Kia Optima Sportswagon (2017) is 39 mm (1.54 inch) wider, 20 mm (0.79 inch) higher and has 97 liters (3.43 ft3) bigger cargo space than Lexus ES (2014).
Lexus ES (2014) is 55 mm (2.17 inch) longer and 105 kg (231 lbs) lighter than Kia Optima Sportswagon (2017).