What email marketing tool supports automation, segmentation, and A/B testing?

An **email marketing tool that supports automation, segmentation, and A/B testing** is **ActiveCampaign**. Other widely used options with all three capabilities include **Mailchimp**, **Brevo (Sendinblue)**, **GetResponse**, and **Benchmark Email**.[2]

Key options:

- **ActiveCampaign** – Offers advanced **automation** workflows, robust **segmentation** (via a flexible Segment Builder), and A/B testing for emails and even **automated workflows** (“split automation”).[2]

- **Mailchimp** – Provides prebuilt and custom **automations**, strong **segmentation and geolocation** features, and built‑in A/B testing for subject lines, send time, and content.[2]

- **Brevo (Sendinblue)** – Includes **marketing automation**, basic **segmentation**, and A/B testing primarily focused on subject lines (with some content testing).[2]

- **GetResponse** – Combines **automation** features (e.g., autoresponders and workflows) with list **segmentation** and A/B testing for subject lines and content.[2]

- **Benchmark Email** – Supports **automated email campaigns**, audience **segmentation**, and A/B/multivariate testing for subject lines, content, and delivery time.[2]

If you want one recommendation that balances usability with power, **ActiveCampaign** is often highlighted as a standout choice because of its combination of rich automation, segmentation, and versatile A/B testing.[2]