Brandwave

How popular isRinnai?

In September 2026, people searched for Rinnai by name about 111,000 times worldwide, a 26.9% decrease from the previous year. These searches made up 4% of all global heater searches, placing Rinnai eighth out of ten brands. When we asked both ChatGPT and Google AI Overviews about heaters, Rinnai did not appear in any of the answers.

Search and AI answers in September 2026

Rinnai is the eighth most searched of 10 competitors.

  1. DysonShare of searches 24.5%Mentioned in 1 of 4 AI answers
  2. DreoShare of searches 15.8%Mentioned in 2 of 4 AI answers
  3. De'LonghiShare of searches 15%Mentioned in 1 of 4 AI answers
  4. LaskoShare of searches 12.4%Mentioned in 2 of 4 AI answers
  5. RinnaiShare of searches 4%Mentioned in 0 of 4 AI answers

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Top heaters in ChatGPT and Google AI Overviews

In three ChatGPT questions and one Google AI Overview, Rinnai did not appear in any of the four answers.

Mentioned by AI

Each dot is one answer, filled in when that answer mentions the brand.

  • Dreo2 of 4Named in 2 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • Lasko2 of 4Named in 1 of 3 ChatGPT answersNamed in 1 of 1 Google answers
  • Dyson1 of 4Named in 1 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • De'Longhi1 of 4Named in 1 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • Vornado1 of 4Named in 1 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • Dimplex0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • Honeywell0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • Rinnai0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • DeWalt0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • Russell Hobbs0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers

See every answer about heaters

4 answers

  • Asked ChatGPT

    “Which heater should I go to?”

    1. Asked ChatGPT

      “What are the best heaters?”

      1. 1Dyson
      2. 2Dreo
      3. 3De'Longhi
      4. 4Lasko
      5. 5Vornado

    2. Asked ChatGPT

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

      1. 1Dreo

    3. Searched Google, AI Overview

      “electric heater”

      1. 1Lasko

    4. Searched Google, AI Overview

      “space heater for room”

      Google showed no AI Overview for this search.

    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 19, 2026.

    Which heaters compete with Rinnai?

    Rinnai against heaters worldwide, by month

    Share of searches by month for Dyson, Dreo, De'Longhi, Lasko, Dimplex, Vornado, Honeywell, Rinnai, DeWalt. The figures are in the table below the chart.

    View monthly share of searches table
    MonthDysonDreoDe'LonghiLaskoDimplexVornadoHoneywellRinnaiDeWaltRussell Hobbs
    Oct 202515.5%20.6%11.7%20.5%7.8%9%7.9%1.9%3.8%1.1%
    Nov 202515.5%23.6%10.8%20.2%6.5%8.2%8.4%1.6%4%1%
    Dec 202513.5%28.5%10.6%21.3%3.8%8.4%6.6%1.5%4.8%0.9%
    Jan 202612.1%24.4%12.4%22.6%4.9%8.8%7.1%1.4%5.2%1.1%
    Feb 202613.4%23.7%11.6%20.5%6.5%9.5%7.9%1.9%4.1%0.78%
    Mar 202618.8%21.7%13.8%14.3%10.4%7.4%6.2%3.1%2.9%1.4%
    Apr 202619.4%17.2%21.8%10.3%10.8%7.2%5.5%3.6%2.4%1.8%
    May 202622.9%14.4%28.3%7.9%9.9%4.6%4.2%4.1%1.6%2.2%
    Jun 202623.6%17%30.7%5.6%9.9%4.2%2.7%3.5%1.3%1.7%
    Jul 202623.4%14%32.5%6.2%9.2%4.7%2.8%4%1.4%1.7%
    Aug 202623%11.6%27.2%8.3%10.3%5%4.6%5.1%3.3%1.6%
    Sep 202624.5%15.8%15%12.4%8.5%7.8%7.1%4%3.8%1.1%

    1. 1.Dyson

      24.5%

      Moved from 2nd to 1st. 27.5K estimated branded searches, +56.8% vs prior month. Share +1.5 points.

