Brandwave

MLB vs MLS:Which is more popular?

In September 2026, MLB had more branded searches than MLS among sports leagues worldwide. MLB had about 45.5 million branded searches, while MLS had 201,000. MLB made up 18.1% of all sports league searches we track, and MLS accounted for 0.08%. When we asked ChatGPT and Google AI Overviews about sports leagues, MLB appeared in all four answers and MLS in two. MLB was mentioned before MLS in every answer.

Among sports leagues worldwide in September 2026

Who do people search for more?

MLB, about 226 searches for every 1 for MLS

MLB 45.5M searchesMLS 201K searches

Who does AI mention more?

MLB, mentioned in every answer we collected

MLB in 4 of 4MLS in 2 of 4

Who does AI recommend more?

MLB, named ahead of MLS in every answer

MLB first in 4MLS never first

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Top sports leagues in ChatGPT and Google AI Overviews

In three ChatGPT questions and one Google AI Overview, MLB appeared in all four answers. MLS was mentioned in two out of four: in one of the three ChatGPT answers and in the Google AI Overview. MLB was listed before MLS in every answer.

Most recommended by AI

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

  1. NBA1st
  2. NFL2nd
  3. MLB3rd
  4. NHL4th
  5. Premier League5th
  6. MLS6th
  7. AFL–

Mentioned by AI

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

  • NFL4 of 4Named in 3 of 3 ChatGPT answersNamed in 1 of 1 Google answers
  • MLB4 of 4Named in 3 of 3 ChatGPT answersNamed in 1 of 1 Google answers
  • NBA4 of 4Named in 3 of 3 ChatGPT answersNamed in 1 of 1 Google answers
  • NHL4 of 4Named in 3 of 3 ChatGPT answersNamed in 1 of 1 Google answers
  • Premier League2 of 4Named in 2 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • MLS2 of 4Named in 1 of 3 ChatGPT answersNamed in 1 of 1 Google answers
  • AFL0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers

See every answer about sports leagues

4 answers
  • Asked ChatGPT

    “Which sports league should I go to?”

    1. 1NBA
    2. 2NFL
    3. 3NHL
    4. 4MLB
    5. 5MLS
  • Asked ChatGPT

    “What are the best sports leagues?”

    1. 1Premier League
    2. 2NBA
    3. 3NFL
    4. 4NHL
    5. 5MLB
  • Asked ChatGPT

    “What's the best sports league for a team to follow?”

    1. 1NFL
    2. 2NBA
    3. 3MLB
    4. 4NHL
    5. 5Premier League
  • Searched Google, AI Overview

    “sports leagues”

    1. 1NFL
    2. 2NBA
    3. 3MLB
    4. 4NHL
    5. 5MLS
  • Searched Google, AI Overview

    “football league table”

    Google showed no AI Overview for this search.

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 19, 2026.

Is MLB or MLS more popular in search?

This chart shows how often people search Google for MLB and MLS by name. Each line represents a brand's share of searches for all seven sports leagues we track, month by month, from English-language searches worldwide.

MLB and MLS among sports leagues worldwide, by month

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

View monthly share of searches table
MonthNFLPremier LeagueMLBAFLNBANHLMLS
Oct 202528.4%19.1%28.4%0.34%19.1%4.7%0.1%
Nov 202536.2%24.3%4.8%0.2%29.5%4.8%0.09%
Dec 202533.5%33.5%1.1%0.12%27.3%4.5%0.03%
Jan 202640%26.8%0.89%0.12%26.8%5.4%0.01%
Feb 20267.8%47.3%1.9%0.47%38.9%3.5%0.04%
Mar 20263.2%36%7.2%2.6%43.7%7.2%0.06%
Apr 20261.5%29.7%13.4%2.2%44.3%8.9%0.04%
May 20260.92%27.8%10.2%2%50.7%8.3%0.05%
Jun 20262.4%3%22.3%3.7%60.5%8.1%0.04%
Jul 20264.8%8.8%53.3%10.7%19.5%2.6%0.29%
Aug 202617.3%38.6%31.6%6.3%5.2%0.85%0.17%
Sep 202640.2%33.1%18.1%3.6%3%2%0.08%

How has the MLB and MLS comparison changed over the last 12 months?

3 findings
  • MLB was ahead of MLS in every measured month of the 12 months ending September 2026.
  • Across the 12 months ending September 2026, MLB’s share of searches among sports leagues worldwide moved from 28.4% to 18.1%, and its estimated monthly branded searches moved from 101M to 45.5M.
  • Across the 12 months ending September 2026, MLS’s share of searches among sports leagues worldwide moved from 0.1% to 0.08%, and its estimated monthly branded searches moved from 368K to 201K.

How did search popularity change for sports leagues worldwide in September 2026?

3 changes
  1. In September 2026, NFL overtook Premier League and MLB to become the leader among sports leagues worldwide, with 40.2% of the searches.

  2. In September 2026, MLB lost share of searches among sports leagues worldwide, from 31.6% to 18.1%.

  3. Estimated monthly branded searches for MLS worldwide fell 45.4% over 12 measured months, from 368K to 201K in September 2026.

How are branded searches counted?

2 search terms

Brandwave collects information about searches that people make online using MLB’s and MLS’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.

MLB

1 branded search term

  • mlb

MLS

1 branded search term

  • major league soccer

How the Brand Demand Index is measured

Other head-to-heads among sports leagues

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