Fool.com contributor and finance professor Parkev Tatevosian compares Rivian (RIVN 0.38%), Nio (NIO -6.73%), Li Auto (LI -3.65%), and Xpeng (XPEV -6.93%) 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.