ENVI vs Rinnai:Which is more popular?
In September 2026, Rinnai had more branded searches than ENVI among panel heater brands worldwide. Rinnai had about 60,500 branded searches, while ENVI had 2,420. Rinnai made up 7.2% of all panel heater brand searches we track, and ENVI accounted for 0.29%. When we asked ChatGPT and Google AI Overviews about panel heater brands, ENVI appeared in one of the five answers and Rinnai in none.
Follow ENVI vs Rinnai and get free monthly updates on what changed
By continuing you'll get index updates and occasional product news from Brandwave. Unsubscribe any time. Privacy
Top panel heater brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, ENVI was mentioned in one out of five: in one of the three ChatGPT answers, but not in either of the two Google AI Overviews. Rinnai 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.
De'Longhi4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Stiebel Eltron2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Dimplex1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
ENVI1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Rinnai0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Goldair0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about panel heater brands
5 answers
Asked ChatGPT
“Which panel heater brand should I go to?”
Asked ChatGPT
“What are the best panel heater brands?”
Asked ChatGPT
“What's the best panel heater brand for a small room?”
Searched Google, AI Overview
“best panel heater”
Searched Google, AI Overview
“panel heater for bedroom”
Brands are shown in the order each answer named them. The survey took place in the United States on October 21, 2026.
Is ENVI or Rinnai more popular in search?
This chart shows how often people search Google for ENVI and Rinnai by name. Each line represents a brand's share of searches for all six panel heater brands we track, month by month, from English-language searches worldwide.
Share of searches by month for Rinnai, ENVI. The figures are in the table below the chart.
View monthly share of searches table
| Month | De'Longhi | Stiebel Eltron | Rinnai | Dimplex | Goldair | ENVI |
|---|---|---|---|---|---|---|
| Oct 2025 | 78.3% | 8.6% | 7% | 5.1% | 0.63% | 0.42% |
| Nov 2025 | 83.4% | 6.2% | 5.1% | 4.6% | 0.45% | 0.37% |
| Dec 2025 | 82.6% | 6.1% | 6.1% | 4.2% | 0.55% | 0.46% |
| Jan 2026 | 75.1% | 10% | 8.3% | 5.3% | 0.74% | 0.52% |
| Feb 2026 | 75.8% | 10.2% | 8.3% | 4.6% | 0.74% | 0.34% |
| Mar 2026 | 76.5% | 10.3% | 8.4% | 3.8% | 0.75% | 0.21% |
| Apr 2026 | 78.4% | 8.6% | 8.6% | 3.4% | 0.77% | 0.22% |
| May 2026 | 78.4% | 8.6% | 8.6% | 3.4% | 0.77% | 0.27% |
| Jun 2026 | 78.1% | 8.6% | 8.6% | 3.9% | 0.77% | 0.14% |
| Jul 2026 | 79.4% | 8.7% | 7.1% | 3.7% | 0.96% | 0.12% |
| Aug 2026 | 78.8% | 8.7% | 8.7% | 3% | 0.77% | 0.12% |
| Sep 2026 | 79.5% | 8.7% | 7.2% | 3.6% | 0.64% | 0.29% |
How has the ENVI and Rinnai comparison changed over the last 12 months?
3 findings
- Rinnai was ahead of ENVI in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, ENVI’s share of searches among panel heater brands worldwide moved from 0.42% to 0.29%, and its estimated monthly branded searches moved from 4.5K to 2.4K.
- Across the 12 months ending September 2026, Rinnai’s share of searches among panel heater brands worldwide moved from 7% to 7.2%, and its estimated monthly branded searches moved from 74K to 60.5K.
How did search popularity change for panel heater brands worldwide in September 2026?
2 changes
In September 2026, Rinnai lost share of searches among panel heater brands worldwide, from 8.7% to 7.2%.
Estimated monthly branded searches for ENVI worldwide fell 45.6% over 12 measured months, from 4.5K to 2.4K in September 2026.
How are branded searches counted?
3 search terms
Brandwave collects information about searches that people make online using ENVI’s and Rinnai’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 panel heater brands
Put your own brand in this comparison
Brandwave tracks your branded demand next to the rival you actually watch, with your campaigns, spend and outcomes on the same timeline.