Chevrolet Impala (2017) is 747 mm (29.41 inch) longer, 89 mm (3.50 inch) wider and has 103 liters (3.64 ft3) bigger cargo space than Toyota Matrix (2018).
Toyota Matrix (2018) is 53 mm (2.09 inch) higher and 434 kg (957 lbs) lighter than Chevrolet Impala (2017).