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Bundle Options on the Product Page: A/B Test Example

Two- and three-item bundles may encourage larger orders.

  • Product page
  • Revenue per visitor (RPV)

Control vs Variant

Absent on one side, present on the other.

Changed
Presence
Page
Product page
Difference
added

Hypothesis

They may raise basket value while discouraging shoppers who want only one item. Keep the single-item option, predefine bundle quantities and prices, and assess total revenue.

How to run this test

Primary metric

Revenue per visitor (RPV)

Compare total revenue per assigned visitor across the package presentations.

Other metrics

  • Average order value (AOV)Check whether package selection changes order value.
  • Purchase conversion rate (CR)Check whether steering visitors toward a package affects purchase rate.
  • Package selection mixReview which package visitors choose.
  • Return rateTrack returned units and orders over the same follow-up period.

What to check before and during the test

  • OptionsAdd the predefined two-item and three-item packages.
  • TermsKeep the single-item price fixed and define each package's quantity and price in advance.
  • PlacementUse one fixed selection area near the purchase flow.
  • DeviceCheck usability on mobile and desktop.
  • SetKeep the number of package options unchanged during the comparison.

Setup mistakes to avoid

  1. 1Keep packages from overshadowing the single-item option.
  2. 2Make price and quantity comparisons clear and consistent.
  3. 3Do not change package options and CTA design together.
  4. 4Keep package buttons from overlapping on mobile.
  5. 5Keep the option set small and fixed to the predefined two-item and three-item packages.