--- title: "Coles vs IGA: Which is searched more in Australia?" description: "Is Coles or IGA more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Supermarkets 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/coles-vs-iga" publisher: "Brandwave" --- # Coles vs IGA: Which is searched more in Australia? Is Coles or IGA more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Supermarkets 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**: Coles and IGA - **Competitive set**: Supermarkets - **Market**: Australia - **Month measured**: Sep 2026 - **Coles Share of Search**: 33.2% - **IGA Share of Search**: 5.6% ## Is Coles or IGA more popular in search? - In September 2026, Coles had more branded searches than IGA among supermarkets in Australia. Coles had about 3 million branded searches, while IGA had 506,000. Coles made up 33.2% of all supermarket searches we track, and IGA accounted for 5.6%. - Coles was ahead of IGA in every measured month of the 12 months ending September 2026. - Across the 12 months ending September 2026, Coles’ share of searches among supermarkets in Australia moved from 35.1% to 33.2%, and its estimated monthly branded searches moved from 3.7M to 3M. - Across the 12 months ending September 2026, IGA’s share of searches among supermarkets in Australia moved from 5.7% to 5.6%, and its estimated monthly branded searches moved from 590K to 506K. ## Top supermarkets in ChatGPT and Google AI Overviews In three ChatGPT questions and one Google AI Overview, Coles appeared in all four answers. IGA was mentioned in three out of four: in all three ChatGPT answers, but not in the Google AI Overview. Coles was listed before IGA in every answer. 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 | | --- | --- | --- | --- | --- | | Woolworths | 1st | 3 of 3 | 1 of 1 | 4 of 4 | | Coles | 2nd | 3 of 3 | 1 of 1 | 4 of 4 | | Aldi | 3rd | 3 of 3 | 0 of 1 | 3 of 4 | | Harris Farm Markets | 4th | 2 of 3 | 1 of 1 | 3 of 4 | | IGA | 5th | 3 of 3 | 0 of 1 | 3 of 4 | ## Every AI answer about supermarkets - Asked ChatGPT "Which supermarket is cheapest in Australia?": 1. Aldi, 2. Woolworths, 3. Coles, 4. IGA - Asked ChatGPT "What are the best supermarkets in Australia?": 1. Aldi, 2. Woolworths, 3. Coles, 4. Harris Farm Markets, 5. IGA - Asked ChatGPT "What's the best supermarket in Australia for online grocery delivery?": 1. Woolworths, 2. Coles, 3. IGA, 4. Harris Farm Markets, 5. Aldi - Searched Google, AI Overview "grocery delivery": 1. Woolworths, 2. Coles, 3. Harris Farm Markets Brands are listed in the order each answer named them. The answers were collected in Australia on October 22, 2026. ## How did search popularity change for Australia supermarkets in September 2026? - In September 2026, Coles overtook Woolworths to become the leader among supermarkets in Australia, with 33.2% of the searches. - Estimated monthly branded searches for IGA in Australia fell 14.3% over 12 measured months, from 590K to 506K in September 2026. ## Month by month | Month | Coles estimated searches | Coles Share of Search | Coles rank | IGA estimated searches | IGA Share of Search | IGA rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 3.7M | 35.1% | 1 | 590K | 5.7% | 4 | | Nov 2025 | 3.7M | 35.1% | 1 | 589K | 5.7% | 4 | | Dec 2025 | 4.4M | 34.8% | 1 | 813K | 6.4% | 4 | | Jan 2026 | 3.7M | 32.6% | 2 | 689K | 6.2% | 4 | | Feb 2026 | 3.6M | 35.2% | 1 | 564K | 5.5% | 4 | | Mar 2026 | 3.7M | 32.8% | 2 | 589K | 5.3% | 4 | | Apr 2026 | 4.3M | 34.6% | 1 | 787K | 6.3% | 4 | | May 2026 | 3M | 31% | 2 | 482K | 5% | 4 | | Jun 2026 | 3M | 33.3% | 1 | 440K | 4.9% | 4 | | Jul 2026 | 3M | 33.3% | 1 | 440K | 4.9% | 4 | | Aug 2026 | 3M | 31% | 2 | 507K | 5.3% | 4 | | Sep 2026 | 3M | 33.2% | 1 | 506K | 5.6% | 4 | ## How each brand is measured Brandwave collects information about searches that people make online using Coles’ and IGA’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. - **Coles**: Measured on the search terms “coles” and “coles online”, summed into one figure. - **IGA**: Measured on the search terms “iga”, “iga catalogue” and “iga supermarket”, summed into one figure. - [Coles profile](/demand/au/brands/coles) - [IGA profile](/demand/au/brands/iga) - [All supermarkets in Australia](/demand/au/categories/au-supermarkets): The set both shares are measured inside, 5 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 Coles or IGA more popular in search? In September 2026, Coles had more branded searches than IGA among supermarkets in Australia. Coles had about 3 million branded searches, while IGA had 506,000. Coles made up 33.2% of all supermarket searches we track, and IGA accounted for 5.6%. ## Cite this page Brandwave. "Coles vs IGA: Which is searched more in Australia?". https://gobrandwave.com/demand/au/compare/coles-vs-iga This page is also available as HTML at https://gobrandwave.com/demand/au/compare/coles-vs-iga. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.