Ford Expedition (2014) is 385 mm (15.16 inch) longer, 142 mm (5.59 inch) wider, 496 mm (19.53 inch) higher and has 1290 liters (45.56 ft3) bigger cargo space than Kia Optima (2015).
Kia Optima (2015) is 1212 kg (2,672 lbs) lighter than Ford Expedition (2014).