EcoSmart vs Takagi:Which is more popular?
In September 2026, Takagi had more branded searches than EcoSmart among tankless water heater brands worldwide. Takagi had about 1,900 branded searches, while EcoSmart had 480. Takagi made up 2.4% of all tankless water heater brand searches we track, and EcoSmart accounted for 0.61%. When we asked ChatGPT and Google AI Overviews about tankless water heater brands, neither EcoSmart nor Takagi appeared in any of the five answers.
Who do people search for more?
Takagi, about 4 searches for every 1 for EcoSmart
Who does AI mention more?
Both were mentioned in 0 of 5 answers.
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Top tankless water heater brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, neither EcoSmart nor Takagi showed up 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.
Navien3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Rheem3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Rinnai3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Noritz1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers- Takagi0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
EcoSmart0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about tankless water heater brands
5 answers
Asked ChatGPT
“What's the best tankless water heater?”
Asked ChatGPT
“Which tankless water heater brand is most reliable?”
Asked ChatGPT
“Should I get a gas or electric tankless water heater?”
Searched Google, AI Overview
“tankless water heater”
Searched Google, AI Overview
“best tankless water heater”
Brands are shown in the order each answer named them. The survey took place in the United States on October 27, 2026.
Is EcoSmart or Takagi more popular in search?
This chart shows how often people search Google for EcoSmart and Takagi by name. Each line represents a brand's share of searches for all six tankless water heater brands we track, month by month, from English-language searches worldwide.
Share of searches by month for Takagi, EcoSmart. The figures are in the table below the chart.
View monthly share of searches table
| Month | Navien | Rheem | Noritz | Takagi | Rinnai | EcoSmart |
|---|---|---|---|---|---|---|
| Oct 2025 | 68.8% | 20.5% | 6.1% | 2.7% | 1.5% | 0.54% |
| Nov 2025 | 71.1% | 17.4% | 6.3% | 2.8% | 1.5% | 0.84% |
| Dec 2025 | 64.1% | 23.4% | 7% | 3.1% | 1.6% | 0.76% |
| Jan 2026 | 64.4% | 24.9% | 6.1% | 2.7% | 1.4% | 0.54% |
| Feb 2026 | 68.7% | 20.4% | 6.1% | 2.7% | 1.7% | 0.36% |
| Mar 2026 | 67.4% | 22.6% | 5.5% | 2.4% | 1.6% | 0.49% |
| Apr 2026 | 58.6% | 31.8% | 5.2% | 2.3% | 1.5% | 0.57% |
| May 2026 | 53.7% | 35.7% | 5.8% | 2.6% | 1.7% | 0.52% |
| Jun 2026 | 67.4% | 20% | 7.3% | 2.6% | 2.2% | 0.53% |
| Jul 2026 | 67.2% | 21.3% | 6.3% | 2.8% | 1.9% | 0.46% |
| Aug 2026 | 67.2% | 20% | 7.3% | 2.6% | 2.2% | 0.8% |
| Sep 2026 | 72.9% | 15.3% | 6.8% | 2.4% | 2% | 0.61% |
How has the EcoSmart and Takagi comparison changed over the last 12 months?
3 findings
- Takagi was ahead of EcoSmart in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, EcoSmart’s share of searches among tankless water heater brands worldwide moved from 0.54% to 0.61%, and its estimated monthly branded searches moved from 590 to 480.
- Across the 12 months ending September 2026, Takagi’s share of searches among tankless water heater brands worldwide moved from 2.7% to 2.4%, and its estimated monthly branded searches moved from 2.9K to 1.9K.
How did search popularity change for tankless water heater brands worldwide in September 2026?
2 changes
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using EcoSmart’s and Takagi’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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