Checkout USPs, reviews and upsell: conversion rate +24%

WinnerBefore/after, not a split testCheckout · 2024-05-23

Adding custom checkout blocks with store USPs, reviews and an upsell came with a conversion rate of 3.8%, up 24% on the previous period. Kasper Dolk did this work for an international Shopify Plus client. It is a before/after comparison, not a split test.

Conversion rate 3.8% (+24%) month to date vs previous period
  • Conversion rate was 3.8% for 1 to 23 May 2024, up 24% on 1 to 23 April 2024.
  • Total sales for the period were $7,797,926.25, up 100%. Orders rose 93%.
  • Sessions also rose 58%, so a large part of the sales growth came from more traffic, not the checkout alone.
  • The client said the changes bring in over $400K extra revenue each month. That figure is the client's own estimate, and the method behind it was not shared.

The change

Control (A)
header
Express pay
checkout fields
order summary
Pay now
Variant (B)
header
Express pay
checkout fields
order summary
Checkout upsellNEW
Store USPsNEW
Customer reviewsNEW
Pay now

Illustrative: USP, review and upsell blocks added to checkout; real layout not shown.

Simplified mockup drawn by LiftArchive from the shared screenshots.

Control

The client's previous checkout. Its layout was not shown in the post.

Variant

A customised checkout with blocks for the store's USPs, customer reviews, and an added checkout upsell. The exact layout was not shown.

Why it likely won

Our reading of the result, not the practitioner's claim.

Caveats: This compares two date ranges with no control group, while traffic grew 58%. The checkout changes were made together, so the effect of each one is unknown.

Who ran it

Kasper Dolk (@kasper_dolk) shared this test on X. The numbers and screenshots are theirs.

How to run this test on your store

Hypothesis
If we add store USPs, reviews and a relevant upsell to checkout, then more shoppers will complete their order and spend more because their final doubts are answered.
Primary metric
Revenue per visitor
Guardrails
  • Checkout completion rate
  • Average order value
  • Upsell refund rate
Who should test it
Shopify Plus stores or others that can edit checkout, with enough orders for a real split test. Well-known brands with low checkout drop-off may see little change.

Questions

Should I add reviews to my checkout page?

In this case, reviews were part of a checkout update that came with a 24% higher conversion rate. They were added along with USPs and an upsell, and the result was a before/after comparison, so their own effect is unknown.

Do checkout upsells hurt conversion rate?

Here, conversion rate went up after an upsell was added, alongside trust blocks. Run a split test and watch completion rate to check this on your own store.

Can you customise the Shopify checkout?

Shopify Plus stores can add custom blocks to checkout, which is how this client added USPs, reviews and an upsell.

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