All Latest 650 A/B Tests

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 5% MDE: 31.3%

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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 5% MDE: 26.8%

Test #640 on Obs.no by Joachim FurusethJoachim Furuseth Mar 24, 2026 Desktop Checkout X.X% Sales

Joachim Tested Pattern #1: Remove Coupon Fields On Obs.no

Pattern #1: Remove Coupon Fields - Variant A
Pattern #1: Remove Coupon Fields - Variant B

The control had a clickable link "Use discount code" which would reveal an input field for a coupon code. The variation removed this link and input field. Impact on purchases was measured. (Desktop only)

Total Sample: 41,152 • Statistical Power at 5% MDE: 99.9%

Test #639 on Obs.no by Joachim FurusethJoachim Furuseth Mar 23, 2026 Mobile Checkout X.X% Sales

Joachim Tested Pattern #1: Remove Coupon Fields On Obs.no

Pattern #1: Remove Coupon Fields - Variant A
Pattern #1: Remove Coupon Fields - Variant B

The control had a clickable link "Use discount code" which would reveal an input field for a coupon code. The variation removed this link and input field. Impact on purchases was measured. (Mobile only)

Total Sample: 187,529 • Statistical Power at 5% MDE: 99.9%

Test #634 on Obsbygg.no by Joachim FurusethJoachim Furuseth Feb 18, 2026 Mobile Checkout X.X% Sales

Joachim Tested Pattern #1: Remove Coupon Fields On Obsbygg.no

Pattern #1: Remove Coupon Fields - Variant A
Pattern #1: Remove Coupon Fields - Variant B

The control had a clickable link "Use discount code" which would reveal an input field for a coupon code. The variation removed this link and input field. Impact on purchases was measured. (Mobile only)

Total Sample: 66,551 • Statistical Power at 5% MDE: 99.9%

Test #635 on Obsbygg.no by Joachim FurusethJoachim Furuseth Feb 18, 2026 Desktop Checkout X.X% Sales

Joachim Tested Pattern #1: Remove Coupon Fields On Obsbygg.no

Pattern #1: Remove Coupon Fields - Variant A
Pattern #1: Remove Coupon Fields - Variant B

The control had a clickable link "Use discount code" which would reveal an input field for a coupon code. The variation removed this link and input field. Impact on purchases was measured. (Desktop only)

Total Sample: 27,380 • Statistical Power at 5% MDE: 96.5%

Test #615 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Oct 28, 2025 Mobile Checkout X.X% Sales

Andrey Tested Pattern #64: Tunnel On Online.metro-cc.ru

Pattern #64: Tunnel - Variant A
Pattern #64: Tunnel - Variant B

In this experiment, two sets of distractions were removed from the checkout put. First, the search bar was removed from the top of the screen. Second, a series of app links were also removed from the bottom of the screen near the footer. Impact on checkouts was measured.

Total Sample: 206,500 • Statistical Power at 5% MDE: 99.9%

Test #518 by Jakub LinowskiJakub Linowski Feb 14, 2024 Mobile Checkout X.X% Sales

Jakub Tested Pattern #64: Tunnel

Pattern #64: Tunnel - Variant A
Pattern #64: Tunnel - Variant B

This was an experiment on the first checkout step where users would enter shipping information. The control had a longer footer with more additional sitewide links and a call to action to a newsletter. The variation removed these elements and kept the focus on the shipping information task. Impact on progression to next step and sales was measured.

Total Sample: 10,900 • Statistical Power at 5% MDE: 85.8%

Test #504 on Volders.de by Michal FiechMichal Fiech Nov 17, 2023 Desktop Mobile Pricing X.X% Revenue

Michal Tested Pattern #113: More Or Fewer Plans On Volders.de

Pattern #113: More Or Fewer Plans - Variant A
Pattern #113: More Or Fewer Plans - Variant B

In this experiment, the cheapest pricing plan was removed from a set of 2 options. This only left the most expensive pricing plan as the option. Impact on sales and revenue was measured.

Test #470 on Formelskin.de by Alexander KriegerAlexander Krieger May 12, 2023 Mobile Signup X.X% Sales

Alexander Tested Pattern #3: Fewer Form Fields On Formelskin.de

Pattern #3: Fewer Form Fields - Variant A
Pattern #3: Fewer Form Fields - Variant B

In this experiment, a password field was removed from a signup / account creation step. Instead of asking for a password, users received an email with an auto-generated password. This experiment ran on mobile and impact on sales (post-signup) was measured.

Total Sample: 8,839 • Statistical Power at 5% MDE: 8.6%

Test #457 by Jakub LinowskiJakub Linowski Feb 26, 2023 Desktop Mobile Shopping Cart X.X% Sales

Jakub Tested Pattern #64: Tunnel

Pattern #64: Tunnel - Variant A
Pattern #64: Tunnel - Variant B

In this experiment, hamburger navigation with product links, was removed from the shopping / add to cart page. Tertiary links (How It Works, Guarantee details and support pages) were also removed, while a "Secure Checkout" message was brought into the header. This header version was already present on the next checkout page, and was copied over one step earlier. The idea was to keep customers within the checkout flow. Impact on sales was measured.

