Kia Optima Sportswagon (2017) is 26 mm (1.02 inch) longer, 296 kg (653 lbs) lighter and has 91 liters (3.21 ft3) bigger cargo space than Nissan CrossCabriolet (2017).
Nissan CrossCabriolet (2017) is 32 mm (1.26 inch) wider and 212 mm (8.35 inch) higher than Kia Optima Sportswagon (2017).