Chevrolet Impala (2019) is 528 mm (20.79 inch) longer, 145 mm (5.71 inch) higher, 621 kg (1,369 lbs) lighter and has 390 liters (13.77 ft3) bigger cargo space than Polestar 1 (2020).
Polestar 1 (2020) is 104 mm (4.09 inch) wider than Chevrolet Impala (2019).