Chevrolet Impala (2015) is 831 mm (32.72 inch) longer, 38 mm (1.50 inch) wider, 37 mm (1.46 inch) higher and has 153 liters (5.40 ft3) bigger cargo space than Seat Leon (2016).
Seat Leon (2016) is 511 kg (1,127 lbs) lighter than Chevrolet Impala (2015).
