Kia Optima Sportswagon (2015) is 489 mm (19.25 inch) longer, 95 mm (3.74 inch) wider and has 123 liters (4.34 ft3) bigger cargo space than Toyota Matrix (2016).
Toyota Matrix (2016) is 79 mm (3.11 inch) higher and 260 kg (573 lbs) lighter than Kia Optima Sportswagon (2015).