Chevrolet Impala (2015) is 784 mm (30.87 inch) longer, 65 mm (2.56 inch) wider, 7 mm (0.28 inch) higher and has 125 liters (4.41 ft3) bigger cargo space than Citroen C4 (2014).
Citroen C4 (2014) is 444 kg (979 lbs) lighter than Chevrolet Impala (2015).
