Brandwave

Adyen vs Mercury:Which is more popular?

In September 2026, Adyen had more branded searches than Mercury among fintech worldwide. Adyen had about 167,000 branded searches, while Mercury had 74,000. Adyen made up 3.8% of all fintech searches we track, and Mercury accounted for 1.7%. When we asked ChatGPT and Google AI Overviews about fintech, Adyen and Mercury each appeared in two of the five answers. Mercury was mentioned before Adyen in two out of three answers that named either.

Among fintech worldwide in September 2026

Who do people search for more?

Adyen, about 2 searches for every 1 for Mercury

Adyen 167K searchesMercury 74K searches

Who does AI mention more?

Both were mentioned in 2 of 5 answers.

Adyen in 2 of 5Mercury in 2 of 5

Who does AI recommend more?

Mercury, named ahead of Adyen in 2 of 3 answers

Mercury first in 2Adyen first in 1

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Top fintech in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Adyen and Mercury were each mentioned in two out of five: in two of the three ChatGPT answers, but not in either of the two Google AI Overviews. Mercury was listed before Adyen in two out of three answers that named either.

Most recommended by AI

Brands get a higher ranking if they are mentioned earlier in the answers.

  1. Stripe1st
  2. Wise2nd
  3. SoFi3rd
  4. Mercury4th
  5. Adyen5th
  6. Plaid6th
  7. Marqeta7th
  8. Unit8th
  9. Rapyd–

Mentioned by AI

Each dot is one answer, filled in when that answer mentions the brand.

  • Stripe4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Wise3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • SoFi2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Adyen2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Mercury2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Plaid2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Marqeta1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Unit1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Rapyd0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers

See every answer about fintech

5 answers

Not named in any answer:

Brands are shown in the order each answer named them. The survey took place in the United States on October 21, 2026.

Is Adyen or Mercury more popular in search?

This chart shows how often people search Google for Adyen and Mercury by name. Each line represents a brand's share of searches for all nine fintech we track, month by month, from English-language searches worldwide.

Adyen and Mercury among fintech worldwide, by month

Share of searches by month for Adyen, Mercury. The figures are in the table below the chart.

View monthly share of searches table
MonthStripeSoFiAdyenMercuryWiseMarqetaRapydPlaidUnit
Oct 202565.1%27.7%3.8%1.4%1.3%0.41%0.36%0.02%<0.01%
Nov 202569%24.2%3.3%1.5%1.3%0.36%0.31%0.02%<0.01%
Dec 202564.1%27.2%4.5%1.6%1.7%0.4%0.35%0.02%<0.01%
Jan 202664.7%27.6%3.7%1.7%1.6%0.41%0.29%0.02%<0.01%
Feb 202667.7%23.6%4.8%1.7%1.4%0.43%0.3%0.02%<0.01%
Mar 202668.8%24%3.3%1.8%1.5%0.36%0.25%0.02%<0.01%
Apr 202664.5%27.4%3.7%2%1.6%0.41%0.29%0.02%<0.01%
May 202664.7%27.5%3.7%1.7%1.6%0.41%0.35%0.02%<0.01%
Jun 202664.1%27.3%4.5%1.7%1.6%0.41%0.29%0.01%<0.01%
Jul 202665%27.8%3.1%1.7%1.6%0.41%0.36%0.01%<0.01%
Aug 202664.5%27.6%3.8%1.7%1.9%0.33%0.29%0.01%<0.01%
Sep 202664.6%27.7%3.8%1.7%1.6%0.34%0.29%0.02%<0.01%

How has the Adyen and Mercury comparison changed over the last 12 months?

3 findings
  • Adyen was ahead of Mercury in every measured month of the 12 months ending September 2026.
  • Across the 12 months ending September 2026, Adyen’s share of searches among fintech worldwide held steady at 3.8%, and its estimated monthly branded searches moved from 166K to 167K.
  • Across the 12 months ending September 2026, Mercury’s share of searches among fintech worldwide moved from 1.4% to 1.7%, and its estimated monthly branded searches moved from 60.5K to 74K.

How did search popularity change for fintech worldwide in September 2026?

1 change

  1. In September 2026, Mercury rose from 5th to 4th among fintech worldwide.

How are branded searches counted?

17 search terms

Brandwave collects information about searches that people make online using Adyen’s and Mercury’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.

Adyen

16 branded search terms

  • adyen
  • adyen checkout
  • adyen for platform
  • adyen for platforms
  • adyen pay
  • adyen payment
  • adyen payment gateways
  • adyen payment method
  • adyen payment platform
  • adyen payment processor
  • adyen terminals
  • checkout adyen
  • payment adyen
  • payment gateway adyen
  • payment method adyen
  • payment methods adyen

Mercury

1 branded search term

  • mercury bank

How the Brand Demand Index is measured

Other head-to-heads among fintech

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