Jaguar XJ-Series (2019) is 400 mm (15.75 inch) longer and 40 mm (1.57 inch) wider than Kia Optima Sportswagon (2015).
Kia Optima Sportswagon (2015) is 10 mm (0.39 inch) higher, 225 kg (496 lbs) lighter and has 123 liters (4.34 ft3) bigger cargo space than Jaguar XJ-Series (2019).