Kia Optima Sportswagon (2015) is 212 mm (8.35 inch) longer, 235 kg (518 lbs) lighter and has 58 liters (2.05 ft3) bigger cargo space than Volvo XC60 (2017).
Volvo XC60 (2017) is 30 mm (1.18 inch) wider and 242 mm (9.53 inch) higher than Kia Optima Sportswagon (2015).