--- title: "Billi: search popularity in Australia" description: "Billi is an Australian maker of filtered boiling and chilled water taps. 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/au/brands/billi" publisher: "Brandwave" --- # Billi: search popularity in Australia Billi is an Australian maker of filtered boiling and chilled water taps. 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 - **Brand**: Billi - **Market**: Australia - **Measured month**: Sep 2026 - **Share of Search among water filter brands**: 12.7% ## Where the brand sits | Competitive set | Rank | Share of Search | Estimated monthly branded searches | | --- | --- | --- | --- | | Water filter brands | 5 | 12.7% | 3.6K | - [Water filter brands](/demand/au/categories/au-water-filter-brands) ## Top water filter brands in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, Billi did not appear in any of the five answers. Brands get a higher AI rank if they are mentioned earlier in the answers that list options. | Brand | AI rank | ChatGPT answers that named it | Google AI Overviews that named it | All answers that named it | | --- | --- | --- | --- | --- | | Puretec | 1st | 2 of 3 | 0 of 2 | 2 of 5 | | Brita | 2nd | 2 of 3 | 2 of 2 | 4 of 5 | | Waterdrop | 3rd | 3 of 3 | 1 of 2 | 4 of 5 | | Doulton | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Zip Water | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Billi | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Zen Water Systems | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | ## Every AI answer about water filter brands - Asked ChatGPT "Which water filter should I buy for my home in Australia?": 1. Brita, 2. Waterdrop - Asked ChatGPT "What are the best water filter brands in Australia?": 1. Puretec, 2. Brita, 3. Waterdrop - Asked ChatGPT "What's the best filtered water tap for a kitchen?": 1. Puretec, 2. Waterdrop - Searched Google, AI Overview "water filter": 1. Brita, 2. Waterdrop - Searched Google, AI Overview "water filter jug": 1. Brita Not named in any answer: Doulton, Zip Water, Billi and Zen Water Systems. Brands are listed in the order each answer named them. The answers were collected in Australia on October 26, 2026. ## How has branded search demand for Billi changed in Australia over the last 12 months? - Across the 12 months ending September 2026, estimated monthly branded searches for Billi in Australia held steady at 3.6K. - Across the 12 months ending September 2026, Billi’s share of searches among water filter brands in Australia increased from 12.1% to 12.7%. - Across the 12 months ending September 2026, Billi’s share of searches among water filter brands in Australia peaked at 13.5% in February 2026 and was lowest at 8.4% in December 2025. ## How did search popularity change for Australia water filter brands in September 2026? - In September 2026, Brita gained share of searches among water filter brands in Australia, from 13.4% to 15.6%. - In September 2026, Puretec gained share of searches among water filter brands in Australia, from 13.4% to 15.6%. - In September 2026, Billi gained share of searches among water filter brands in Australia, from 11% to 12.7%. - In September 2026, Zip Water gained share of searches among water filter brands in Australia, from 20.8% to 22.3%. - In September 2026, Doulton lost share of searches among water filter brands in Australia, from 36.9% to 28.7%. - Estimated monthly branded searches for Waterdrop in Australia rose 22.2% over 12 measured months, from 720 to 880 in September 2026. ## Historical estimated branded-search demand | Month | Competitive set | Estimated monthly branded searches | Share of Search | Rank | | --- | --- | --- | --- | --- | | Oct 2025 | Water filter brands | 3.6K | 12.1% | 5 | | Nov 2025 | Water filter brands | 3.6K | 9.7% | 5 | | Dec 2025 | Water filter brands | 2.9K | 8.4% | 5 | | Jan 2026 | Water filter brands | 3.6K | 11.3% | 5 | | Feb 2026 | Water filter brands | 3.6K | 13.5% | 5 | | Mar 2026 | Water filter brands | 3.6K | 12.5% | 5 | | Apr 2026 | Water filter brands | 3.6K | 12.6% | 5 | | May 2026 | Water filter brands | 3.6K | 12.7% | 5 | | Jun 2026 | Water filter brands | 3.6K | 13.4% | 5 | | Jul 2026 | Water filter brands | 3.6K | 12% | 5 | | Aug 2026 | Water filter brands | 3.6K | 11% | 5 | | Sep 2026 | Water filter brands | 3.6K | 12.7% | 5 | ## How are Billi’s branded searches counted? Brandwave collects information about searches that people make online using Billi’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. - “billi tap” ## Which water filter brands compete with Billi? - [Doulton](/demand/au/brands/doulton) - [Zip Water](/demand/au/brands/zip-water): Head-to-head: /demand/au/compare/billi-vs-zip-water - [Brita](/demand/au/brands/brita): Head-to-head: /demand/au/compare/billi-vs-brita - [Puretec](/demand/au/brands/puretec): Head-to-head: /demand/au/compare/billi-vs-puretec - [Waterdrop](/demand/au/brands/waterdrop): Head-to-head: /demand/au/compare/billi-vs-waterdrop - [Zen Water Systems](/demand/au/brands/zen-water): Head-to-head: /demand/au/compare/billi-vs-zen-water ## Methodology - [How is the Brand Demand Index measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Cite this page Brandwave. "Billi: search popularity in Australia". https://gobrandwave.com/demand/au/brands/billi This page is also available as HTML at https://gobrandwave.com/demand/au/brands/billi. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.