Chevrolet Impala Limited (2015) is 345 mm (13.58 inch) longer, 37 mm (1.46 inch) wider, 21 mm (0.83 inch) higher and has 2 liters (0.07 ft3) bigger cargo space than Hyundai i40 (2020).
Hyundai i40 (2020) is 221 kg (487 lbs) lighter than Chevrolet Impala Limited (2015).