--- title: "Hot water brands: Which are searched most?" description: "Compare the hot water cylinder brands people buy. Share of Search among Bosch, Rheem, Rinnai, Stiebel Eltron and Dux, the hot water brands Brandwave compares worldwide, using the same methodology, market, and reporting period. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time." canonical: "https://gobrandwave.com/demand/global-en/categories/hot-water-brands" publisher: "Brandwave" --- # Hot water brands: Which are searched most? Compare the hot water cylinder brands people buy. Share of Search among Bosch, Rheem, Rinnai, Stiebel Eltron and Dux, the hot water brands Brandwave compares worldwide, using the same methodology, market, and reporting period. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time. ## Key facts - **Competitive set**: Hot water brands - **Market**: Global - **Brands compared**: 5 - **Month measured**: Aug 2026 - **Highest Share of Search**: Bosch, 48% ## Which brand is most popular in search among hot water brands worldwide? - In August 2026, Bosch was the most searched among hot water brands worldwide, with an estimated 206K branded searches and 48% estimated Share of Search within this set. - Rheem is in 2nd place, 30.8 percentage points behind at 17.2% Share of Search. - Across the 11 months ending August 2026, Bosch’s estimated Share of Search among hot water brands worldwide increased from 46.4% to 48%. - Across the 11 months ending August 2026, Rheem’s estimated Share of Search among hot water brands worldwide increased from 16.6% to 17.2%. - Across the 11 months ending August 2026, Rinnai’s estimated Share of Search among hot water brands worldwide increased from 16.6% to 17.2%. - Across the 11 months ending August 2026, Stiebel Eltron’s estimated Share of Search among hot water brands worldwide decreased from 20.2% to 17.2%. - Across the 11 months ending August 2026, Bosch’s estimated Share of Search among hot water brands worldwide peaked at 48% in August 2026 and was lowest at 37.1% in February 2026. - Across the 11 months ending August 2026, Rheem’s estimated Share of Search among hot water brands worldwide peaked at 19.5% in June 2026 and was lowest at 16.5% in January 2026. - Across the 11 months ending August 2026, Rinnai’s estimated Share of Search among hot water brands worldwide peaked at 20.2% in January 2026 and was lowest at 15.9% in June 2026. - Across the 11 months ending August 2026, Stiebel Eltron’s estimated Share of Search among hot water brands worldwide peaked at 24.6% in January 2026 and was lowest at 17.2% in August 2026. - Across the 11 months ending August 2026, Rheem rose from 3rd to 2nd among hot water brands worldwide. - Across the 11 months ending August 2026, Rinnai rose from 4th to 3rd among hot water brands worldwide. - Across the 11 months ending August 2026, Stiebel Eltron fell from 2nd to 4th among hot water brands worldwide. - Across the 11 months ending August 2026, Dux held steady: its estimated Share of Search among hot water brands worldwide moved less than 0.5 percentage points. ## Compare search popularity between leading brands - [Bosch vs Rheem: compare search popularity](/demand/global-en/compare/bosch-vs-rheem): 48% against 17.2% Share of Search. - [Bosch vs Rinnai: compare search popularity](/demand/global-en/compare/bosch-vs-rinnai): 48% against 17.2% Share of Search. - [Bosch vs Stiebel Eltron: compare search popularity](/demand/global-en/compare/bosch-vs-stiebel-eltron): 48% against 17.2% Share of Search. - [Rheem vs Rinnai: compare search popularity](/demand/global-en/compare/rheem-vs-rinnai): 17.2% Share of Search each. - [Rheem vs Stiebel Eltron: compare search popularity](/demand/global-en/compare/rheem-vs-stiebel-eltron): 17.2% Share of Search each. - [Rinnai vs Stiebel Eltron: compare search popularity](/demand/global-en/compare/rinnai-vs-stiebel-eltron): 17.2% Share of Search each. ## How did search popularity change for hot water brands worldwide in August 2026? - In August 2026, Rinnai overtook Stiebel Eltron to rank 3rd among hot water brands worldwide, at 17.2%. - In August 2026, Bosch gained estimated Share of Search among hot water brands worldwide, from 44.8% to 48%. - In August 2026, Rheem lost estimated Share of Search among hot water brands worldwide, from 19.5% to 17.2%. - In August 2026, Stiebel Eltron lost estimated Share of Search among hot water brands worldwide, from 19.5% to 