BMW 5 Series Touring (2018) is 127 kg (280 lbs) lighter than Ford Flex (2016).
Ford Flex (2016) is 119 mm (4.69 inch) longer, 361 mm (14.21 inch) wider, 161 mm (6.34 inch) higher and has 653 liters (23.06 ft3) bigger cargo space than BMW 5 Series Touring (2018).