Fowler vs Mahr:Which is more popular?
In September 2026, Fowler had more branded searches than Mahr among micrometer brands worldwide. Fowler had about 90,500 branded searches, while Mahr had 33,400. Fowler made up 38% of all micrometer brand searches we track, and Mahr accounted for 14%. When we asked ChatGPT and Google AI Overviews about micrometer brands, Fowler and Mahr each appeared in three of the five answers. Mahr was mentioned before Fowler in every answer.
Who do people search for more?
Fowler, about 3 searches for every 1 for Mahr
Who does AI mention more?
Both were mentioned in 3 of 5 answers.
Who does AI recommend more?
Mahr, named ahead of Fowler in every answer
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Top micrometer brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Fowler was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. Mahr was mentioned in three out of five: in all three ChatGPT answers, but not in either of the two Google AI Overviews. Mahr was listed before Fowler 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.
Mitutoyo5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Fowler3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Mahr3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Starrett3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
iGaging2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Sealey0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Moore & Wright0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Draper0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about micrometer brands
5 answers
Asked ChatGPT
“Which micrometer brand should I buy?”
Asked ChatGPT
“What are the best micrometer brands?”
Asked ChatGPT
“What's the best micrometer brand for precise measurements?”
Searched Google, AI Overview
“outside micrometer”
Searched Google, AI Overview
“digital micrometer”
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in the United States on October 21, 2026.
Is Fowler or Mahr more popular in search?
This chart shows how often people search Google for Fowler and Mahr by name. Each line represents a brand's share of searches for all eight micrometer brands we track, month by month, from English-language searches worldwide.
Share of searches by month for Fowler, Mahr. The figures are in the table below the chart.
View monthly share of searches table
| Month | Fowler | Mitutoyo | Mahr | Starrett | Sealey | iGaging | Moore & Wright | Draper |
|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 40.1% | 33% | 10% | 9.9% | 5.4% | 1.1% | 0.47% | 0.01% |
| Nov 2025 | 36.3% | 36.3% | 11% | 8.9% | 5.9% | 1.2% | 0.52% | 0.01% |
| Dec 2025 | 49.2% | 27% | 9.9% | 8.1% | 4.4% | 1.1% | 0.36% | 0.01% |
| Jan 2026 | 40.9% | 33.6% | 10.2% | 8.3% | 5.5% | 1.1% | 0.48% | <0.01% |
| Feb 2026 | 36.8% | 30.1% | 16.6% | 9% | 6% | 0.98% | 0.53% | 0.02% |
| Mar 2026 | 40.1% | 33% | 12.1% | 8.1% | 5.4% | 0.87% | 0.47% | <0.01% |
| Apr 2026 | 43.7% | 29.4% | 10.9% | 8.8% | 5.9% | 0.95% | 0.4% | 0.02% |
| May 2026 | 43.7% | 29.4% | 10.9% | 8.8% | 5.9% | 0.95% | 0.4% | 0.02% |
| Jun 2026 | 38.9% | 31.8% | 11.8% | 9.5% | 6.4% | 1% | 0.56% | 0.01% |
| Jul 2026 | 39% | 31.9% | 11.8% | 9.6% | 6.4% | 0.82% | 0.56% | <0.01% |
| Aug 2026 | 37.2% | 30.4% | 16.8% | 9.1% | 5% | 0.99% | 0.53% | <0.01% |
| Sep 2026 | 38% | 31.1% | 14% | 9.3% | 6.2% | 0.8% | 0.55% | 0.02% |
How has the Fowler and Mahr comparison changed over the last 12 months?
3 findings
- Fowler was ahead of Mahr in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Fowler’s share of searches among micrometer brands worldwide moved from 40.1% to 38%, and its estimated monthly branded searches moved from 110K to 90.5K.
- Across the 12 months ending September 2026, Mahr’s share of searches among micrometer brands worldwide moved from 10% to 14%, and its estimated monthly branded searches moved from 27.4K to 33.4K.
How did search popularity change for micrometer brands worldwide in September 2026?
2 changes

In September 2026, Fowler gained share of searches among micrometer brands worldwide, from 37.2% to 38%.

In September 2026, Mahr lost share of searches among micrometer brands worldwide, from 16.8% to 14%.
How are branded searches counted?
3 search terms
Brandwave collects information about searches that people make online using Fowler’s and Mahr’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.
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