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All Latest 650 A/B Tests

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Test #671 on Obsbygg.no by Joachim FurusethJoachim Furuseth Sep 28, 2026 Desktop Product X.X% Sales

Joachim Tested Pattern #93: Auto Next On Obsbygg.no

Pattern #93: Auto Next - Variant A
Pattern #93: Auto Next - Variant B

In this experiment, when users added something to cart, they would be automatically sent to checkout (one step forward), instead of staying on the product page. Impact on checkout visits and sales was measured. The test was triggered to PDP page visits.

This was a sibling experiment on another domain.

Total Sample: 251,205 • Statistical Power at 10% MDE: 99.8%

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Test #667 on Obsbygg.no by Joachim FurusethJoachim Furuseth Aug 15, 2026 Mobile Product X.X% Sales

Joachim Tested Pattern #93: Auto Next On Obsbygg.no

Pattern #93: Auto Next - Variant A
Pattern #93: Auto Next - Variant B

In this experiment, when users added something to cart, they would be automatically sent to checkout (one step forward), instead of staying on the product page. Impact on checkout visits and sales was measured. The test was triggered to PDP page visits.

This was a sibling experiment on another domain.

Total Sample: 921,493 • Statistical Power at 10% MDE: 99.9%

Test #660 on Obs.no by Joachim FurusethJoachim Furuseth Jul 07, 2026 Desktop Product X.X% Sales

Joachim Tested Pattern #93: Auto Next On Obs.no

Pattern #93: Auto Next - Variant A
Pattern #93: Auto Next - Variant B

In this experiment, when users added something to cart, they would be automatically sent to checkout (one step forward), instead of staying on the product page. Impact on checkout visits and sales was measured. The test was triggered to PDP page visits.

Total Sample: 93,949 • Statistical Power at 10% MDE: 92.8%

Test #659 on Obs.no by Joachim FurusethJoachim Furuseth Jul 06, 2026 Mobile Product X.X% Sales

Joachim Tested Pattern #93: Auto Next On Obs.no

Pattern #93: Auto Next - Variant A
Pattern #93: Auto Next - Variant B

In this experiment, when users added something to cart, they would be automatically sent to checkout (one step forward), instead of staying on the product page. Impact on checkout visits and sales was measured. The test was triggered to PDP page visits.

Total Sample: 554,138 • Statistical Power at 10% MDE: 99.9%

Test #657 on Obsbygg.no by Joachim FurusethJoachim Furuseth Jun 28, 2026 Desktop Mobile Product X.X% Sales

Joachim Tested Pattern #41: Sticky Call To Action On Obsbygg.no

Pattern #41: Sticky Call To Action - Variant A
Pattern #41: Sticky Call To Action - Variant B

In this experiment (sibling of 656), a sticky add-to-cart button was added to the floating page navigation after users scrolled past the midpoint of a long product page, at the same moment the navigation also became a floating element. After users clicked the button, it changed into a confirmation link labeled “Item added to cart,” with a link to checkout.

Total Sample: 1,238,014 • Statistical Power at 10% MDE: 99.9%

Test #656 on Obs.no by Joachim FurusethJoachim Furuseth Jun 27, 2026 Desktop Mobile Product X.X% Sales

Joachim Tested Pattern #41: Sticky Call To Action On Obs.no

Pattern #41: Sticky Call To Action - Variant A
Pattern #41: Sticky Call To Action - Variant B

In this experiment, a sticky add-to-cart button was added to the floating page navigation after users scrolled past the midpoint of a long product page, at the same moment the navigation also became a floating element. After users clicked the button, it changed into a confirmation link labeled “Item added to cart,” with a link to checkout.

Total Sample: 675,173 • Statistical Power at 10% MDE: 99.9%

Test #638 by Frazer MawsonFrazer Mawson Feb 28, 2026 Mobile Product X.X% Sales

Frazer Tested Pattern #41: Sticky Call To Action

Pattern #41: Sticky Call To Action - Variant A
Pattern #41: Sticky Call To Action - Variant B

A floating Add to Basket button was added to a product page. Impact on sales was measured.

Total Sample: 805,623 • Statistical Power at 10% MDE: 99.9%

Test #630 on Kay.com by Craig KistlerCraig Kistler Jan 27, 2026 Desktop Mobile Product X.X% Sales

Craig Tested Pattern #21: What It's Worth On Kay.com

Pattern #21: What It's Worth - Variant A
Pattern #21: What It's Worth - Variant B

In this experiment, a pricing table (an upsell of product protection plan coverages) was tested against a more explicit yes/no toggle for including the plan. Impact was measured on adds to cart, orders, and upsell rate, using an 80/20 traffic split.

Total Sample: 1,052,531 • Statistical Power at 10% MDE: 99.9%

Test #623 by Jakub LinowskiJakub Linowski Nov 29, 2025 Desktop Mobile Product X.X% Sales

Jakub Tested Pattern #139: Page Level Navigation

Pattern #139: Page Level Navigation - Variant A
Pattern #139: Page Level Navigation - Variant B

In this experiment, a single inline page navigation (going to external sub pages) was replaced with multiple and repeated inline page navigations (that linked within the same page). Impact on adds to cart an sales was measured.

Total Sample: 90,196 • Statistical Power at 10% MDE: 88.1%

Test #620 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Nov 24, 2025 Desktop Product X.X% Sales

Andrey Tested Pattern #42: Countdown Timer On Online.metro-cc.ru

Pattern #42: Countdown Timer - Variant A
Pattern #42: Countdown Timer - Variant B

In this experiment, 96 hours before the end of a promotion, a countdown timer was displayed on the desktop with a 80/20 split. Also excluded new users. Impact on sales was measured.

