Ford Focus (Sedan) (2017) is 19 mm (0.75 inch) higher and 257 kg (567 lbs) lighter than Kia Optima (2016).
Kia Optima (2016) is 321 mm (12.64 inch) longer, 37 mm (1.46 inch) wider and has 35 liters (1.24 ft3) bigger cargo space than Ford Focus (Sedan) (2017).