Customer video reviews on product page: +5.80% conversion
Test run byDave DiederenSyntra Labs
Commentary byLiftArchiveOur analysis, not theirsAdding customer video reviews to the product page lifted conversion rate by 5.80% and revenue per visitor by 6.26% in Dave Diederen's test. Profit per visitor rose 6.79%. Average order value did not change.
- Conversion rate: +5.80% (3.27% to 3.46%), with a 90.6% probability of beating control. Likely positive, but below the usual 95% bar.
- Revenue per visitor: +6.26% ($3.69 to $3.92).
- Profit per visitor: +6.79% ($3.02 to $3.22). This was the main metric.
- Average order value: no change ($113.05 vs $113.53). The gain came from more orders.
- All ranges crossed zero (profit per visitor -6% to +20%), so the size of the lift is uncertain.
The change
The variant adds customer video reviews; placement near the buy box is our assumption.
Simplified mockup drawn by LiftArchive from the shared screenshots.
Control
The product page with written reviews only.
Variant
The same page with customer video reviews added. The post does not show the videos or where they sat, but Dave Diederen recommends putting them near the buy box and around key objections.
Why it likely won
Our reading of the result, not the practitioner's claim.
- a short customer video can show the problem, the product in use and the result faster than written text.
- real customers talking naturally feel more believable than polished brand content.
- Dave Diederen's view is that videos work when each one opens with the customer's problem and handles a key objection, not when random UGC is dropped in.
Caveats: Sample size and test length were not shared, and the result reached only 90.6% probability on conversion. The specific videos and placement were not shown.
Who ran it
Dave Diederen (@DaveDiederen) shared this test on X. The numbers and screenshots are theirs.
View the original post on X
How to run this test on your store
- Hypothesis
- If we add short customer video reviews near the buy box, then more visitors will buy because the videos show the problem, the product in use and the outcome in a believable way.
- Primary metric
- Revenue per visitor
- Guardrails
- Average order value
- Page load speed
- Profit per visitor
- Who should test it
- Stores with products that are easy to show in use and customers willing to film honest reviews. If you only have generic or scripted clips, expect less.
Questions
Do video reviews convert better than written reviews?
In this test, adding customer videos lifted conversion by 5.80% and revenue per visitor by 6.26%, at a 90.6% probability of beating control.
Where should video reviews go on a product page?
Dave Diederen recommends near the buy box and around key objections, not in a carousel nobody opens. The exact placement in this test was not shown.
What makes a good customer video review?
They suggest it opens with the customer's problem, shows the product in real use, handles one objection and sounds unscripted.
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