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Test #676 on Kensingtontours.com by Dave VolmanDave Volman Oct 28, 2026 Mobile Listing X.X% Leads

Dave Tested Pattern #36: Fewer Or More Results On Kensingtontours.com

Pattern #36: Fewer Or More Results - Variant A
Pattern #36: Fewer Or More Results - Variant B

In this experiment, the number of displayed tile results were modified (fewer vs more listing tiles shown per page). Impact on lead starts and lead completions were measured (Mobilesegment).

Total Sample: 150,090 • Statistical Power at 15% MDE: 99.1%

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Test #675 on Kensingtontours.com by Dave VolmanDave Volman Oct 27, 2026 Desktop Listing X.X% Leads

Dave Tested Pattern #36: Fewer Or More Results On Kensingtontours.com

Pattern #36: Fewer Or More Results - Variant A
Pattern #36: Fewer Or More Results - Variant B

In this experiment, the number of displayed tile results were modified (fewer vs more listing tiles shown per page). Impact on lead starts and lead completions were measured (Desktop segment).

Total Sample: 143,952 • Statistical Power at 15% MDE: 97.5%
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Test #674 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Oct 25, 2026 Desktop Listing X.X% Sales

Andrey Tested Pattern #107: Contrast Links & Buttons On Online.metro-cc.ru

Pattern #107: Contrast Links & Buttons - Variant A
Pattern #107: Contrast Links & Buttons - Variant B

In this experiment, the favorite icons (hearts) were: 1) highlighted more prominently using a darker border color, and 2) when users hovered over them with a mouse, the heart icon filled with a red color. Impact on favorite clicks, adds to cart and sales was measured.

Total Sample: 3,864,340 • Statistical Power at 15% MDE: 99.9%

Test #666 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Aug 14, 2026 Desktop Listing X.X% Sales

Andrey Tested Pattern #34: Open In A New Tab On Online.metro-cc.ru

Pattern #34: Open In A New Tab - Variant A
Pattern #34: Open In A New Tab - Variant B

This experiment ran on search results page of an ecommerce grocery store.

50% of users saw product cards that upon clicking would open in the same window (Control).

The other 50% saw product cards that upon clicking would open in a new tab/window (Treatment).

Impact on adds to cart and orders was measured.

We should also add that this experiment was run as part of the Trustworthy Replication Project and only "adds-to-cart" were pre-registered as the primary metric - https://osf.io/yu4gm/overview

Total Sample: 655,042 • Statistical Power at 15% MDE: 99.9%

Test #658 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Jun 30, 2026 Desktop Listing X.X% Sales

Andrey Tested Pattern #92: Already Viewed Label On Online.metro-cc.ru

Pattern #92: Already Viewed Label - Variant A
Pattern #92: Already Viewed Label - Variant B

In this experiment, users who viewed a product and then visited a listing or search results page, saw "Recently Viewed" badges on top of the corresponding product tiles. Impact on adds to cart and sales was measured.

Total Sample: 980,372 • Statistical Power at 15% MDE: 99.9%

Test #644 on Obsbygg.no by Joachim FurusethJoachim Furuseth Apr 16, 2026 Desktop Listing X.X% Progression

Joachim Tested Pattern #34: Open In A New Tab On Obsbygg.no

Pattern #34: Open In A New Tab - Variant A
Pattern #34: Open In A New Tab - Variant B

This experiment ran on desktop only, on all our regular product listing and search result page. In the control, clicking on products would open them up in the same page, whereas in the variation, the links opened in a new tab. Impact on adds-to-cart were measured.

Total Sample: 282,651 • Statistical Power at 15% MDE: 99.9%

Test #645 on Obs.no by Joachim FurusethJoachim Furuseth Apr 16, 2026 Desktop Listing X.X% Progression

Joachim Tested Pattern #34: Open In A New Tab On Obs.no

Pattern #34: Open In A New Tab - Variant A
Pattern #34: Open In A New Tab - Variant B

This experiment ran on desktop only, on all our regular product listing and search result page. In the control, clicking on products would open them up in the same page, whereas in the variation, the links opened in a new tab. Impact on adds-to-cart were measured.

Total Sample: 105,004 • Statistical Power at 15% MDE: 99.9%

Test #625 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Dec 23, 2025 Desktop Mobile Listing X.X% Sales

Andrey Tested Pattern #90: Out Of Stock Or In Stock Products On Online.metro-cc.ru

Pattern #90: Out Of Stock Or In Stock Products - Variant A
Pattern #90: Out Of Stock Or In Stock Products - Variant B

In this experiment, search results and listing pages received two additional filters to remove out-of-stock and in-store-only items. This reduced the number of results shown by default. The impact on add-to-cart actions, checkout flows, and completed sales was measured.

Total Sample: 220,773 • Statistical Power at 15% MDE: 99.9%

Test #584 on Snocks.com by Melina HessMelina Hess Mar 31, 2025 Mobile Listing X.X% Sales

Melina Tested Pattern #6: Customer Star Ratings On Snocks.com

Pattern #6: Customer Star Ratings - Variant A
Pattern #6: Customer Star Ratings - Variant B

This experiment tested the presence of customer review (in the variation). As a result of adding customer reviews, the product page density decreased (requiring a bit more scrolling from longer product tiles). Impact on conversion was measured. 

Also the test originally ran as a "removal of customer reviews" test. However it was flipped here to align with the pattern.

