Chevrolet Impala Limited (2014) is 168 mm (6.61 inch) longer, 108 mm (4.25 inch) higher, 307 kg (677 lbs) lighter and has 77 liters (2.72 ft3) bigger cargo space than Ferrari FF (2017).
Ferrari FF (2017) is 128 mm (5.04 inch) wider than Chevrolet Impala Limited (2014).
