There are a few differentiating factors. EverID uses biometry as its digital identifiers, or the specific unique physical or behavioral characteristics of individuals, to identify users while Sovryn relies on users DIDs—one for every relationship they have where they imagine that there could be trillions of DIDs in a global decentralized identity system.

EverID is made up of an experienced team with multiple successful IPOs, acquisitions, and startup blockchain projects behind them you can find more details about the team here https://everid.net/#team - well for Sovrin i didn't get the experience of the team explained to give me confidence they have a competitive advantage on this niche (even on their LinkedIn profiles) https://sovrin.org/people/