Kia Optima Sportswagon (2018) is 717 mm (28.23 inch) longer, 80 mm (3.15 inch) wider and has 40 liters (1.41 ft3) bigger cargo space than Seat Arona (2017).
Seat Arona (2017) is 82 mm (3.23 inch) higher and 739 kg (1,629 lbs) lighter than Kia Optima Sportswagon (2018).
