| Subtotal | £0.00 |
|---|---|
| Total | £0.00 GBP |
Please note: Results may vary and are not guaranteed.
Due to the digital nature of this product, we do not offer refunds.



The feature almost every e-commerce site builds – and almost nobody tests properly
You added a product comparison tool because it felt obvious. Customers compare things before they buy, so surely giving them a table to do it on helps.
Here’s the uncomfortable part: the research says that’s often wrong. A badly built comparison tool doesn’t sit there quietly being useful. It adds friction at the exact moment a customer is closest to buying – and on some sites, it’s actively pushing the conversion rate down.
This pack pulls together the psychology research, UX studies, device-level data and real case studies that explain when comparison tools help, when they quietly sabotage your conversion rate, and how to tell the difference on your own site before you spend another hour building or “improving” one.

This isn’t theory. Every recommendation is backed by academic research, field studies, and real-world case studies. You’ll get the full academic citations, the industry benchmarks, and the practical frameworks you need to implement this tomorrow.
Copyright © 2026