Chevrolet Impala Limited (2016) is 235 mm (9.25 inch) longer, 26 mm (1.02 inch) higher and has 17 liters (0.60 ft3) bigger cargo space than Kia Optima (2015).
Kia Optima (2015) is 8 mm (0.31 inch) wider and 68 kg (150 lbs) lighter than Chevrolet Impala Limited (2016).
