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How to A/B test marketing emails in HubSpot

Improve your email campaigns with HubSpot’s A/B testing to find what resonates best with your audience.

A/B testing (also known as split testing) is a powerful way to optimise your marketing emails by comparing two versions to see which one performs better. HubSpot makes A/B testing easy by allowing you to test different elements and automatically sending the best-performing version to your audience.

What You Can A/B Test in HubSpot

Subject Line – Test different wording, emojis, or personalisation to increase open rates.

Sender Name – See if emails perform better when sent from a person vs. your company name.

Email Content – Try different messaging, formatting, or layouts.

Call-to-Action (CTA) – Compare different buttons or links to drive more conversions.

💡 Pro Tips for A/B Testing

  • Test One Element at a Time – Changing multiple things makes it harder to know what influenced the results.
  • Use a Large Enough Sample Size – The more contacts you test, the more reliable your results will be.
  • Monitor & Iterate – Use insights from each test to improve future emails.

By leveraging A/B testing in HubSpot, you can refine your email marketing strategy, improve engagement, and drive better results. 🚀