Kia Optima Sportswagon (2017) 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 628 kg (1,385 lbs) lighter than Kia Optima Sportswagon (2017).
