All Latest 631 A/B Tests

MOST RECENT TESTS

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

 - Variant A
 - 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 5% MDE: 96.8%

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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

 - Variant A
 - 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 5% MDE: 98.8%

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

 - Variant A
 - 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 5% MDE: 98.4%

Test #655 on by Jakub LinowskiJakub Linowski Jun 22, 2026 Desktop Mobile Product X.X% Sales

Jakub Tested Pattern #113: More Or Fewer Plans

 - Variant A
 - Variant B

In this experiment, an additional ongoing club was tested in a floating buy box on top of 4 other subscription durations. Impact on adds to cart and sales was measured.

Total Sample: 9,548 Statistical Power at 5% MDE: 9.1%

Test #654 on by Jakub LinowskiJakub Linowski Jun 18, 2026 Desktop Mobile Product X.X% Sales

Jakub Tested Pattern #11: Gradual Reassurance

 - Variant A
 - Variant B

In this experiment, product configuration options were moved from a floating buy box on the right, to wards the center of the product page - increasing their prominence. Impact on adds to cart and sales was measured.

Total Sample: 8,379 Statistical Power at 5% MDE: 15%

Test #651 on by Jakub LinowskiJakub Linowski May 25, 2026 Mobile Product X.X% Sales

Jakub Tested Pattern #37: List Or Grid View

 - Variant A
 - Variant B

In this experiment, a buy box layout without product choices, was laid out differently. In the control, it product options were shown as a vertical list, whereas in the variation they were turned into a 2x2 grid. Impact on adds to cart and sales were measured. (Mobile only)  

Total Sample: 12,579 Statistical Power at 5% MDE: 8.6%

Test #650 on by Jakub LinowskiJakub Linowski May 24, 2026 Desktop Product X.X% Sales

Jakub Tested Pattern #37: List Or Grid View

 - Variant A
 - Variant B

In this experiment, a buy box layout without product choices, was laid out differently. In the control, it product options were shown as a vertical list, whereas in the variation they were turned into a 2x2 grid. Impact on adds to cart and sales were measured.   

Total Sample: 7,800 Statistical Power at 5% MDE: 10.5%

Test #647 on by Jakub LinowskiJakub Linowski Apr 27, 2026 Mobile Product X.X% Sales

Jakub Tested Pattern #79: Product Highlights

 - Variant A
 - Variant B

In this experiment, a set of 5 alternative product recommendations were moved from the very bottom of the page (control) to the top (variation). These "You May Also Like " recommendations were moved just above the existing product descriptions. Impact on adds to cart and sales was measured.

Total Sample: 29,169 Statistical Power at 5% MDE: 11.2%

Test #646 on by Jakub LinowskiJakub Linowski Apr 25, 2026 Desktop Product X.X% Sales

Jakub Tested Pattern #79: Product Highlights

 - Variant A
 - Variant B

In this experiment, a set of 5 alternative product recommendations were moved from the very bottom of the page (control) to the top (variation). These "You May Also Like " recommendations were moved just above the existing product descriptions. Impact on adds to cart and sales was measured.

Total Sample: 22,445 Statistical Power at 5% MDE: 13.8%

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

Frazer Tested Pattern #41: Sticky Call To Action

 - Variant A
 - 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 5% MDE: 94.4%

Test #633 on Reverb.com by Nicholas EvansNicholas Evans Jan 31, 2026 Desktop Mobile Product X.X% Sales

Nicholas Tested Pattern #103: Money Back Guarantee On Reverb.com

 - Variant A
 - Variant B

In this experiment, different reassurance messages were shown at the bottom of the add-to-cart widget on a product page. The variation emphasized full refunds for faulty or misrepresented items.

Total Sample: 488,288 Statistical Power at 5% MDE: 28.7%

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

 - Variant A
 - 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 5% MDE: 93.7%

Test #627 on by Jakub LinowskiJakub Linowski Dec 29, 2025 Product X.X% Sales

Jakub Tested Pattern #26: Cart Reminder And Recently Viewed

 - Variant A
 - Variant B

In this tightly triggered experiment, users who (1) did not complete a purchase and (2) visited a different product page saw a button in the top-right corner labeled “Don’t Forget Your Club.” Clicking this button resumed the checkout process at the point where they left off, without requiring the same information to be re-entered.

Total Sample: 2,131 Statistical Power at 5% MDE: 14.3%

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

Jakub Tested Pattern #139: Page Level Navigation

 - Variant A
 - 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 5% MDE: 35.5%

Test #621 on Kay.com by Craig KistlerCraig Kistler Nov 26, 2025 Desktop Mobile Product X.X% Sales

Craig Tested Pattern #36: Fewer Or More Results On Kay.com

 - Variant A
 - Variant B

In this experiment, a horizontally scrolling set of products was replaced with an expanded and more visible grid of suggested products - enabling more discovery. 

Total Sample: 428,454 Statistical Power at 5% MDE: 8.6%

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

 - Variant A
 - 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 5% MDE: 71.2%

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

 - Variant A
 - 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 5% MDE: 51.1%

Test #610 on by Jakub LinowskiJakub Linowski Sep 04, 2025 Desktop Product X.X% Sales

Jakub Tested Pattern #111: Field Explanations

 - Variant A
 - Variant B

In this product detail page experiment, the variation showed a tooltip icon. Upon hovering on the icon it expanded additional information explaining the difference between pay in full and pay per shipment. Impact on sales was measured. 

Total Sample: 26,534 Statistical Power at 5% MDE: 15.7%

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

Melina Tested Pattern #46: Pay Later

 - Variant A
 - 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 5% MDE: 86.2%

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

 - Variant A
 - 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 5% MDE: 79.3%