer and 325 kg (717 lbs) lighter than Porsche Cayenne (2017).
Porsche Cayenne (2017) is 6 mm (0.24 inch) wider, 207 mm (8.15 inch) higher and has 140 liters (4.94 ft3) bigger cargo space than Maserati Quattroporte (2019).