FIAT 500X (2016) is 1200 kg (2,646 lbs) lighter than Mercedes G-Class (2016).
Mercedes G-Class (2016) is 516 mm (20.31 inch) longer, 71 mm (2.80 inch) wider, 354 mm (13.94 inch) higher and has 137 liters (4.84 ft3) bigger cargo space than FIAT 500X (2016).