Persefoni vs Sphera:Which is more popular by branded search?
In August 2026, Sphera had more branded searches than Persefoni among ESG reporting platforms worldwide. Sphera was estimated to have 18.1K branded searches compared to Persefoni’s 5.4K, and held a 31.8% Share of Search versus Persefoni’s 9.5%. These are worldwide searches for English-language branded terms.
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Which is more popular in search, Persefoni or Sphera?
Compare the platforms used to report sustainability data. 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 Sphera, Persefoni. The figures are in the table below the chart.
View monthly share of search table
| Month | Greenstone | Sphera | Persefoni | Watershed | Sweep |
|---|---|---|---|---|---|
| Oct 2025 | 58.1% | 31.8% | 9.5% | 0.56% | 0.1% |
| Nov 2025 | 59.1% | 32.4% | 7.9% | 0.47% | 0.1% |
| Dec 2025 | 59.2% | 32.4% | 7.9% | 0.38% | 0.1% |
| Jan 2026 | 54.1% | 36.3% | 8.8% | 0.64% | 0.15% |
| Feb 2026 | 58.1% | 31.8% | 9.5% | 0.56% | 0.12% |
| Mar 2026 | 59.1% | 32.4% | 7.9% | 0.47% | 0.2% |
| Apr 2026 | 54.2% | 36.3% | 8.8% | 0.52% | 0.15% |
| May 2026 | 58.1% | 31.7% | 9.5% | 0.56% | 0.16% |
| Jun 2026 | 58.1% | 31.8% | 9.5% | 0.56% | 0.12% |
| Jul 2026 | 58% | 31.7% | 9.5% | 0.68% | 0.16% |
| Aug 2026 | 58.1% | 31.8% | 9.5% | 0.56% | 0.09% |
| Sep 2026 | — | — | — | — | — |
How has the Persefoni and Sphera comparison changed over the last 12 months?
3 findings
- Sphera was ahead of Persefoni in every measured month of the 11 months ending August 2026.
- Across the 11 months ending August 2026, Persefoni’s estimated Share of Search among ESG reporting platforms worldwide held steady at 9.5%, and its estimated monthly branded searches moved from 6.6K to 5.4K.
- Across the 11 months ending August 2026, Sphera’s estimated Share of Search among ESG reporting platforms worldwide held steady at 31.8%, and its estimated monthly branded searches moved from 22.2K to 18.1K.
How did search popularity change for ESG reporting platforms worldwide in August 2026?
2 changes
How each brand is measured
Brandwave collects information about searches that people make online using Persefoni’s and Sphera’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.
Put your own brand in this comparison
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