Kia Optima Sportswagon (2018) is 415 mm (16.34 inch) longer, 6 mm (0.24 inch) wider and has 86 liters (3.04 ft3) bigger cargo space than Kia Soul (2016).
Kia Soul (2016) is 166 mm (6.54 inch) higher and 338 kg (745 lbs) lighter than Kia Optima Sportswagon (2018).
