--- title: "dentsu vs Omnicom Media Group: Which is searched more?" description: "Is dentsu or Omnicom Media Group more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Media buying agencies set worldwide. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time." canonical: "https://gobrandwave.com/demand/global-en/compare/dentsu-vs-omnicom-media-group" publisher: "Brandwave" --- # dentsu vs Omnicom Media Group: Which is searched more? Is dentsu or Omnicom Media Group more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Media buying agencies set worldwide. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time. ## Key facts - **Compared**: dentsu and Omnicom Media Group - **Competitive set**: Media buying agencies - **Market**: Global - **Month measured**: Sep 2026 - **dentsu Share of Search**: 36.1% - **Omnicom Media Group Share of Search**: 13.3% ## Is dentsu or Omnicom Media Group more popular in search? - In September 2026, dentsu had more branded searches than Omnicom Media Group among media buying agencies worldwide. dentsu had about 110,000 branded searches, while Omnicom Media Group had 40,500. dentsu made up 36.1% of all media buying agency searches we track, and Omnicom Media Group accounted for 13.3%. - dentsu was ahead of Omnicom Media Group in every measured month of the 12 months ending September 2026. - Across the 12 months ending September 2026, dentsu’s share of searches among media buying agencies worldwide moved from 37% to 36.1%, and its estimated monthly branded searches held steady at 110K. - Across the 12 months ending September 2026, Omnicom Media Group’s share of searches among media buying agencies worldwide moved from 11.1% to 13.3%, and its estimated monthly branded searches moved from 33.1K to 40.5K. ## Top media buying agencies in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, neither dentsu nor Omnicom Media Group showed up in any of the five answers. Brands get a higher AI rank if they are mentioned earlier in the answers that list options. | Brand | AI rank | ChatGPT answers that named it | Google AI Overviews that named it | All answers that named it | | --- | --- | --- | --- | --- | | Tinuiti | 1st | 2 of 3 | 0 of 2 | 2 of 5 | | Disruptive Advertising | 2nd | 2 of 3 | 0 of 2 | 2 of 5 | | Directive | 3rd | 2 of 3 | 0 of 2 | 2 of 5 | | Hotspex Media | 4th | 2 of 3 | 0 of 2 | 2 of 5 | | dentsu | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | WPP Media | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Omnicom Media Group | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | IPG Mediabrands | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Publicis Media | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Havas Media | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | ## Every AI answer about media buying agencies - Asked ChatGPT "Which media buying agency should I hire?": 1. Hotspex Media - Asked ChatGPT "What are the best media buying agencies?": 1. Tinuiti, 2. Disruptive Advertising, 3. Directive, 4. Hotspex Media - Asked ChatGPT "What's the best media buying agency for ad campaigns?": 1. Tinuiti, 2. Disruptive Advertising, 3. Directive - Searched Google, AI Overview "media buying agencies": named none of the brands we track - Searched Google, AI Overview "digital media buying agency": named none of the brands we track Not named in any answer: dentsu, WPP Media, Omnicom Media Group, IPG Mediabrands, Publicis Media and Havas Media. Brands are listed in the order each answer named them. The answers were collected in the United States on October 21, 2026. ## How did search popularity change for media buying agencies worldwide in September 2026? - In September 2026, dentsu gained share of searches among media buying agencies worldwide, from 33% to 36.1%. - In September 2026, Omnicom Media Group lost share of searches among media buying agencies worldwide, from 14.8% to 13.3%. ## Month by month | Month | dentsu estimated searches | dentsu Share of Search | dentsu rank | Omnicom Media Group estimated searches | Omnicom Media Group Share of Search | Omnicom Media Group rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 110K | 37% | 1 | 33.1K | 11.1% | 4 | | Nov 2025 | 110K | 37.9% | 1 | 33.1K | 11.4% | 4 | | Dec 2025 | 90.5K | 35.6% | 1 | 40.5K | 15.9% | 3 | | Jan 2026 | 110K | 36.1% | 1 | 40.5K | 13.3% | 3 | | Feb 2026 | 110K | 36.6% | 1 | 40.5K | 13.5% | 3 | | Mar 2026 | 110K | 36.3% | 1 | 40.5K | 13.4% | 3 | | Apr 2026 | 110K | 36.6% | 1 | 40.5K | 13.5% | 3 | | May 2026 | 90.5K | 32.5% | 1 | 40.5K | 14.6% | 3 | | Jun 2026 | 90.5K | 33.8% | 1 | 33.1K | 12.4% | 3 | | Jul 2026 | 90.5K | 32.6% | 1 | 40.5K | 14.6% | 3 | | Aug 2026 | 90.5K | 33% | 1 | 40.5K | 14.8% | 3 | | Sep 2026 | 110K | 36.1% | 1 | 40.5K | 13.3% | 3 | ## How each brand is measured Brandwave collects information about searches that people make online using dentsu’s and Omnicom Media Group’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. - **dentsu**: Measured on the search term “dentsu”. - **Omnicom Media Group**: Measured on the search term “omnicom media group”. - [dentsu profile](/demand/global-en/brands/dentsu) - [Omnicom Media Group profile](/demand/global-en/brands/omnicom-media-group) - [All media buying agencies worldwide](/demand/global-en/categories/media-buying-agencies): The set both shares are measured inside, 10 brands. ## Methodology - [How is the Brand Demand Index measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Frequently asked questions ### Is dentsu or Omnicom Media Group more popular in search? In September 2026, dentsu had more branded searches than Omnicom Media Group among media buying agencies worldwide. dentsu had about 110,000 branded searches, while Omnicom Media Group had 40,500. dentsu made up 36.1% of all media buying agency searches we track, and Omnicom Media Group accounted for 13.3%. ## Cite this page Brandwave. "dentsu vs Omnicom Media Group: Which is searched more?". https://gobrandwave.com/demand/global-en/compare/dentsu-vs-omnicom-media-group This page is also available as HTML at https://gobrandwave.com/demand/global-en/compare/dentsu-vs-omnicom-media-group. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.