Total Sample: 379,243 • Statistical Power at 15% MDE: 99.9%

Test #582 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Mar 22, 2025 Desktop Mobile Listing X.X% Sales

Andrey Tested Pattern #77: Filled Or Ghost Buttons On Online.metro-cc.ru

Pattern #77: Filled Or Ghost Buttons - Variant A
Pattern #77: Filled Or Ghost Buttons - Variant B

In this experiment, the plus and minus quantity icons near the add to cart button were tested with different contrasts. The control had a higher contrast from a solid background color, and the variant was lower contrast. Impact on add to cart and sales was measured. (A/B test was inverted to B/A in order to fit the pattern).

Total Sample: 1,242,470 • Statistical Power at 15% MDE: 99.9%

Test #559 on Tourradar.com by Clemens GraveClemens Grave Oct 18, 2024 Desktop Listing X.X% Progression

Clemens Tested Pattern #137: Visible Filters On Tourradar.com

Pattern #137: Visible Filters - Variant A
Pattern #137: Visible Filters - Variant B

In this experiment, left column filters (control) were tested against top-aligned and sticky filters (variation). The hypothesis was to increase their visibility. Impact on their use and progression to next step (product/tour detail page) were measured.

Total Sample: 36,470 • Statistical Power at 15% MDE: 99.9%

Test #550 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Aug 14, 2024 Mobile Listing X.X% Sales

Andrey Tested Pattern #137: Visible Filters On Online.metro-cc.ru

Pattern #137: Visible Filters - Variant A
Pattern #137: Visible Filters - Variant B

Instead of only displaying sort and filters at the top of a listing page, the variation always had them visible with a sticky/floating interaction. Impact on sales was measured.

Total Sample: 312,289 • Statistical Power at 15% MDE: 99.6%

Test #549 on Kay.com by Craig KistlerCraig Kistler Aug 13, 2024 Desktop Listing X.X% Sales

Craig Tested Pattern #138: Visible Payment Options On Kay.com

Pattern #138: Visible Payment Options - Variant A
Pattern #138: Visible Payment Options - Variant B

In this experiment, an inline panel was shown as a product tile. The panel informed customers about a variety of payment options (with detailed information being further presented after a button click). Impact on sales was measured.

Total Sample: 342,123 • Statistical Power at 15% MDE: 94.4%

Test #541 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Jul 10, 2024 Desktop Listing X.X% Sales

Andrey Tested Pattern #137: Visible Filters On Online.metro-cc.ru

Pattern #137: Visible Filters - Variant A
Pattern #137: Visible Filters - Variant B

In this experiment, some side column filters were made more visible by being automatically expanded. These included: brand, price and country of manufacturing.

Total Sample: 346,378 • Statistical Power at 15% MDE: 99.9%

Test #535 on 686.com by Adan ArchilaAdan Archila May 31, 2024 Desktop Listing X.X% Sales

Adan Tested Pattern #120: Supporting Theme Images On 686.com

Pattern #120: Supporting Theme Images - Variant A
Pattern #120: Supporting Theme Images - Variant B

In this experiment, a static category theme image at the top of a listing page was tested against the same page but without the extra image. Impact on sales was measured.

Total Sample: 79,626 • Statistical Power at 15% MDE: 94.6%

Test #528 on 686.com by Adan ArchilaAdan Archila Apr 26, 2024 Mobile Listing X.X% Sales

Adan Tested Pattern #120: Supporting Theme Images On 686.com

Pattern #120: Supporting Theme Images - Variant A
Pattern #120: Supporting Theme Images - Variant B

In this experiment, the effect of having additional static category themed images was tested on category listing pages. Impact on sales was measured.

Total Sample: 216,092 • Statistical Power at 15% MDE: 99.6%

Test #522 on 686.com by Adan ArchilaAdan Archila Mar 18, 2024 Desktop Listing X.X% Sales

Adan Tested Pattern #37: List Or Grid View On 686.com

Pattern #37: List Or Grid View - Variant A
Pattern #37: List Or Grid View - Variant B

In this desktop experiment, 4 product tiles per page (control) were tested against 6. Impact on sales was measured.

Total Sample: 79,626 • Statistical Power at 15% MDE: 93.5%

Test #516 on 686.com by Adan ArchilaAdan Archila Feb 05, 2024 Mobile Listing X.X% Sales

Adan Tested Pattern #37: List Or Grid View On 686.com

Pattern #37: List Or Grid View - Variant A
Pattern #37: List Or Grid View - Variant B

In this experiment, a one large product photo (control) was tested against a two-column layout with two smaller images (variation). Impact on sales was measured.

Total Sample: 216,092 • Statistical Power at 15% MDE: 99.6%

Test #514 on Backstage.com by Stanley ZuoStanley Zuo Jan 24, 2024 Desktop Listing X.X% Sales

Stanley Tested Pattern #97: Bigger Form Fields On Backstage.com

Pattern #97: Bigger Form Fields - Variant A
Pattern #97: Bigger Form Fields - Variant B

In this experiment, the click area of job listing tiles was expanded to the size of the full job tile. In the control, the click area was smaller - mostly only the job headline, along with additional "view more" links on the right hand column. Clicking the tile or headline would open up a new job details page in both control and variation. Impact on progression and membership sales was measured.

Total Sample: 164,436 • Statistical Power at 15% MDE: 92.1%

Test #507 on Fairment.de by Jona EisenbergerJona Eisenberger Dec 11, 2023 Mobile Listing X.X% Sales

Jona Tested Pattern #133: Product Availability On Fairment.de

Pattern #133: Product Availability - Variant A
Pattern #133: Product Availability - Variant B

In this experiment, product availabiltiy bars were shown on products with low stock. This was shown on listing pages. Impact on adds to cart and sales was measured.

Total Sample: 42,001 • Statistical Power at 15% MDE: 99.9%