In our 24-criterion evaluation of email marketing service providers, we identified the 13 most significant ones — Acoustic, Adobe, Braze, Cheetah Digital, Cordial, Emarsys, Epsilon, Iterable, MessageGears, Netcore Cloud, Oracle, Salesforce, and Zeta Global — and researched, analyzed, and scored them. This report shows how each provider measures up and helps B2C marketers select the right one for their needs.