Ford Flex (2014) is 759 mm (29.88 inch) longer, 536 mm (21.10 inch) wider, 271 mm (10.67 inch) higher and has 836 liters (29.52 ft3) bigger cargo space than Kia Rio (Sedan) (2015).
Kia Rio (Sedan) (2015) is 935 kg (2,061 lbs) lighter than Ford Flex (2014).