In our 23-criterion evaluation of email marketing service providers, we identified the 13 most significant ones — Acoustic, Adobe, Bluecore, Braze, Cheetah Digital, Cordial, dotdigital, Epsilon, Exponea, Iterable, 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.