GfK vs Nielsen:Which is more popular by branded search?
In August 2026, GfK had more branded searches than Nielsen among market research firms worldwide. GfK was estimated to have 74K branded searches compared to Nielsen’s 18.1K, and held an 11.4% Share of Search versus Nielsen’s 2.8%. These are worldwide searches for English-language branded terms.
Follow GfK vs Nielsen 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
Which is more popular in search, GfK or Nielsen?
Compare the market research firms brands work with. 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 GfK, Nielsen. The figures are in the table below the chart.
View monthly share of search table
| Month | Ipsos | YouGov | Kantar | GfK | Mintel | Nielsen |
|---|---|---|---|---|---|---|
| Oct 2025 | 30.8% | 30.8% | 16.9% | 13.8% | 6.2% | 1.5% |
| Nov 2025 | 28.1% | 34.4% | 15.4% | 15.4% | 4.6% | 2.1% |
| Dec 2025 | 32.4% | 32.4% | 14.6% | 14.6% | 4.4% | 1.6% |
| Jan 2026 | 29.7% | 36.4% | 13.4% | 13.4% | 4.9% | 2.2% |
| Feb 2026 | 31.6% | 31.6% | 14.2% | 14.2% | 6.4% | 1.9% |
| Mar 2026 | 32.3% | 32.3% | 14.4% | 14.4% | 5.3% | 1.3% |
| Apr 2026 | 37.7% | 30.8% | 13.8% | 11.3% | 5.1% | 1.2% |
| May 2026 | 34.1% | 34.1% | 15.3% | 10.3% | 4.6% | 1.7% |
| Jun 2026 | 43.3% | 28.9% | 13% | 8.7% | 3.9% | 2.1% |
| Jul 2026 | 31.7% | 38.7% | 14.3% | 9.5% | 3.5% | 2.3% |
| Aug 2026 | 37.7% | 30.8% | 13.9% | 11.4% | 3.4% | 2.8% |
| Sep 2026 | — | — | — | — | — | — |
How has the GfK and Nielsen comparison changed over the last 12 months?
3 findings
- GfK was ahead of Nielsen in every measured month of the 11 months ending August 2026.
- Across the 11 months ending August 2026, GfK’s estimated Share of Search among market research firms worldwide moved from 13.8% to 11.4%, and its estimated monthly branded searches moved from 110K to 74K.
- Across the 11 months ending August 2026, Nielsen’s estimated Share of Search among market research firms worldwide moved from 1.5% to 2.8%, and its estimated monthly branded searches moved from 12.1K to 18.1K.
How did search popularity change for market research firms worldwide in August 2026?
2 changes
In August 2026, GfK gained estimated Share of Search among market research firms worldwide, from 9.5% to 11.4%.
Nielsen’s estimated Share of Search among market research firms worldwide has gained ground for 3 months in a row, from 1.7% to 2.8% in August 2026.
How each brand is measured
Brandwave collects information about searches that people make online using GfK’s and Nielsen’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
Brandwave tracks your branded demand next to the rival you actually watch, with your campaigns, spend and outcomes on the same timeline.