FIAT 500X (2018) is 105 mm (4.13 inch) higher and 719 kg (1,585 lbs) lighter than Mercedes S-Class (2020).
Mercedes S-Class (2020) is 981 mm (38.62 inch) longer, 103 mm (4.06 inch) wider and has 150 liters (5.30 ft3) bigger cargo space than FIAT 500X (2018).