Brandwave

How popular isStiebel Eltron?

In September 2026, people searched for Stiebel Eltron by name about 74,000 times worldwide, an 18.2% decrease from the previous year. These searches made up 8.7% of all global panel heater brand searches, placing Stiebel Eltron second out of six brands. When we asked both ChatGPT and Google AI Overviews about panel heater brands, Stiebel Eltron appeared in two of the five answers and was the second most recommended of the six.

Search and AI answers in September 2026

Stiebel Eltron is the second most searched of 6 competitors and the second most recommended in AI answers.

  1. De'LonghiShare of searches 79.5%Mentioned in 4 of 5 AI answersPlace in AI recommendations 1st
  2. Stiebel EltronShare of searches 8.7%Mentioned in 2 of 5 AI answersPlace in AI recommendations 2nd
  3. RinnaiShare of searches 7.2%Mentioned in 0 of 5 AI answersPlace in AI recommendations –
  4. DimplexShare of searches 3.6%Mentioned in 1 of 5 AI answersPlace in AI recommendations 3rd
  5. GoldairShare of searches 0.64%Mentioned in 0 of 5 AI answersPlace in AI recommendations –

+1 more

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Top panel heater brands in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Stiebel Eltron was mentioned in two out of five: in two of the three ChatGPT answers, but not in either of the two Google AI Overviews. Stiebel Eltron is the second most recommended of the six.

Most recommended by AI

Brands get a higher ranking if they are mentioned earlier in the answers.

  1. De'Longhi1st
  2. Stiebel Eltron2nd
  3. Dimplex3rd
  4. ENVI4th
  5. Rinnai–
  6. Goldair–

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?”

    1. 1Stiebel Eltron
    2. 2De'Longhi
    3. 3ENVI

  • Asked ChatGPT

    “What are the best panel heater brands?”

    1. 1Stiebel Eltron
    2. 2De'Longhi

  • Asked ChatGPT

    “What's the best panel heater brand for a small room?”

    1. 1De'Longhi
    2. 2Dimplex

  • Searched Google, AI Overview

    “best panel heater”

    1. 1De'Longhi

  • Searched Google, AI Overview

    “panel heater for bedroom”

    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 21, 2026.

    Which panel heater brands compete with Stiebel Eltron?

    Stiebel Eltron against panel heater brands worldwide, by month

    Share of searches by month for De'Longhi, Stiebel Eltron, Rinnai, Dimplex. The figures are in the table below the chart.

    View monthly share of searches table
    MonthDe'LonghiStiebel EltronRinnaiDimplexGoldairENVI
    Oct 202578.3%8.6%7%5.1%0.63%0.42%
    Nov 202583.4%6.2%5.1%4.6%0.45%0.37%
    Dec 202582.6%6.1%6.1%4.2%0.55%0.46%
    Jan 202675.1%10%8.3%5.3%0.74%0.52%
    Feb 202675.8%10.2%8.3%4.6%0.74%0.34%
    Mar 202676.5%10.3%8.4%3.8%0.75%0.21%
    Apr 202678.4%8.6%8.6%3.4%0.77%0.22%
    May 202678.4%8.6%8.6%3.4%0.77%0.27%
    Jun 202678.1%8.6%8.6%3.9%0.77%0.14%
    Jul 202679.4%8.7%7.1%3.7%0.96%0.12%
    Aug 202678.8%8.7%8.7%3%0.77%0.12%
    Sep 202679.5%8.7%7.2%3.6%0.64%0.29%

    1. 1.De'Longhi

      79.5%

      Held 1st. 673K estimated branded searches, 0% vs prior month. Share +0.7 points.

    2. 2.Stiebel Eltron

      8.7%

      Moved from 3rd to 2nd. 74K estimated branded searches, 0% vs prior month. Share +0.1 points.

    3. 3.Rinnai

      7.2%

      Moved from 2nd to 3rd. 60.5K estimated branded searches, -18.2% vs prior month. Share -1.5 points.

    4. 4.Dimplex

      3.6%

      Held 4th. 30.8K estimated branded searches, +20.8% vs prior month. Share +0.7 points.

    5. 5.Goldair

      0.64%

      Held 5th. 5.4K estimated branded searches, -18.2% vs prior month. Share -0.1 points.

    6. 6.ENVI

      0.29%

      Held 6th. 2.4K estimated branded searches, +139.6% vs prior month. Share +0.2 points.

    Compare popularity between Stiebel Eltron and its closest rivals

    Every comparison with Stiebel Eltron

    8 comparisons

    How has branded search demand for Stiebel Eltron changed worldwide over the last 12 months?

    2 findings
    • Across the 12 months ending September 2026, estimated monthly branded searches for Stiebel Eltron worldwide fell from 90.5K to 74K.
    • Across the 12 months ending September 2026, Stiebel Eltron’s share of searches among panel heater brands worldwide peaked at 10.3% in March 2026 and was lowest at 6.1% in December 2025.

    How did search popularity change for panel heater brands worldwide in September 2026?

    6 changes

    1. In September 2026, De'Longhi gained share of searches among panel heater brands worldwide, from 78.8% to 79.5%.

    2. In September 2026, Dimplex gained share of searches among panel heater brands worldwide, from 3% to 3.6%.

    3. In September 2026, Rinnai lost share of searches among panel heater brands worldwide, from 8.7% to 7.2%.

    4. In September 2026, Stiebel Eltron rose from 3rd to 2nd among panel heater brands worldwide.

    5. Estimated monthly branded searches for ENVI worldwide fell 45.6% over 12 measured months, from 4.5K to 2.4K in September 2026.

    6. Estimated monthly branded searches for Goldair worldwide fell 18.2% over 12 measured months, from 6.6K to 5.4K in September 2026.

    How are Stiebel Eltron’s branded searches counted?

    1 search term

    Brandwave collects information about searches that people make online using Stiebel Eltron’s name. When viewed over time, estimated search volumes for this branded term can be used to understand whether interest in the brand is growing, holding steady, or fading.

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    How the Brand Demand Index is measured

    Where does Stiebel Eltron compete?

    Stiebel Eltron is ranked in two competitor sets. Each share is worked out among that set's brands, so it differs from set to set.
    Competitor setRankShare of searchesRanking
    Panel heater brands2nd of 68.7%Shown above
    Heat pump water heating brands2nd of 530.3%Show ranking
    Creator with pink hair and a pink jacket

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