BMW 3 Series Touring (2018) is 274 kg (604 lbs) lighter than Ford Flex (2016).
Ford Flex (2016) is 482 mm (18.98 inch) longer, 445 mm (17.52 inch) wider, 297 mm (11.69 inch) higher and has 728 liters (25.71 ft3) bigger cargo space than BMW 3 Series Touring (2018).