Chevrolet Impala (2015) is 203 mm (7.99 inch) longer, 25 mm (0.98 inch) higher and has 71 liters (2.51 ft3) bigger cargo space than Hyundai Azera (2020).
Hyundai Azera (2020) is 5 mm (0.20 inch) wider and 53 kg (117 lbs) lighter than Chevrolet Impala (2015).