--- title: "Billi vs Puretec: Which is searched more in Australia?" description: "Is Billi or Puretec more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Water filter brands set in Australia. 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/compare/billi-vs-puretec" publisher: "Brandwave" --- # Billi vs Puretec: Which is searched more in Australia? Is Billi or Puretec more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Water filter brands set in Australia. 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 - **Compared**: Billi and Puretec - **Competitive set**: Water filter brands - **Market**: Australia - **Month measured**: Sep 2026 - **Billi Share of Search**: 12.7% - **Puretec Share of Search**: 15.6% ## Is Billi or Puretec more popular in search? - In September 2026, Puretec had more branded searches than Billi among water filter brands in Australia. Puretec had about 4,400 branded searches, while Billi had 3,600. Puretec made up 15.6% of all water filter brand searches we track, and Billi accounted for 12.7%. - Puretec was ahead of Billi in every measured month of the 12 months ending September 2026. - Across the 12 months ending September 2026, Billi’s share of searches among water filter brands in Australia moved from 12.1% to 12.7%, and its estimated monthly branded searches held steady at 3.6K. - Across the 12 months ending September 2026, Puretec’s share of searches among water filter brands in Australia moved from 14.8% to 15.6%, and its estimated monthly branded searches held steady at 4.4K. ## Top water filter brands in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, Puretec was mentioned in two out of five: in two of the three ChatGPT answers, but not in either of the 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 did search popularity change for Australia water filter brands in September 2026? - 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%. ## Month by month | Month | Billi estimated searches | Billi Share of Search | Billi rank | Puretec estimated searches | Puretec Share of Search | Puretec rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 3.6K | 12.1% | 5 | 4.4K | 14.8% | 4 | | Nov 2025 | 3.6K | 9.7% | 5 | 4.4K | 11.8% | 4 | | Dec 2025 | 2.9K | 8.4% | 5 | 3.6K | 10.4% | 4 | | Jan 2026 | 3.6K | 11.3% | 5 | 5.4K | 16.9% | 4 | | Feb 2026 | 3.6K | 13.5% | 5 | 4.4K | 16.5% | 4 | | Mar 2026 | 3.6K | 12.5% | 5 | 4.4K | 15.2% | 4 | | Apr 2026 | 3.6K | 12.6% | 5 | 4.4K | 15.4% | 4 | | May 2026 | 3.6K | 12.7% | 5 | 4.4K | 15.6% | 4 | | Jun 2026 | 3.6K | 13.4% | 5 | 4.4K | 16.4% | 4 | | Jul 2026 | 3.6K | 12% | 5 | 4.4K | 14.6% | 4 | | Aug 2026 | 3.6K | 11% | 5 | 4.4K | 13.4% | 4 | | Sep 2026 | 3.6K | 12.7% | 5 | 4.4K | 15.6% | 4 | ## How each brand is measured Brandwave collects information about searches that people make online using Billi’s and Puretec’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. - **Billi**: Measured on the search term “billi tap”. - **Puretec**: Measured on the search term “puretec”. - [Billi profile](/demand/au/brands/billi) - [Puretec profile](/demand/au/brands/puretec) - [All water filter brands in Australia](/demand/au/categories/au-water-filter-brands): The set both shares are measured inside, 7 brands. ## Methodology - [How is the Brand Demand Index measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Frequently asked questions ### Is Billi or Puretec more popular in search? In September 2026, Puretec had more branded searches than Billi among water filter brands in Australia. Puretec had about 4,400 branded searches, while Billi had 3,600. Puretec made up 15.6% of all water filter brand searches we track, and Billi accounted for 12.7%. ## Cite this page Brandwave. "Billi vs Puretec: Which is searched more in Australia?". https://gobrandwave.com/demand/au/compare/billi-vs-puretec This page is also available as HTML at https://gobrandwave.com/demand/au/compare/billi-vs-puretec. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.