The Polestar 4 has become the third car in the Swedish performance electric brand’s current lineup to achieve a five-star Euro NCAP rating. Euro NCAP’s series of vehicle tests covers Adult Occupant, Child Occupant, Vulnerable Road Users and Safety Assist, and like the Polestar 2 and Polestar 3 that came before it, Polestar 4 has achieved five stars for all categories and an 86% overall score.