Hydro Flask vs Nalgene:Which is more popular?
In September 2026, Hydro Flask had more branded searches than Nalgene among drink bottle brands worldwide. Hydro Flask had about 450,000 branded searches, while Nalgene had 131,000. Hydro Flask made up 50.6% of all drink bottle brand searches we track, and Nalgene accounted for 14.7%. When we asked ChatGPT and Google AI Overviews about drink bottle brands, Hydro Flask appeared in all five answers and Nalgene in three. Hydro Flask was mentioned before Nalgene in every answer.
Who do people search for more?
Hydro Flask, about 3 searches for every 1 for Nalgene
Who does AI mention more?
Hydro Flask, mentioned in every answer we collected
Who does AI recommend more?
Hydro Flask, named ahead of Nalgene in every answer
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Top drink bottle brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Hydro Flask appeared in all five answers. Nalgene was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. Hydro Flask was listed before Nalgene in every answer.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Owala1st- Hydro Flask2nd
YETI3rd
Stanley4th
Nalgene5th
Frank Green–
Chilly's–
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
- Hydro Flask5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Owala5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- YETI4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Nalgene3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Stanley3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Frank Green0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Chilly's0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about drink bottle brands
5 answers
Asked ChatGPT
“Which drink bottle brand should I buy?”
Asked ChatGPT
“What are the best drink bottle brands?”
Asked ChatGPT
“What's the best drink bottle brand for everyday hydration?”
Searched Google, AI Overview
“best drink bottle”
Searched Google, AI Overview
“insulated water bottle”
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 Hydro Flask or Nalgene more popular in search?
This chart shows how often people search Google for Hydro Flask and Nalgene by name. Each line represents a brand's share of searches for all seven drink bottle brands we track, month by month, from English-language searches worldwide.
Share of searches by month for Hydro Flask, Nalgene. The figures are in the table below the chart.
View monthly share of searches table
| Month | Hydro Flask | Frank Green | Nalgene | Chilly's | Stanley | Owala | YETI |
|---|---|---|---|---|---|---|---|
| Oct 2025 | 53% | 15.9% | 12.6% | 13% | 4.8% | 0.42% | 0.28% |
| Nov 2025 | 53.6% | 19.6% | 10.4% | 10.8% | 4.8% | 0.53% | 0.29% |
| Dec 2025 | 53.6% | 19.6% | 10.4% | 10.8% | 4.8% | 0.53% | 0.29% |
| Jan 2026 | 51.5% | 15.4% | 12.3% | 15.5% | 4.6% | 0.41% | 0.27% |
| Feb 2026 | 53% | 15.9% | 12.6% | 13% | 4.8% | 0.52% | 0.28% |
| Mar 2026 | 50.9% | 15.3% | 14.8% | 12.5% | 5.6% | 0.61% | 0.27% |
| Apr 2026 | 51.5% | 15.4% | 15% | 12.6% | 4.6% | 0.62% | 0.27% |
| May 2026 | 52.2% | 12.8% | 16.2% | 12.8% | 4.7% | 0.94% | 0.42% |
| Jun 2026 | 51.6% | 12.6% | 16.1% | 12.6% | 5.7% | 0.76% | 0.62% |
| Jul 2026 | 56.1% | 13.8% | 14.3% | 9.3% | 5.1% | 1% | 0.45% |
| Aug 2026 | 56.9% | 14% | 13.5% | 9.3% | 5.1% | 0.84% | 0.3% |
| Sep 2026 | 50.6% | 15.2% | 14.7% | 12.4% | 5.6% | 1.1% | 0.33% |
How has the Hydro Flask and Nalgene comparison changed over the last 12 months?
3 findings
- Hydro Flask was ahead of Nalgene in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Hydro Flask’s share of searches among drink bottle brands worldwide moved from 53% to 50.6%, and its estimated monthly branded searches moved from 550K to 450K.
- Across the 12 months ending September 2026, Nalgene’s share of searches among drink bottle brands worldwide moved from 12.6% to 14.7%, and its estimated monthly branded searches held steady at 131K.
How did search popularity change for drink bottle brands worldwide in September 2026?
2 changes
In September 2026, Nalgene gained share of searches among drink bottle brands worldwide, from 13.5% to 14.7%.
In September 2026, Hydro Flask lost share of searches among drink bottle brands worldwide, from 56.9% to 50.6%.
How are branded searches counted?
3 search terms
Brandwave collects information about searches that people make online using Hydro Flask’s and Nalgene’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.
Hydro Flask
1 branded search term
- hydro flask
Nalgene
2 branded search terms
- nalgene
- nalgene water bottle
Other head-to-heads among drink bottle brands
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