APEC Water Systems vs Waterdrop:Which is more popular?
In September 2026, Waterdrop had more branded searches than APEC Water Systems among water filter brands worldwide. Waterdrop had about 41,700 branded searches, while APEC Water Systems had 9,900. Waterdrop made up 10% of all water filter brand searches we track, and APEC Water Systems accounted for 2.4%. When we asked ChatGPT and Google AI Overviews about water filter brands, APEC Water Systems appeared in three of the five answers and Waterdrop in two. APEC Water Systems and Waterdrop were each mentioned first in two of the four answers.
Who do people search for more?
Waterdrop, about 4 searches for every 1 for APEC Water Systems
Who does AI mention more?
APEC Water Systems, mentioned in 3 of 5 answers, Waterdrop in 2
Who does AI recommend more?
Each is named first in 2 of 4 answers.
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Top water filter brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, APEC Water Systems was mentioned in three out of five: in all three ChatGPT answers, but not in either of the two Google AI Overviews. Waterdrop was mentioned in two out of five: in one of the three ChatGPT answers and in one of the two Google AI Overviews. APEC Water Systems and Waterdrop were each listed first in two of the four answers.
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.
Brita5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers- Aquasana3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- APEC Water Systems3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Waterdrop2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
PUR2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
BWT0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Puretec0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Philips0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about water filter brands
5 answers
Asked ChatGPT
“Which water filter brand should I buy?”
Asked ChatGPT
“What are the best water filter brands?”
Asked ChatGPT
“What's the best water filter brand for clean drinking water?”
Searched Google, AI Overview
“water filters for home”
Searched Google, AI Overview
“pitcher water filter”
Brands are shown in the order each answer named them. The survey took place in the United States on October 21, 2026.
Is APEC Water Systems or Waterdrop more popular in search?
This chart shows how often people search Google for APEC Water Systems and Waterdrop by name. Each line represents a brand's share of searches for all eight water filter brands we track, month by month, from English-language searches worldwide.
Share of searches by month for Waterdrop, APEC Water Systems. The figures are in the table below the chart.
View monthly share of searches table
| Month | Brita | BWT | Waterdrop | Aquasana | Puretec | APEC Water Systems | Philips | PUR |
|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 47.9% | 26.2% | 9.9% | 7.9% | 3.7% | 2.4% | 1.9% | 0.21% |
| Nov 2025 | 47.6% | 26% | 9.8% | 7.8% | 3.9% | 2.3% | 2.3% | 0.17% |
| Dec 2025 | 50.4% | 22.7% | 10.5% | 8.3% | 3.4% | 2.5% | 2% | 0.18% |
| Jan 2026 | 45.7% | 25% | 11.5% | 9.2% | 3.8% | 2.3% | 2.3% | 0.16% |
| Feb 2026 | 45.4% | 24.9% | 11.4% | 9.1% | 4.1% | 2.7% | 2.2% | 0.16% |
| Mar 2026 | 47.8% | 26.2% | 9.9% | 7.9% | 3.9% | 2.4% | 1.9% | 0.17% |
| Apr 2026 | 50.2% | 22.6% | 10.4% | 8.3% | 3.8% | 2.5% | 2% | 0.18% |
| May 2026 | 45.1% | 30.3% | 9.3% | 7.4% | 3.7% | 2.2% | 1.8% | 0.16% |
| Jun 2026 | 48.6% | 26.6% | 10.1% | 6.6% | 3.6% | 2.4% | 2% | 0.17% |
| Jul 2026 | 51% | 23% | 10.5% | 6.9% | 3.9% | 2.5% | 2.1% | 0.22% |
| Aug 2026 | 54.9% | 20.2% | 9.3% | 7.4% | 3.6% | 2.2% | 2.2% | 0.22% |
| Sep 2026 | 48.4% | 26.5% | 10% | 6.5% | 3.6% | 2.4% | 2.4% | 0.17% |
How has the APEC Water Systems and Waterdrop comparison changed over the last 12 months?
3 findings
- Waterdrop was ahead of APEC Water Systems in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, APEC Water Systems’ share of searches among water filter brands worldwide held steady at 2.4%, and its estimated monthly branded searches held steady at 9.9K.
- Across the 12 months ending September 2026, Waterdrop’s share of searches among water filter brands worldwide moved from 9.9% to 10%, and its estimated monthly branded searches moved from 41.5K to 41.7K.
How did search popularity change for water filter brands worldwide in September 2026?
1 change
In September 2026, Waterdrop gained share of searches among water filter brands worldwide, from 9.3% to 10%.
How are branded searches counted?
5 search terms
Brandwave collects information about searches that people make online using APEC Water Systems’ and Waterdrop’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.
APEC Water Systems
1 branded search term
- apec water systems
Waterdrop
4 branded search terms
- waterdrop dispenser
- waterdrop filter
- waterdrop water dispenser
- waterdrop water filter
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