Kia Optima Sportswagon (2017) is 53 mm (2.09 inch) higher and 505 kg (1,113 lbs) lighter than Mercedes CL-Class (2014).
Mercedes CL-Class (2014) is 240 mm (9.45 inch) longer, 12 mm (0.47 inch) wider and has 50 liters (1.77 ft3) bigger cargo space than Kia Optima Sportswagon (2017).