Chevrolet Impala Limited (2014) is 74 mm (2.91 inch) higher, 607 kg (1,338 lbs) lighter and has 37 liters (1.31 ft3) bigger cargo space than Mercedes CL-Class (2018).
Mercedes CL-Class (2018) is 5 mm (0.20 inch) longer and 20 mm (0.79 inch) wider than Chevrolet Impala Limited (2014).