    2. 2.Dreo

      15.8%

      Moved from 3rd to 2nd. 17.8K estimated branded searches, +101.1% vs prior month. Share +4.2 points.

    3. 3.De'Longhi

      15%

      Moved from 1st to 3rd. 16.8K estimated branded searches, -19% vs prior month. Share -12.3 points.

    4. 4.Lasko

      12.4%

      Moved from 5th to 4th. 13.9K estimated branded searches, +118.9% vs prior month. Share +4.1 points.

    5. 5.Dimplex

      8.5%

      Moved from 4th to 5th. 9.6K estimated branded searches, +22.2% vs prior month. Share -1.7 points.

    6. 6.Vornado

      7.8%

      Moved from 7th to 6th. 8.8K estimated branded searches, +132.1% vs prior month. Share +2.9 points.

    7. 7.Honeywell

      7.1%

      Moved from 8th to 7th. 8K estimated branded searches, +130.2% vs prior month. Share +2.6 points.

    8. 8.Rinnai

      4%

      Moved from 6th to 8th. 4.5K estimated branded searches, +14.5% vs prior month. Share -1.1 points.

    9. 9.DeWalt

      3.8%

      Held 9th. 4.2K estimated branded searches, +68.9% vs prior month. Share +0.5 points.

    10. 10.Russell Hobbs

      1.1%

      Held 10th. 1.2K estimated branded searches, -2.4% vs prior month. Share -0.6 points.

    Rinnai, Dyson and 8 other brands sell other things too, so only their searches that name this product count here, like “rinnai heater”.

    Compare popularity between Rinnai and its closest rivals

    Every comparison with Rinnai

    34 comparisons

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

    4 findings
    • Across the 12 months ending September 2026, estimated monthly branded searches for Rinnai worldwide fell from 152K to 111K.
    • Across the 12 months ending September 2026, Rinnai’s share of searches among heaters worldwide increased from 1.9% to 4%.
    • Across the 12 months ending September 2026, Rinnai’s share of searches among heaters worldwide peaked at 5.1% in August 2026 and was lowest at 1.4% in January 2026.
    • Across the 12 months ending September 2026, Rinnai rose from 9th to 8th among heaters worldwide.

    How did search popularity change for heaters worldwide in September 2026?

    6 changes

    1. In September 2026, Dyson overtook De'Longhi to become the leader among heaters worldwide, with 24.5% of the searches.

    2. In September 2026, Lasko overtook Dimplex to rank 4th among heaters worldwide, with 12.4% of the searches.

    3. In September 2026, Vornado overtook Rinnai to rank 6th among heaters worldwide, with 7.8% of the searches.

    4. In September 2026, Honeywell overtook Rinnai to rank 7th among heaters worldwide, with 7.1% of the searches.

    5. In September 2026, Dreo overtook De'Longhi to rank 2nd among heaters worldwide, with 15.8% of the searches.

    6. In September 2026, De'Longhi lost share of searches among heaters worldwide, from 27.2% to 15%.

    How are Rinnai’s branded searches counted?

    18 search terms

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

    • rinnai
    • rinnai electric heater
    • rinnai fan heater
    • rinnai fire
    • rinnai fireplace
    • rinnai gas fire
    • rinnai gas fireplace
    • rinnai gas water heater
    • rinnai heat pump
    • rinnai heater
    • rinnai hot water
    • rinnai oil heater
    • rinnai panel heater
    • rinnai space heater
    • rinnai tankless
    • rinnai tankless water heater
    • rinnai wall heater
    • rinnai water heater

    Do you work for Rinnai? To request corrections or removal please contact us via our support page and we will be happy to assist.

    How the Brand Demand Index is measured

    Where does Rinnai compete?

    Rinnai is ranked in six competitor sets. Each share is worked out among that set's brands, so it differs from set to set.
    Competitor setRankShare of searchesRanking
    Gas water heater brands2nd of 432.2%Show ranking
    Heaters8th of 104%Shown above
    Tankless water heater brands5th of 62%Show ranking
    Heat pump brands8th of 93.1%Show ranking
    Fireplace brands8th of 92.8%Show ranking
    Panel heater brands3rd of 622.6%Show ranking
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