Ford Flex (2018) is 300 mm (11.81 inch) wider, 417 kg (919 lbs) lighter and has 868 liters (30.65 ft3) bigger cargo space than Mercedes GLS-Class (2021).
Mercedes GLS-Class (2021) is 210 mm (8.27 inch) longer and 97 mm (3.82 inch) higher than Ford Flex (2018).