BDO vs Deloitte:Which is searched more?
In August 2026, Deloitte had more branded searches than BDO among accounting firms worldwide. Deloitte was estimated to have 880 branded searches compared to BDO’s 320, and held a 0.43% Share of Search versus BDO’s 0.15%. These are worldwide searches for English-language branded terms.
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Which is more popular in search, BDO or Deloitte?
Compare the accounting firms businesses hire. 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.
Share of Search by month for Deloitte, BDO. The figures are in the table below the chart.
View monthly share of search table
| Month | Deloitte | BDO |
|---|---|---|
| Oct 2025 | 0.35% | 0.13% |
| Nov 2025 | 0.35% | 0.15% |
| Dec 2025 | 0.35% | 0.16% |
| Jan 2026 | 0.29% | 0.13% |
| Feb 2026 | 0.35% | 0.13% |
| Mar 2026 | 0.51% | 0.15% |
| Apr 2026 | 0.35% | 0.13% |
| May 2026 | 0.43% | 0.13% |
| Jun 2026 | 0.43% | 0.16% |
| Jul 2026 | 0.35% | 0.13% |
| Aug 2026 | 0.43% | 0.15% |
| Sep 2026 | — | — |
How has the BDO and Deloitte comparison changed over the last 12 months?
3 findings
- Deloitte was ahead of BDO in every measured month of the 11 months ending August 2026.
- Across the 11 months ending August 2026, BDO’s estimated Share of Search among accounting firms worldwide moved from 0.13% to 0.15%, and its estimated monthly branded searches held steady at 320.
- Across the 11 months ending August 2026, Deloitte’s estimated Share of Search among accounting firms worldwide moved from 0.35% to 0.43%, and its estimated monthly branded searches held steady at 880.
How did search popularity change for accounting firms worldwide in August 2026?
1 change
In August 2026, Deloitte fell from 2nd to 3rd among accounting firms worldwide.
How each brand is measured
Brandwave collects information about searches that people make online using BDO’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.
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