Ford Flex (2017) is 357 mm (14.06 inch) wider, 236 mm (9.29 inch) higher, 117 kg (258 lbs) lighter and has 723 liters (25.53 ft3) bigger cargo space than Mercedes S-Class (2018).
Mercedes S-Class (2018) is 120 mm (4.72 inch) longer than Ford Flex (2017).