Fool.com contributor and finance professor Parkev Tatevosian compares Rivian (RIVN 0.88%), Nio (NIO 10.02%), Li Auto (LI 2.71%), and Xpeng (XPEV 5.46%) 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.