17.2%. - Estimated monthly branded searches for Dux worldwide fell 23.1% over 11 measured months, from 1.3K to 1K in August 2026. ## Share of Search ranking | Rank | Brand | Share of Search | Estimated monthly branded searches | Change vs prior month | Owned by | | --- | --- | --- | --- | --- | --- | | 1 | Bosch | 48% | 206K | +21.2% | Bosch | | 2 | Rheem | 17.2% | 74K | 0.0% | Rheem | | 3 | Rinnai | 17.2% | 74K | +22.3% | Rinnai | | 4 | Stiebel Eltron | 17.2% | 74K | 0.0% | Stiebel Eltron | | 5 | Dux | 0.23% | 1K | 0.0% | Dux | ## Historical estimated branded-search demand | Month | Brand | Estimated monthly branded searches | Share of Search | Rank | | --- | --- | --- | --- | --- | | Oct 2025 | Bosch | 207K | 46.4% | 1 | | Oct 2025 | Stiebel Eltron | 90.5K | 20.2% | 2 | | Oct 2025 | Rheem | 74K | 16.6% | 3 | | Oct 2025 | Rinnai | 74K | 16.6% | 4 | | Oct 2025 | Dux | 1.3K | 0.29% | 5 | | Nov 2025 | Bosch | 171K | 41.7% | 1 | | Nov 2025 | Stiebel Eltron | 90.5K | 22% | 2 | | Nov 2025 | Rheem | 74K | 18% | 3 | | Nov 2025 | Rinnai | 74K | 18% | 4 | | Nov 2025 | Dux | 1K | 0.24% | 5 | | Dec 2025 | Bosch | 171K | 43.5% | 1 | | Dec 2025 | Rheem | 74K | 18.8% | 2 | | Dec 2025 | Rinnai | 74K | 18.8% | 3 | | Dec 2025 | Stiebel Eltron | 74K | 18.8% | 4 | | Dec 2025 | Dux | 880 | 0.22% | 5 | | Jan 2026 | Bosch | 172K | 38.4% | 1 | | Jan 2026 | Stiebel Eltron | 110K | 24.6% | 2 | | Jan 2026 | Rinnai | 90.5K | 20.2% | 3 | | Jan 2026 | Rheem | 74K | 16.5% | 4 | | Jan 2026 | Dux | 1K | 0.22% | 5 | | Feb 2026 | Bosch | 141K | 37.1% | 1 | | Feb 2026 | Stiebel Eltron | 90.5K | 23.8% | 2 | | Feb 2026 | Rheem | 74K | 19.4% | 3 | | Feb 2026 | Rinnai | 74K | 19.4% | 4 | | Feb 2026 | Dux | 1K | 0.26% | 5 | | Mar 2026 | Bosch | 171K | 41.7% | 1 | | Mar 2026 | Stiebel Eltron | 90.5K | 22% | 2 | | Mar 2026 | Rheem | 74K | 18% | 3 | | Mar 2026 | Rinnai | 74K | 18% | 4 | | Mar 2026 | Dux | 1K | 0.24% | 5 | | Apr 2026 | Bosch | 171K | 43.4% | 1 | | Apr 2026 | Rheem | 74K | 18.8% | 2 | | Apr 2026 | Rinnai | 74K | 18.8% | 3 | | Apr 2026 | Stiebel Eltron | 74K | 18.8% | 4 | | Apr 2026 | Dux | 1K | 0.25% | 5 | | May 2026 | Bosch | 171K | 43.4% | 1 | | May 2026 | Rheem | 74K | 18.8% | 2 | | May 2026 | Rinnai | 74K | 18.8% | 3 | | May 2026 | Stiebel Eltron | 74K | 18.8% | 4 | | May 2026 | Dux | 1K | 0.25% | 5 | | Jun 2026 | Bosch | 170K | 44.8% | 1 | | Jun 2026 | Rheem | 74K | 19.5% | 2 | | Jun 2026 | Stiebel Eltron | 74K | 19.5% | 3 | | Jun 2026 | Rinnai | 60.5K | 15.9% | 4 | | Jun 2026 | Dux | 1K | 0.26% | 5 | | Jul 2026 | Bosch | 170K | 44.8% | 1 | | Jul 2026 | Rheem | 74K | 19.5% | 2 | | Jul 2026 | Stiebel Eltron | 74K | 19.5% | 3 | | Jul 2026 | Rinnai | 60.5K | 15.9% | 4 | | Jul 2026 | Dux | 1K | 0.26% | 5 | | Aug 2026 | Bosch | 206K | 48% | 1 | | Aug 2026 | Rheem | 74K | 17.2% | 2 | | Aug 2026 | Rinnai | 74K | 17.2% | 3 | | Aug 2026 | Stiebel Eltron | 74K | 17.2% | 4 | | Aug 2026 | Dux | 1K | 0.23% | 5 | | Sep 2026 | Bosch | — | — | — | | Sep 2026 | Dux | — | — | — | | Sep 2026 | Rheem | — | — | — | | Sep 2026 | Rinnai | — | — | — | | Sep 2026 | Stiebel Eltron | — | — | — | ## What is being compared - **Bosch**: Measured on the search terms “bosch washer”, “bosch washing machine” and “bosch-home com”, summed into one figure. - **Dux**: Measured on the search term “dux hot water”. - **Rheem**: Measured on the search term “rheem”. - **Rinnai**: Measured on the search term “rinnai”. - **Stiebel Eltron**: Measured on the search term “stiebel eltron”. - [Bosch](/demand/global-en/brands/bosch) - [Dux](/demand/global-en/brands/dux) - [Rheem](/demand/global-en/brands/rheem) - [Rinnai](/demand/global-en/brands/rinnai) - [Stiebel Eltron](/demand/global-en/brands/stiebel-eltron) ## Methodology - [How is branded search demand measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Frequently asked questions ### Which brand is most popular in search among hot water brands worldwide? In August 2026, Bosch was the most searched among hot water brands worldwide, with an estimated 206K branded searches and 48% estimated Share of Search within this set. These are worldwide searches for English-language branded terms. ## Cite this page Brandwave. "Hot water brands: Which are searched most?". https://gobrandwave.com/demand/global-en/categories/hot-water-brands This page is also available as HTML at https://gobrandwave.com/demand/global-en/categories/hot-water-brands. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.