BMW 3 Series Gran Turismo (2021) is 241 mm (9.49 inch) longer, 158 mm (6.22 inch) higher, 765 kg (1,687 lbs) lighter and has 378 liters (13.35 ft3) bigger cargo space than Polestar 1 (2020).
Polestar 1 (2020) is 129 mm (5.08 inch) wider than BMW 3 Series Gran Turismo (2021).