Ford F-450 (2014) is 1825 mm (71.85 inch) longer, 576 mm (22.68 inch) wider, 559 mm (22.01 inch) higher and has 1679 liters (59.29 ft3) bigger cargo space than Kia Optima (2016).
Kia Optima (2016) is 1077 kg (2,374 lbs) lighter than Ford F-450 (2014).