--- title: "How popular is Promax? Searches and AI answers in New Zealand" description: "Promax builds water and septic tanks. 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/nz/brands/promax" publisher: "Brandwave" --- # How popular is Promax? Searches and AI answers in New Zealand Promax builds water and septic tanks. 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**: Promax - **Market**: New Zealand - **Measured month**: Oct 2026 - **Share of Search among water tank brands**: 30.7% ## Where does Promax compete? | Competitive set | Rank | Share of Search | Estimated monthly branded searches | | --- | --- | --- | --- | | Water tank brands | 1 | 30.7% | 2.9K | - [Water tank brands](/demand/nz/categories/nz-water-tank-brands) ## Top water tank brands in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, Promax appeared in all five answers. Promax is the most recommended of the seven. 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 | | --- | --- | --- | --- | --- | | Promax | 1st | 3 of 3 | 2 of 2 | 5 of 5 | | Devan Tanks | 2nd | 3 of 3 | 0 of 2 | 3 of 5 | | Bailey | 2nd | 3 of 3 | 2 of 2 | 5 of 5 | | Devon | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Thin Tanks | Not ranked | 0 of 3 | 1 of 2 | 1 of 5 | | Tankworks | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Rhino Water Tanks | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | ## Every AI answer about water tank brands - Asked ChatGPT "Which water tank brand should I buy in New Zealand?": 1. Devan Tanks, 2. Promax, 3. Bailey - Asked ChatGPT "What are the best water tank brands in New Zealand?": 1. Promax, 2. Bailey, 3. Devan Tanks - Asked ChatGPT "What's the best water tank brand in New Zealand for rainwater storage?": 1. Devan Tanks, 2. Promax, 3. Bailey - Searched Google, AI Overview "water tanks nz": 1. Bailey, 2. Promax - Searched Google, AI Overview "rainwater tank nz": 1. Promax, 2. Bailey, 3. Thin Tanks Not named in any answer: Devon, Tankworks and Rhino Water Tanks. Brands are listed in the order each answer named them. The answers were collected in New Zealand on October 21, 2026. ## How has branded search demand for Promax changed in New Zealand over the last 12 months? - Across the 12 months ending October 2026, estimated monthly branded searches for Promax in New Zealand rose from 2.4K to 2.9K. - Across the 12 months ending October 2026, Promax’s share of searches among water tank brands in New Zealand increased from 27.3% to 30.7%. - Across the 12 months ending October 2026, Promax’s share of searches among water tank brands in New Zealand peaked at 33% in September 2026 and was lowest at 27.3% in November 2025. - Across the 12 months ending October 2026, Promax rose from 3rd to 1st among water tank brands in New Zealand. ## How did search popularity change for New Zealand water tank brands in October 2026? - In October 2026, Devon gained share of searches among water tank brands in New Zealand, from 25.6% to 27.1%. - In October 2026, Devan Tanks gained share of searches among water tank brands in New Zealand, from 24.7% to 25.3%. - In October 2026, Promax lost share of searches among water tank brands in New Zealand, from 33% to 30.7%. - Bailey’s share of searches among water tank brands in New Zealand has gained ground for 3 months in a row, from 12.7% to 14.3% in October 2026. - In October 2026, Tankworks rose from 7th to 6th among water tank brands in New Zealand. - In October 2026, Rhino Water Tanks fell from 6th to 7th among water tank brands in New Zealand. ## Historical estimated branded-search demand | Month | Competitive set | Estimated monthly branded searches | Share of Search | Rank | | --- | --- | --- | --- | --- | | Nov 2025 | Water tank brands | 2.4K | 27.3% | 3 | | Dec 2025 | Water tank brands | 1.7K | 27.6% | 2 | | Jan 2026 | Water tank brands | 2.1K | 28.1% | 1 | | Feb 2026 | Water tank brands | 2.2K | 29.2% | 1 | | Mar 2026 | Water tank brands | 2.5K | 27.4% | 2 | | Apr 2026 | Water tank brands | 2.3K | 30% | 1 | | May 2026 | Water tank brands | 2.1K | 29.3% | 1 | | Jun 2026 | Water tank brands | 2.5K | 28.7% | 2 | | Jul 2026 | Water tank brands | 2.4K | 31.9% | 1 | | Aug 2026 | Water tank brands | 2.9K | 31% | 1 | | Sep 2026 | Water tank brands | 3.2K | 33% | 1 | | Oct 2026 | Water tank brands | 2.9K | 30.7% | 1 | ## How are Promax’s branded searches counted? Brandwave collects information about searches that people make online using Promax’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. - “promax” - “promax diesel tanks” - “promax septic tanks” - “promax slimline tanks” - “promax tanks” - “promax underground tank” - “promax water tanks” ## Which water tank brands compete with Promax? - [Devon](/demand/nz/brands/devon): Head-to-head: /demand/nz/compare/devon-vs-promax - [Devan Tanks](/demand/nz/brands/devan-tanks): Head-to-head: /demand/nz/compare/devan-tanks-vs-promax - [Bailey](/demand/nz/brands/bailey): Head-to-head: /demand/nz/compare/bailey-vs-promax - [Thin Tanks](/demand/nz/brands/thin-tanks): Head-to-head: /demand/nz/compare/promax-vs-thin-tanks - [Tankworks](/demand/nz/brands/tankworks): Head-to-head: /demand/nz/compare/promax-vs-tankworks - [Rhino Water Tanks](/demand/nz/brands/rhino) ## 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. "How popular is Promax? Searches and AI answers in New Zealand". https://gobrandwave.com/demand/nz/brands/promax This page is also available as HTML at https://gobrandwave.com/demand/nz/brands/promax. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.