Chevrolet Impala (2014) is 821 mm (32.32 inch) longer, 74 mm (2.91 inch) wider, 63 mm (2.48 inch) higher and has 192 liters (6.78 ft3) bigger cargo space than Mercedes A-Class (2016).
Mercedes A-Class (2016) is 329 kg (725 lbs) lighter than Chevrolet Impala (2014).