Kia Optima Sportswagon (2015) is 690 mm (27.17 inch) longer, 96 mm (3.78 inch) wider, 100 kg (220 lbs) lighter and has 177 liters (6.25 ft3) bigger cargo space than Lada XRAY (2014).
Lada XRAY (2014) is 100 mm (3.94 inch) higher than Kia Optima Sportswagon (2015).