Maserati Quattroporte (2020) is 28 mm (1.10 inch) wider and 298 kg (657 lbs) lighter than Mercedes X-Class (2020).
Mercedes X-Class (2020) is 77 mm (3.03 inch) longer, 338 mm (13.31 inch) higher and has 630 liters (22.25 ft3) bigger cargo space than Maserati Quattroporte (2020).
Size difference at a glance
Maserati Quattroporte (2020) is 1.4% shorter than Mercedes X-Class (2020).
Maserati Quattroporte (2020) is 1.5% wider than Mercedes X-Class (2020).
Maserati Quattroporte (2020) is 18.6% lower than Mercedes X-Class (2020).
Maserati Quattroporte (2020) is 13.8% lighter than Mercedes X-Class (2020).
Maserati Quattroporte (2020) is 54.3% smaller in cargo space than Mercedes X-Class (2020).
Summary
Mercedes X-Class (2020) is the larger car on 3 of 4 key dimensions.