Dexcom vs Medtronic:Which is more popular?
In October 2026, Dexcom had more branded searches than Medtronic among continuous glucose monitor brands worldwide. Dexcom had about 301,000 branded searches, while Medtronic had 1,600. Dexcom made up 52.1% of all continuous glucose monitor brand searches we track, and Medtronic accounted for 0.28%. When we asked ChatGPT and Google AI Overviews about continuous glucose monitor brands, Dexcom appeared in all five answers and Medtronic in three. Dexcom was mentioned before Medtronic in every answer.
Who do people search for more?
Dexcom, about 188 searches for every 1 for Medtronic
Who does AI mention more?
Dexcom, mentioned in every answer we collected
Who does AI recommend more?
Dexcom, named ahead of Medtronic in every answer
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Top continuous glucose monitor brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Dexcom appeared in all five answers. Medtronic was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. Dexcom was listed before Medtronic in every answer.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
- Dexcom1st
FreeStyle Libre2nd
Medtronic3rd
LinX–
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
- Dexcom5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- FreeStyle Libre5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Medtronic3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- LinX0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about continuous glucose monitor brands
5 answers
Asked ChatGPT
“Which continuous glucose monitor brand should I buy?”
Asked ChatGPT
“What are the best continuous glucose monitor brands?”
Asked ChatGPT
“What's the best continuous glucose monitor brand for diabetes management?”
Searched Google, AI Overview
“continuous glucose monitor”
Searched Google, AI Overview
“cgm for diabetes”
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 20, 2026.
Is Dexcom or Medtronic more popular in search?
This chart shows how often people search Google for Dexcom and Medtronic by name. Each line represents a brand's share of searches for all four continuous glucose monitor brands we track, month by month, from English-language searches worldwide.
Share of searches by month for Dexcom, Medtronic. The figures are in the table below the chart.
View monthly share of searches table
| Month | Dexcom | FreeStyle Libre | LinX | Medtronic |
|---|---|---|---|---|
| Nov 2025 | 44% | 36% | 19.7% | 0.34% |
| Dec 2025 | 44% | 36% | 19.7% | 0.29% |
| Jan 2026 | 49.1% | 32.8% | 17.9% | 0.26% |
| Feb 2026 | 44% | 36% | 19.7% | 0.29% |
| Mar 2026 | 47.1% | 31.5% | 21.1% | 0.25% |
| Apr 2026 | 49.1% | 32.8% | 17.9% | 0.26% |
| May 2026 | 49.1% | 32.8% | 17.9% | 0.26% |
| Jun 2026 | 52.1% | 28.6% | 19% | 0.28% |
| Jul 2026 | 52.1% | 28.6% | 19% | 0.28% |
| Aug 2026 | 52.1% | 28.6% | 19% | 0.28% |
| Sep 2026 | 52.1% | 28.6% | 19% | 0.28% |
| Oct 2026 | 52.1% | 28.6% | 19% | 0.28% |
How has branded search for Dexcom and Medtronic changed worldwide over the last 12 months?
3 findings
- Dexcom was ahead of Medtronic in every measured month of the 12 months ending October 2026.
- Across the 12 months ending October 2026, Dexcom’s share of searches among continuous glucose monitor brands worldwide moved from 44% to 52.1%, and its estimated monthly branded searches moved from 246K to 301K.
- Across the 12 months ending October 2026, Medtronic’s share of searches among continuous glucose monitor brands worldwide moved from 0.34% to 0.28%, and its estimated monthly branded searches moved from 1.9K to 1.6K.
How did search popularity change for continuous glucose monitor brands worldwide in October 2026?
2 changes
How are Dexcom’s and Medtronic’s branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using Dexcom’s and Medtronic’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 continuous glucose monitor brands
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