Ali Demirbaş - Lab

Cart & Checkout

Testing Payment Method Icons Before Checkout

Showing accepted payment methods before checkout may answer a shopper's question earlier and encourage them to continue.

  • Checkout
  • Order completion rate

Control vs Variant

Absent on one side, present on the other.

Changed
Presence
Page
Checkout
Difference
added

Hypothesis

Check that the extra icons do not clutter the cart.

How to run this test

Primary metric

Order completion rate

Compare orders among assigned visitors who see accepted payment-method icons in the cart.

Other metrics

  • Checkout start rateMeasure cart visitors who proceed to checkout.
  • Payment-step abandonment rateTrack checkout starters who leave during the payment step.
  • Page load timeCheck whether the extra icons affect cart load time.
  • Payment-method support contactsTrack questions about accepted cards and payment methods.

What to check before and during the test

  • ChangeAdd icons for accepted payment methods to the cart before the checkout CTA; keep the existing display on the payment page.
  • Keep constantKeep payment methods, CTA and checkout flow unchanged. Set the icon set and placement before launch.
  • BehaviorTrack checkout starts and completed orders together.
  • MeasurementKeep the cart uncluttered and the main CTA visible.
  • Separate testsTest icon count, size or placement separately.

Setup mistakes to avoid

  1. 1Show icons only for payment methods the business actually accepts.
  2. 2Do not change icon placement and count together.
  3. 3Do not let the icon strip outrank product information or the CTA.
  4. 4Follow payment-provider brand requirements for logo size and format.
  5. 5Do not shrink mobile icons until they become unreadable decoration.