Total Sample: 4,452 • Statistical Power at 5% MDE: 48.6%

Test #454 on Trenyrkarna.cz by Ondřej IlinčevOndřej Ilinčev Jan 31, 2023 Desktop Mobile Shopping Cart X.X% Sales

Ondřej Tested Pattern #64: Tunnel On Trenyrkarna.cz

Pattern #64: Tunnel - Variant A
Pattern #64: Tunnel - Variant B

In this shopping cart experiment, a tall footer was completely removed. The footer contained elements such as: app download links, a newsletter signup, secondary web site links, trust symbols, social media icons and company contant information. Impact on sales was measured.

Total Sample: 18,201 • Statistical Power at 5% MDE: 51.9%

Test #453 by Jakub LinowskiJakub Linowski Jan 31, 2023 Desktop Mobile Shopping Cart X.X% Sales

Jakub Tested Pattern #64: Tunnel

Pattern #64: Tunnel - Variant A
Pattern #64: Tunnel - Variant B

In this experiment, the footer was simplified with multiple elements being removed (catalog request, secondary links, and a guarantee). Additionally, a more prominent phone number was also displayed.

Total Sample: 17,107 • Statistical Power at 5% MDE: 91.8%

Test #450 on Trenyrkarna.cz by Ondřej IlinčevOndřej Ilinčev Jan 20, 2023 Desktop Shopping Cart X.X% Sales

Ondřej Tested Pattern #64: Tunnel On Trenyrkarna.cz

Pattern #64: Tunnel - Variant A
Pattern #64: Tunnel - Variant B

In this experiment, top category navigation (with fly out categories) was removed from the shopping cart of an online store. Impact on sale transactions was measured.

Total Sample: 4,737 • Statistical Power at 5% MDE: 25.4%

Test #422 on Volders.de by Daria KurchinskaiaDaria Kurchinskaia Jul 22, 2022 Desktop Mobile Shopping Cart X.X% Sales

Daria Tested Pattern #3: Fewer Form Fields On Volders.de

Pattern #3: Fewer Form Fields - Variant A
Pattern #3: Fewer Form Fields - Variant B

A birthdate field was removed during a signup process for a paid contract cancellation service. Impact on progression (next step) and sales (completed transactions) was measured.

Total Sample: 20,345 • Statistical Power at 5% MDE: 16.6%

Test #415 on Learnwithhomer.com by Stanley ZuoStanley Zuo Jun 09, 2022 Mobile Checkout X.X% Signups

Stanley Tested Pattern #3: Fewer Form Fields On Learnwithhomer.com

Pattern #3: Fewer Form Fields - Variant A
Pattern #3: Fewer Form Fields - Variant B

Do fewer confirmation form fields matter? In this experiment, redundant password and email confirmation fields were removed during a signup / checkout funnel. Impact on signups was measured.

Total Sample: 2,286 • Statistical Power at 5% MDE: 5.2%

Test #78 on Mvideo.ru by Andrey AndreevAndrey Andreev May 06, 2021 Desktop Mobile Listing X.X% Sales

Andrey Tested Pattern #90: Out Of Stock Or In Stock Products On Mvideo.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, products which were out of stock were removed from listing pages and replaced with in stock ones (not visible in the screenshot). 

Total Sample: 5,404,332 • Statistical Power at 5% MDE: 99.9%

Test #86 on Vivareal.com.br by Rodrigo MauésRodrigo Maués Feb 28, 2021 Mobile Desktop Product X.X% Leads

Rodrigo Tested Pattern #3: Fewer Form Fields On Vivareal.com.br

Pattern #3: Fewer Form Fields - Variant A
Pattern #3: Fewer Form Fields - Variant B

In this experiment, the telephone field was removed from a lead form on a property page. Impact on leads was measured.

Total Sample: 101,914 • Statistical Power at 5% MDE: 43.5%

Test #335 by Jakub LinowskiJakub Linowski Jan 27, 2021 Desktop Mobile Home & Landing X.X% Sales

Jakub Tested Pattern #32: Condensed List

Pattern #32: Condensed List - Variant A
Pattern #32: Condensed List - Variant B

The variation here has more condensed product tiles being shown on a homepage. Two pieces of information were removed: product descriptions and past selections. Impact on product page visits and total sales was measured.

Total Sample: 20,943 • Statistical Power at 5% MDE: 19.2%

Test #10 on Tradegecko.com by Syed AtiF HusainSyed AtiF Husain Nov 30, 2020 Desktop Home & Landing X.X% Leads

Syed AtiF Tested Pattern #10: Postponed Modal Forms On Tradegecko.com

Pattern #10: Postponed Modal Forms - Variant A
Pattern #10: Postponed Modal Forms - Variant B

In this experiment, 3 form fields were removed (postponed to a next step) from the homepage leaving only a "Start Trail" button. When users clicked on the "Start A Free 14 Day Trial" button, in both the control and variation they've seen the same next registration page with all of the fields. The registration page repeated the same fields with their corresponding values, as well as asked for a password as an extra field. The experiment measured successful leads.

Total Sample: 6,529 • Statistical Power at 5% MDE: 5.7%