Total Sample: 170,153 • Statistical Power at 10% MDE: 99.9%

Test #616 on Finn.com by Maksim Meged Maksim Meged Oct 29, 2025 Mobile Product X.X% Sales

Maksim Tested Pattern #136: Earliest Availability On Finn.com

Pattern #136: Earliest Availability - Variant A
Pattern #136: Earliest Availability - Variant B

A number of copy tweaks were made in this experiment which was flipped around to match the earliest availability pattern (one of the more visible changes). Under this assumption, one of the more visible copy changes is the switch from using a blue "Most popular" tag towards a green "Available from [DATE]". The "available from" is also visible in the other version, except further down and with lower contrast. Impact on adds to cart and orders was measured.

Total Sample: 157,930 • Statistical Power at 10% MDE: 97.6%

Test #609 by Melina HessMelina Hess Aug 31, 2025 Mobile Product X.X% Sales

Melina Tested Pattern #46: Pay Later

Pattern #46: Pay Later - Variant A
Pattern #46: Pay Later - Variant B

In this experiment, a Klarna buy now pay later badge was added to the PDP. It was added above the paypal buy now pay later badge in the benefit section below the ATC button. Impact on adds to cart and sales was measured.

Total Sample: 364,582 • Statistical Power at 10% MDE: 99.9%

Test #606 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Aug 22, 2025 Mobile Product X.X% Sales

Andrey Tested Pattern #4: Testimonials On Online.metro-cc.ru

Pattern #4: Testimonials - Variant A
Pattern #4: Testimonials - Variant B

In this experiment, the presence of customer reviews were A/B tested on product pages of an online grocery store. Impact on adds to cart and sales was measured. (The expert was ran as a reverse/removal, but was inverted here to match the pattern).

Total Sample: 1,317,945 • Statistical Power at 10% MDE: 99.9%

Test #604 by Melina HessMelina Hess Jul 31, 2025 Mobile Product X.X% Sales

Melina Tested Pattern #46: Pay Later

Pattern #46: Pay Later - Variant A
Pattern #46: Pay Later - Variant B

In this experiment, a Paypal badge with "buy now pay later" copy (pay within 30 days) was added underneath the add-to-cart button on product pages. Impact on adds to cart and sales was measured.

Total Sample: 645,035 • Statistical Power at 10% MDE: 99.9%

Test #603 on Kay.com by Craig KistlerCraig Kistler Jul 30, 2025 Desktop Mobile Product X.X% Sales

Craig Tested Pattern #55: Conversational Filters On Kay.com

Pattern #55: Conversational Filters - Variant A
Pattern #55: Conversational Filters - Variant B

In this experiment, product pages (variant) asked users if they were interested to see holiday gifts with two buttons. Upon clicking "yes", the UI expanded to make another choice in order to see gifts for: Her, Him or Kids. Clicking any of these three would send users to dedicated listing pages with more product recommendations. Impact on sales was measured.

Total Sample: 3,080,311 • Statistical Power at 10% MDE: 99.9%

Test #601 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Jul 22, 2025 Desktop Product X.X% Sales

Andrey Tested Pattern #45: Benefit Bar On Online.metro-cc.ru

Pattern #45: Benefit Bar - Variant A
Pattern #45: Benefit Bar - Variant B

In this experiment, 4 selling points were added at the top of product details pages. Clicking on them would launch a modal with more details.

Total Sample: 481,189 • Statistical Power at 10% MDE: 94%

Test #597 by Frazer MawsonFrazer Mawson Jun 26, 2025 Mobile Product X.X% Sales

Frazer Tested Pattern #41: Sticky Call To Action

Pattern #41: Sticky Call To Action - Variant A
Pattern #41: Sticky Call To Action - Variant B

In this experiment, a fixed add-to-cart button along with the quantity selector was transformed into an always floating one. Impact on sales was measured. (Visitors are session based).

Total Sample: 247,046 • Statistical Power at 10% MDE: 99%

Test #594 on Obs.no by Joachim FurusethJoachim Furuseth May 28, 2025 Mobile Product X.X% Sales

Joachim Tested Pattern #141: Square or Rounded Buttons On Obs.no

Pattern #141: Square or Rounded Buttons - Variant A
Pattern #141: Square or Rounded Buttons - Variant B

In this experiment, add-to-cart buttons on product details pages were rounded to 20px (variation), whereas the control had square buttons. Impact on adds to cart and purchases were measured.

Total Sample: 1,262,310 • Statistical Power at 10% MDE: 99.9%

Test #593 on Obs.no by Joachim FurusethJoachim Furuseth May 27, 2025 Desktop Product X.X% Sales

Joachim Tested Pattern #141: Square or Rounded Buttons On Obs.no

Pattern #141: Square or Rounded Buttons - Variant A
Pattern #141: Square or Rounded Buttons - Variant B

In this experiment, add-to-cart buttons on product details pages were rounded to 20px (variation), whereas the control had square buttons. Impact on adds to cart and purchases were measured.

Total Sample: 694,658 • Statistical Power at 10% MDE: 99.9%

Test #591 on Obsbygg.no by Joachim FurusethJoachim Furuseth May 25, 2025 Desktop Product X.X% Sales

Joachim Tested Pattern #141: Square or Rounded Buttons On Obsbygg.no

Pattern #141: Square or Rounded Buttons - Variant A
Pattern #141: Square or Rounded Buttons - Variant B

In this experiment, add-to-cart buttons on product details pages were rounded to 20px (variation), whereas the control had square buttons. Impact on adds to cart and purchases were measured.

Total Sample: 925,560 • Statistical Power at 10% MDE: 99.9%