Chevrolet Impala Limited (2016) is 235 mm (9.25 inch) longer and 21 mm (0.83 inch) higher than Kia Optima Sportswagon (2015).
Kia Optima Sportswagon (2015) is 8 mm (0.31 inch) wider, 63 kg (139 lbs) lighter and has 26 liters (0.92 ft3) bigger cargo space than Chevrolet Impala Limited (2016).
