Siggi's vs Stonyfield:Which is more popular?
In September 2026, Siggi's had more branded searches than Stonyfield among yogurt brands in the United States. Siggi's had about 14,800 branded searches, while Stonyfield had 5,400. Siggi's made up 2.5% of all yogurt brand searches we track, and Stonyfield accounted for 0.92%. When we asked ChatGPT and Google AI Overviews about yogurt brands, Siggi's appeared in two of the five answers and Stonyfield in one. Siggi's and Stonyfield were each mentioned first in one of the two answers that named either.
Who do people search for more?
Siggi's, about 3 searches for every 1 for Stonyfield
Who does AI mention more?
Siggi's, mentioned in 2 of 5 answers, Stonyfield in 1
Who does AI recommend more?
Each is named first in 1 of 2 answers.
Follow Siggi's vs Stonyfield 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
Top yogurt brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Siggi's was mentioned in two out of five: in one of the three ChatGPT answers and in one of the two Google AI Overviews. Stonyfield was mentioned in one out of five: not in any of the three ChatGPT answers, but in one of the two Google AI Overviews. Siggi's and Stonyfield were each listed first in one of the two answers that named either.
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.
Chobani5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Fage5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers- Siggi's2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Oikos1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Ratio1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Stonyfield1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Yoplait0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Activia0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Noosa0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Dannon0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about yogurt brands
5 answers
Asked ChatGPT
“What's the best Greek yogurt to buy?”
Asked ChatGPT
“Which yogurt brand has the most protein?”
Asked ChatGPT
“What's the healthiest yogurt at the grocery store?”
Searched Google, AI Overview
“greek yogurt”
Searched Google, AI Overview
“best greek yogurt”
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in United States on October 27, 2026.
Is Siggi's or Stonyfield more popular in search?
This chart shows how often people search Google for Siggi's and Stonyfield by name. Each line represents a brand's share of searches for all 11 yogurt brands we track, month by month, from searches in United States.
Share of searches by month for Siggi's, Stonyfield. The figures are in the table below the chart.
View monthly share of searches table
| Month | Chobani | Oikos | Fage | Yoplait | Activia | Noosa | Ratio | Dannon | Siggi's | Icelandic Provisions | Stonyfield |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 42.4% | 14.3% | 7.8% | 7.8% | 8.3% | 5.7% | 5.1% | 2.5% | 2.6% | 2.5% | 0.94% |
| Nov 2025 | 41.1% | 15.1% | 8.8% | 7.6% | 8% | 5.6% | 5.5% | 2.6% | 2.5% | 2.4% | 0.9% |
| Dec 2025 | 41.1% | 15.1% | 8.8% | 7.6% | 8% | 5.5% | 5.5% | 2.4% | 2.5% | 2.6% | 0.9% |
| Jan 2026 | 33.2% | 16.8% | 11.1% | 8.1% | 7% | 6% | 7.3% | 2.4% | 4% | 3.3% | 0.79% |
| Feb 2026 | 34.6% | 17.6% | 8.5% | 7.4% | 7.4% | 7.6% | 6.8% | 2.5% | 2.8% | 4% | 0.83% |
| Mar 2026 | 37.3% | 16.7% | 9.9% | 6.6% | 7% | 5.9% | 7.9% | 2.6% | 2.2% | 3.3% | 0.79% |
| Apr 2026 | 37% | 15.4% | 10.6% | 7.4% | 7.9% | 6.6% | 6.6% | 2.5% | 2.4% | 2.7% | 0.89% |
| May 2026 | 35% | 16.3% | 11.2% | 7.9% | 6.8% | 7.1% | 6.5% | 2.5% | 2.1% | 3.8% | 0.77% |
| Jun 2026 | 32.9% | 16.7% | 9.9% | 8.1% | 7% | 7.2% | 7.9% | 2.6% | 2.2% | 4.8% | 0.79% |
| Jul 2026 | 31.9% | 16.2% | 9.6% | 7.8% | 6.8% | 8.6% | 7.7% | 3.3% | 2.6% | 4.6% | 0.76% |
| Aug 2026 | 32.3% | 16.3% | 9.4% | 8.9% | 6.8% | 6.5% | 8.9% | 3.8% | 2.4% | 3.8% | 0.87% |
| Sep 2026 | 37.4% | 14% | 10.7% | 8.9% | 7.1% | 6.9% | 6.3% | 3% | 2.5% | 2.3% | 0.92% |
How has the Siggi's and Stonyfield comparison changed over the last 12 months?
3 findings
- Siggi's was ahead of Stonyfield in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Siggi's’ share of searches among yogurt brands in the United States moved from 2.6% to 2.5%, and its estimated monthly branded searches held steady at 14.8K.
- Across the 12 months ending September 2026, Stonyfield’s share of searches among yogurt brands in the United States moved from 0.94% to 0.92%, and its estimated monthly branded searches held steady at 5.4K.
How did search popularity change for United States yogurt brands in September 2026?
1 change
In September 2026, Siggi's rose from 10th to 9th among yogurt brands in the United States.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using Siggi's’ and Stonyfield’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.
Siggi's
1 branded search term
- siggi's
Stonyfield
1 branded search term
- stonyfield
Other head-to-heads among yogurt brands
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.