Kellogg's vs Weetabix:Which is more popular?
In September 2026, Weetabix had more branded searches than Kellogg's among cereal brands in the United Kingdom. Weetabix had about 60,500 branded searches, while Kellogg's had 18,100. Weetabix made up 59.2% of all cereal brand searches we track, and Kellogg's accounted for 17.7%. When we asked ChatGPT and Google AI Overviews about cereal brands, both Kellogg's and Weetabix appeared in all four answers. Weetabix was mentioned before Kellogg's in every answer.
Who do people search for more?
Weetabix, about 3 searches for every 1 for Kellogg's
Who does AI mention more?
Both are mentioned in every answer we collected.
Who does AI recommend more?
Weetabix, named ahead of Kellogg's in every answer
Follow Kellogg's vs Weetabix 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 cereal brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and one Google AI Overview, both Kellogg's and Weetabix showed up in all four answers. Weetabix was listed before Kellogg's in every answer.
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.
- Weetabix4 of 4Named in 3 of 3 ChatGPT answersNamed in 1 of 1 Google answers
Kellogg's4 of 4Named in 3 of 3 ChatGPT answersNamed in 1 of 1 Google answers
Shreddies3 of 4Named in 2 of 3 ChatGPT answersNamed in 1 of 1 Google answers
Alpen2 of 4Named in 2 of 3 ChatGPT answersNamed in 0 of 1 Google answers
Jordans1 of 4Named in 1 of 3 ChatGPT answersNamed in 0 of 1 Google answers
Dorset Cereals0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
See every answer about cereal brands
4 answers
Asked ChatGPT
“What's the best breakfast cereal in the UK?”
Asked ChatGPT
“Which cereal brands are healthiest in the UK?”
Asked ChatGPT
“What are the most popular cereal brands in the UK?”
Searched Google, AI Overview
“breakfast cereal”
Searched Google, AI Overview
“healthy cereal”
Google showed no AI Overview for this search.
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in United Kingdom on October 23, 2026.
Is Kellogg's or Weetabix more popular in search?
This chart shows how often people search Google for Kellogg's and Weetabix by name. Each line represents a brand's share of searches for all six cereal brands we track, month by month, from searches in United Kingdom.
Share of searches by month for Weetabix, Kellogg's. The figures are in the table below the chart.
View monthly share of searches table
| Month | Weetabix | Kellogg's | Shreddies | Jordans | Alpen | Dorset Cereals |
|---|---|---|---|---|---|---|
| Oct 2025 | 58.9% | 17.6% | 11.8% | 5.2% | 4.3% | 2.3% |
| Nov 2025 | 55.3% | 20.2% | 13.5% | 4.8% | 4% | 2.1% |
| Dec 2025 | 55.3% | 20.2% | 13.5% | 4.8% | 4% | 2.2% |
| Jan 2026 | 58.8% | 14.4% | 9.6% | 4.8% | 9.6% | 2.9% |
| Feb 2026 | 60.4% | 14.8% | 12.1% | 5.5% | 4.4% | 2.9% |
| Mar 2026 | 57.1% | 17.1% | 11.4% | 5.2% | 5.1% | 4.2% |
| Apr 2026 | 52.5% | 19.2% | 12.8% | 5.8% | 5.7% | 3.8% |
| May 2026 | 54.9% | 20.1% | 11% | 6.1% | 4% | 4% |
| Jun 2026 | 57.6% | 17.2% | 11.5% | 6.1% | 4.2% | 3.4% |
| Jul 2026 | 58.4% | 17.5% | 11.7% | 6.1% | 3.4% | 2.8% |
| Aug 2026 | 56.3% | 16.8% | 13.8% | 6.3% | 4.1% | 2.7% |
| Sep 2026 | 59.2% | 17.7% | 11.8% | 5.4% | 3.5% | 2.3% |
How has the Kellogg's and Weetabix comparison changed over the last 12 months?
3 findings
- Weetabix was ahead of Kellogg's in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Kellogg's’ share of searches among cereal brands in the United Kingdom moved from 17.6% to 17.7%, and its estimated monthly branded searches held steady at 18.1K.
- Across the 12 months ending September 2026, Weetabix’s share of searches among cereal brands in the United Kingdom moved from 58.9% to 59.2%, and its estimated monthly branded searches held steady at 60.5K.
How did search popularity change for United Kingdom cereal brands in September 2026?
2 changes
In September 2026, Weetabix gained share of searches among cereal brands in the United Kingdom, from 56.3% to 59.2%.
In September 2026, Kellogg's gained share of searches among cereal brands in the United Kingdom, from 16.8% to 17.7%.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using Kellogg's’ and Weetabix’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 cereal 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.