Ford Ranger (2015) is 255 mm (10.04 inch) longer, 335 mm (13.19 inch) higher and has 1302 liters (45.98 ft3) bigger cargo space than Kia Optima (2016).
Kia Optima (2016) is 10 mm (0.39 inch) wider and 1610 kg (3,549 lbs) lighter than Ford Ranger (2015).