Brandwave

Accenture vs Deloitte:Which is more popular?

In September 2026, Deloitte had more branded searches than Accenture among consulting firms worldwide. Deloitte had about 1.8 million branded searches, while Accenture had 1.5 million. Deloitte made up 31.8% of all consulting firm searches we track, and Accenture accounted for 26%. When we asked ChatGPT and Google AI Overviews about consulting firms, Deloitte appeared in three of the four answers and Accenture in two. Deloitte was mentioned before Accenture in every answer that named either.

Among consulting firms worldwide in September 2026

Who do people search for more?

Deloitte, about 22% more searches than Accenture

Deloitte 1.8M searchesAccenture 1.5M searches

Who does AI mention more?

Deloitte, mentioned in 3 of 4 answers, Accenture in 2

Deloitte in 3 of 4Accenture in 2 of 4

Who does AI recommend more?

Deloitte, named ahead of Accenture in 2 of 2 answers

Deloitte first in 2Accenture never first

Follow Accenture vs Deloitte and get free monthly updates on what changed

By continuing you'll get index updates and occasional product news from Brandwave. Unsubscribe any time. Privacy

Track your brand against a rival →

Top consulting firms in ChatGPT and Google AI Overviews

In three ChatGPT questions and one Google AI Overview, Deloitte was mentioned in three out of four: in two of the three ChatGPT answers and in the Google AI Overview. Accenture was mentioned in two out of four: in one of the three ChatGPT answers and in the Google AI Overview. Deloitte was listed before Accenture in every answer that named either.

Most recommended by AI

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

  1. McKinsey & Company1st
  2. BCG2nd
  3. Bain & Company3rd
  4. Oliver Wyman4th
  5. Deloitte5th
  6. EY-Parthenon6th
  7. Kearney7th
  8. L.E.K. Consulting8th
  9. Accenture9th
  10. PwC10th

Mentioned by AI

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

  • BCG4 of 4Named in 3 of 3 ChatGPT answersNamed in 1 of 1 Google answers
  • McKinsey & Company4 of 4Named in 3 of 3 ChatGPT answersNamed in 1 of 1 Google answers
  • Bain & Company4 of 4Named in 3 of 3 ChatGPT answersNamed in 1 of 1 Google answers
  • Deloitte3 of 4Named in 2 of 3 ChatGPT answersNamed in 1 of 1 Google answers
  • Accenture2 of 4Named in 1 of 3 ChatGPT answersNamed in 1 of 1 Google answers
  • Oliver Wyman2 of 4Named in 2 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • EY-Parthenon2 of 4Named in 2 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • L.E.K. Consulting2 of 4Named in 2 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • Kearney2 of 4Named in 2 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • PwC1 of 4Named in 1 of 3 ChatGPT answersNamed in 0 of 1 Google answers

See every answer about consulting firms

4 answers

Brands are shown in the order each answer named them. The survey took place in the United States on October 19, 2026.

Is Accenture or Deloitte more popular in search?

This chart shows how often people search Google for Accenture and Deloitte by name. Each line represents a brand's share of searches for all ten consulting firms we track, month by month, from English-language searches worldwide.

Accenture and Deloitte among consulting firms worldwide, by month

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

View monthly share of searches table
MonthDeloitteAccenturePwCBCGMcKinsey & CompanyBain & CompanyOliver WymanEY-ParthenonL.E.K. ConsultingKearney
Oct 202530.4%24.9%16.6%10.8%9.1%5%1.5%1%0.37%0.26%
Nov 202531.7%26%17.3%9.2%7.8%5.2%1.3%0.86%0.31%0.22%
Dec 202524.2%29.8%19.8%8.7%8.9%6.1%1.2%0.8%0.24%0.21%
Jan 202627.4%27.4%18.3%9.7%8.2%5.9%1.7%0.9%0.27%0.25%
Feb 202627.8%27.8%18.5%9.9%8.3%5%1.4%0.92%0.27%0.25%
Mar 202626.9%26.9%17.9%9.5%9.8%5.8%1.6%1.1%0.26%0.24%
Apr 202627.3%27.3%18.2%9.7%10%4.9%1.3%0.9%0.27%0.25%
May 202628.7%28.7%15.8%10.2%8.6%5.1%1.4%0.95%0.28%0.21%
Jun 202629.1%29.1%16%9%8.7%5.1%1.4%0.96%0.29%0.23%
Jul 202629.1%29.1%16%9%8.7%5.1%1.4%0.96%0.29%0.23%
Aug 202628.5%28.5%15.6%8.8%8.5%7.2%1.4%0.94%0.34%0.24%
Sep 202631.8%26%17.4%9.2%7.8%4.6%1.6%1%0.31%0.22%

How has the Accenture and Deloitte comparison changed over the last 12 months?

3 findings
  • The lead changed hands 2 times in the 12 months ending September 2026: Accenture took it in December 2025, Deloitte took it in September 2026.
  • Across the 12 months ending September 2026, Accenture’s share of searches among consulting firms worldwide moved from 24.9% to 26%, and its estimated monthly branded searches held steady at 1.5M.
  • Across the 12 months ending September 2026, Deloitte’s share of searches among consulting firms worldwide moved from 30.4% to 31.8%, and its estimated monthly branded searches held steady at 1.8M.

How did search popularity change for consulting firms worldwide in September 2026?

2 changes

  1. In September 2026, Deloitte overtook Accenture to become the leader among consulting firms worldwide, with 31.8% of the searches.

  2. In September 2026, Accenture lost share of searches among consulting firms worldwide, from 28.5% to 26%.

How are branded searches counted?

2 search terms

Brandwave collects information about searches that people make online using Accenture’s and Deloitte’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.

Accenture

1 branded search term

  • accenture

Deloitte

1 branded search term

  • deloitte

How the Brand Demand Index is measured

Other head-to-heads among consulting firms

Creator with pink hair and a pink jacket

Put your own brand in this comparison

Brandwave tracks your branded demand next to the rival you actually watch, with your campaigns, spend and outcomes on the same timeline.

Start free