FIAT 500 (2017) is 1218 kg (2,685 lbs) lighter than Mercedes X-Class (2018).
Mercedes X-Class (2018) is 1790 mm (70.47 inch) longer, 293 mm (11.54 inch) wider, 331 mm (13.03 inch) higher and has 975 liters (34.43 ft3) bigger cargo space than FIAT 500 (2017).