Fool.com contributor and finance professor Parkev Tatevosian compares Rivian (RIVN 1.63%), Nio (NIO 0.43%), Li Auto (LI -0.92%), and Xpeng (XPEV 2.61%) to determine which is the best EV stock to buy.

*Stock prices used were the afternoon prices of Aug. 12, 2023. The video was published on Aug. 14, 2023.