Nielsen vs Tatari:Which is more popular?
In September 2026, Tatari had more branded searches than Nielsen among connected TV measurement platforms worldwide. Tatari had about 18,300 branded searches, while Nielsen had 12,100. Tatari made up 27.5% of all connected TV measurement platform searches we track, and Nielsen accounted for 18.2%. When we asked ChatGPT and Google AI Overviews about connected TV measurement platforms, Nielsen and Tatari each appeared in three of the five answers. Nielsen was mentioned before Tatari in three out of four answers.
Who do people search for more?
Tatari, about 51% more searches than Nielsen
Who does AI mention more?
Both were mentioned in 3 of 5 answers.
Who does AI recommend more?
Nielsen, named ahead of Tatari in 3 of 4 answers
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Top connected TV measurement platforms in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Nielsen was mentioned in three out of five: in all three ChatGPT answers, but not in either of the two Google AI Overviews. Tatari was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. Nielsen was listed before Tatari in three out of four answers.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
- Tatari3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Comscore3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
iSpot3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers- Nielsen3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
VideoAmp2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Measured2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Innovid1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about connected TV measurement platforms
5 answers
Asked ChatGPT
“Which connected TV measurement platform should I use?”
Asked ChatGPT
“What are the best connected TV measurement platforms?”
Asked ChatGPT
“What's the best connected TV measurement platform for TV audience measurement?”
Searched Google, AI Overview
“connected tv measurement platforms”
Searched Google, AI Overview
“best connected tv measurement”
Brands are shown in the order each answer named them. The survey took place in the United States on October 20, 2026.
Is Nielsen or Tatari more popular in search?
This chart shows how often people search Google for Nielsen and Tatari by name. Each line represents a brand's share of searches for all seven connected TV measurement platforms we track, month by month, from English-language searches worldwide.
Share of searches by month for Tatari, Nielsen. The figures are in the table below the chart.
View monthly share of searches table
| Month | Tatari | Comscore | iSpot | Nielsen | Innovid | VideoAmp | Measured |
|---|---|---|---|---|---|---|---|
| Oct 2025 | 20.9% | 25.2% | 25.2% | 16.8% | 7.5% | 4.1% | 0.29% |
| Nov 2025 | 21.2% | 20.9% | 25.6% | 20.9% | 7.6% | 3.4% | 0.2% |
| Dec 2025 | 25.5% | 20.6% | 25.2% | 16.9% | 7.5% | 4.1% | 0.24% |
| Jan 2026 | 24.6% | 24.3% | 19.9% | 19.9% | 7.3% | 3.9% | 0.21% |
| Feb 2026 | 30.9% | 20.4% | 20.4% | 16.7% | 7.4% | 4% | 0.28% |
| Mar 2026 | 26.3% | 26% | 21.2% | 14.2% | 7.7% | 4.2% | 0.4% |
| Apr 2026 | 36.2% | 19.7% | 19.7% | 13.2% | 7.2% | 3.9% | 0.27% |
| May 2026 | 27.3% | 22.1% | 22.1% | 18.1% | 6.6% | 3.6% | 0.21% |
| Jun 2026 | 25% | 20.3% | 24.8% | 20.3% | 6% | 3.3% | 0.25% |
| Jul 2026 | 27.5% | 18.2% | 22.3% | 22.3% | 6.6% | 2.9% | 0.27% |
| Aug 2026 | 24.8% | 20.2% | 20.2% | 24.6% | 6% | 4% | 0.25% |
| Sep 2026 | 27.5% | 22.3% | 22.3% | 18.2% | 6.6% | 2.9% | 0.3% |
How has the Nielsen and Tatari comparison changed over the last 12 months?
3 findings
- Tatari was ahead of Nielsen in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Nielsen’s share of searches among connected TV measurement platforms worldwide moved from 16.8% to 18.2%, and its estimated monthly branded searches held steady at 12.1K.
- Across the 12 months ending September 2026, Tatari’s share of searches among connected TV measurement platforms worldwide moved from 20.9% to 27.5%, and its estimated monthly branded searches moved from 15K to 18.3K.
How did search popularity change for connected TV measurement platforms worldwide in September 2026?
4 changes
In September 2026, Comscore overtook Nielsen to rank 2nd among connected TV measurement platforms worldwide, with 22.3% of the searches.
In September 2026, iSpot overtook Nielsen to rank 3rd among connected TV measurement platforms worldwide, with 22.3% of the searches.
In September 2026, Tatari gained share of searches among connected TV measurement platforms worldwide, from 24.8% to 27.5%.
In September 2026, Nielsen lost share of searches among connected TV measurement platforms worldwide, from 24.6% to 18.2%.
How are branded searches counted?
4 search terms
Brandwave collects information about searches that people make online using Nielsen’s and Tatari’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.
Other head-to-heads among connected TV measurement platforms
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