Hyundai i20 (2019) is 4 mm (0.16 inch) higher and 655 kg (1,444 lbs) lighter than Kia Optima Sportswagon (2017).
Kia Optima Sportswagon (2017) is 820 mm (32.28 inch) longer, 126 mm (4.96 inch) wider and has 114 liters (4.03 ft3) bigger cargo space than Hyundai i20 (2019).