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CRO Glossary

Above-the-Fold vs Below-the-Fold Testing Cadence

The practice of sequencing which page zones get tested first, based on visibility and expected impact.

Testing cadence refers to the order and pace at which a team runs experiments across different parts of a page or funnel. Because attention and traffic drop off sharply as users scroll, many teams deliberately front-load their test roadmap with above-the-fold elements — headlines, hero CTAs, primary value props — before moving to lower-impact, lower-visibility areas further down the page.

This isn't just a scheduling preference; it's a resourcing decision. Every test consumes traffic, time, and analyst attention, and elements seen by 100% of visitors have a structurally higher ceiling for impact than elements seen by 20% of visitors who scroll that far. A well-run program treats cadence as a prioritization framework, not just a queue.

For example, an e-commerce team might run three consecutive above-the-fold tests (hero image, headline, CTA copy) in a quarter before touching the below-the-fold trust badges or FAQ accordion, because early results suggested the fold area was driving most of the funnel drop-off.

The risk of ignoring cadence is diluting a limited testing budget across low-leverage areas, or running a below-the-fold test that never reaches significance because too few users scroll far enough to be exposed to the variant at all.

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