iSpring vs LG:Which is more popular?
In September 2026, LG had more branded searches than iSpring among water purifier brands worldwide. LG had about 18,100 branded searches, while iSpring had 16,200. LG made up 3.6% of all water purifier brand searches we track, and iSpring accounted for 3.2%. When we asked ChatGPT and Google AI Overviews about water purifier brands, iSpring appeared in three of the five answers and LG in none.
Who do people search for more?
LG, about 12% more searches than iSpring
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Top water purifier brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, iSpring was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. LG did not appear in any of the five 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.
- AquaTru5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Ro5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers- Aquasana4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Brita3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
iSpring3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers- APEC Water Systems3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Coway0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers- LG0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about water purifier brands
5 answers
Asked ChatGPT
“Which water purifier brand should I buy?”
Asked ChatGPT
“What are the best water purifier brands?”
Asked ChatGPT
“What's the best water purifier brand for clean drinking water?”
Searched Google, AI Overview
“best water purifier”
Searched Google, AI Overview
“home water purifier”
Brands are shown in the order each answer named them. The survey took place in the United States on October 21, 2026.
Is iSpring or LG more popular in search?
This chart shows how often people search Google for iSpring and LG by name. Each line represents a brand's share of searches for all eight water purifier brands we track, month by month, from English-language searches worldwide.
Share of searches by month for LG, iSpring. The figures are in the table below the chart.
View monthly share of searches table
| Month | Brita | Coway | AquaTru | Aquasana | Ro | LG | iSpring | APEC Water Systems |
|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 40% | 32.8% | 6.6% | 6.6% | 4.4% | 4.4% | 3.2% | 2% |
| Nov 2025 | 38.7% | 31.7% | 9.5% | 6.4% | 3.5% | 5.2% | 3.1% | 1.9% |
| Dec 2025 | 42.2% | 28.4% | 8.5% | 7% | 3.8% | 4.7% | 3.4% | 2.1% |
| Jan 2026 | 38.2% | 31.4% | 7.7% | 7.7% | 5.2% | 4.2% | 3.8% | 1.9% |
| Feb 2026 | 37.2% | 30.4% | 9.1% | 7.5% | 5% | 5% | 3.6% | 2.2% |
| Mar 2026 | 38.8% | 31.8% | 7.8% | 6.4% | 5.2% | 4.3% | 3.8% | 1.9% |
| Apr 2026 | 38.1% | 31.3% | 9.4% | 6.3% | 5.1% | 4.2% | 3.8% | 1.9% |
| May 2026 | 38.5% | 31.6% | 9.5% | 6.3% | 4.2% | 4.2% | 3.8% | 1.9% |
| Jun 2026 | 39.9% | 32.7% | 8% | 5.4% | 4.4% | 4.4% | 3.2% | 2% |
| Jul 2026 | 39.9% | 32.7% | 8% | 5.4% | 4.4% | 4.4% | 3.2% | 2% |
| Aug 2026 | 43.2% | 29% | 8.7% | 5.8% | 4.8% | 3.9% | 2.8% | 1.7% |
| Sep 2026 | 40.2% | 33% | 8.1% | 5.4% | 4.4% | 3.6% | 3.2% | 2% |
How has the iSpring and LG comparison changed over the last 12 months?
3 findings
- LG was ahead of iSpring in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, iSpring’s share of searches among water purifier brands worldwide held steady at 3.2%, and its estimated monthly branded searches held steady at 16.2K.
- Across the 12 months ending September 2026, LG’s share of searches among water purifier brands worldwide moved from 4.4% to 3.6%, and its estimated monthly branded searches moved from 22.2K to 18.1K.
How did search popularity change for water purifier brands worldwide in September 2026?
1 change
Estimated monthly branded searches for LG worldwide fell 18.5% over 12 measured months, from 22.2K to 18.1K in September 2026.
How are branded searches counted?
3 search terms
Brandwave collects information about searches that people make online using iSpring’s and LG’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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