Ford Flex (2017) is 212 mm (8.35 inch) longer, 400 mm (15.75 inch) wider, 213 mm (8.39 inch) higher and has 663 liters (23.41 ft3) bigger cargo space than Opel Insignia Sports Tourer (2014).
Opel Insignia Sports Tourer (2014) is 428 kg (944 lbs) lighter than Ford Flex (2017).