Chevrolet Impala (2018) is 567 mm (22.32 inch) longer, 308 mm (12.13 inch) higher and has 338 liters (11.94 ft3) bigger cargo space than McLaren 675LT Coupe (2016).
McLaren 675LT Coupe (2016) is 241 mm (9.49 inch) wider and 366 kg (807 lbs) lighter than Chevrolet Impala (2018).