BMW X3 (2019) is 37 mm (1.46 inch) wider and 197 mm (7.76 inch) higher than Kia Optima Sportswagon (2015).
Kia Optima Sportswagon (2015) is 129 mm (5.08 inch) longer, 512 kg (1,129 lbs) lighter and has 3 liters (0.11 ft3) bigger cargo space than BMW X3 (2019).
