Does Mailchimp Have A/B Testing? 2026 Feature Guide

Does Mailchimp Have A/B Testing? (2026 Update) The Short Answer: Yes Mailchimp offers A/B testing, but it’s primarily limited to subject lines and send times, allowing you to compare the performance of different subject lines or send times to determine which one resonates better with your audience. This means you can test variations of your email campaigns to optimize open rates and engagement, but the feature is not as comprehensive as some users might hope, lacking the ability to test other elements like email content or CTAs. ...

January 25, 2026 · 3 min · 439 words · ToolCompare Team