Jaguar XJ-Series (2014) is 275 mm (10.83 inch) longer than Kia Optima Sportswagon (2015).
Kia Optima Sportswagon (2015) is 138 mm (5.43 inch) wider, 10 mm (0.39 inch) higher, 334 kg (736 lbs) lighter and has 123 liters (4.34 ft3) bigger cargo space than Jaguar XJ-Series (2014).