Kia Optima Sportswagon (2015) is 415 mm (16.34 inch) longer, 6 mm (0.24 inch) wider and has 199 liters (7.03 ft3) bigger cargo space than Kia Soul (2016).
Kia Soul (2016) is 166 mm (6.54 inch) higher and 62 kg (137 lbs) lighter than Kia Optima Sportswagon (2015).
