--- title: "CommBank vs Westpac: Which is searched more in Australia?" description: "Is CommBank or Westpac more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Banks 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/commbank-vs-westpac" publisher: "Brandwave" --- # CommBank vs Westpac: Which is searched more in Australia? Is CommBank or Westpac more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Banks 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**: CommBank and Westpac - **Competitive set**: Banks - **Market**: Australia - **Month measured**: Sep 2026 - **CommBank Share of Search**: 28.4% - **Westpac Share of Search**: 21% ## Is CommBank or Westpac more popular in search? - In September 2026, CommBank had more branded searches than Westpac among banks in Australia. CommBank had about 1.6 million branded searches, while Westpac had 1.2 million. CommBank made up 28.4% of all bank searches we track, and Westpac accounted for 21%. - CommBank was ahead of Westpac in every measured month of the 12 months ending September 2026. - Across the 12 months ending September 2026, CommBank’s share of searches among banks in Australia moved from 30.5% to 28.4%, and its estimated monthly branded searches moved from 2.2M to 1.6M. - Across the 12 months ending September 2026, Westpac’s share of searches among banks in Australia moved from 20.6% to 21%, and its estimated monthly branded searches moved from 1.5M to 1.2M. ## Top banks in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, CommBank was mentioned in four out of five: in two of the three ChatGPT answers and in both Google AI Overviews. Westpac was mentioned in three out of five: in one of the three ChatGPT answers and in both Google AI Overviews. CommBank was listed before Westpac in every answer that named either. 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 | | --- | --- | --- | --- | --- | | ING | 1st | 3 of 3 | 1 of 2 | 4 of 5 | | Macquarie Bank | 2nd | 3 of 3 | 1 of 2 | 4 of 5 | | CommBank | 3rd | 2 of 3 | 2 of 2 | 4 of 5 | | Up | 4th | 2 of 3 | 1 of 2 | 3 of 5 | | NAB | 5th | 1 of 3 | 2 of 2 | 3 of 5 | | Westpac | 6th | 1 of 3 | 2 of 2 | 3 of 5 | | ANZ | 7th | 1 of 3 | 1 of 2 | 2 of 5 | | ubank | 8th | 1 of 3 | 1 of 2 | 2 of 5 | | Bendigo Bank | 9th | 1 of 3 | 1 of 2 | 2 of 5 | ## Every AI answer about banks - Asked ChatGPT "Which bank should I use in Australia?": 1. Macquarie Bank, 2. Up, 3. ING, 4. ubank, 5. CommBank - Asked ChatGPT "What are the best banks in Australia?": 1. CommBank, 2. Macquarie Bank, 3. ING, 4. NAB, 5. Westpac, 6. ANZ, 7. Bendigo Bank - Asked ChatGPT "What's the best bank in Australia for a high interest savings account?": 1. ING, 2. Up, 3. Macquarie Bank - Searched Google, AI Overview "bank account": 1. CommBank, 2. Westpac, 3. NAB - Searched Google, AI Overview "best bank australia": 1. CommBank, 2. Westpac, 3. NAB, 4. ANZ, 5. ING, 6. ubank, 7. Up, 8. Bendigo Bank, 9. Macquarie Bank 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 banks in September 2026? - In September 2026, ANZ overtook Westpac and NAB to rank 2nd among banks in Australia, with 21% of the searches. - In September 2026, Westpac lost share of searches among banks in Australia, from 22.9% to 21%. - CommBank’s share of searches among banks in Australia has gained ground for 3 months in a row, from 26% to 28.4% in September 2026. ## Month by month | Month | CommBank estimated searches | CommBank Share of Search | CommBank rank | Westpac estimated searches | Westpac Share of Search | Westpac rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 2.2M | 30.5% | 1 | 1.5M | 20.6% | 3 | | Nov 2025 | 2M | 28.4% | 1 | 1.5M | 21.3% | 3 | | Dec 2025 | 2M | 29.6% | 1 | 1.5M | 22.2% | 3 | | Jan 2026 | 2M | 29.8% | 1 | 1.5M | 22.4% | 3 | | Feb 2026 | 2M | 31.1% | 1 | 1.5M | 23.3% | 2 | | Mar 2026 | 2M | 28.5% | 1 | 1.5M | 21.4% | 3 | | Apr 2026 | 1.6M | 25.7% | 1 | 1.5M | 23.5% | 3 | | May 2026 | 1.6M | 25.5% | 1 | 1.5M | 23.2% | 3 | | Jun 2026 | 1.6M | 26% | 1 | 1.5M | 23.7% | 3 | | Jul 2026 | 1.6M | 26% | 1 | 1.5M | 23.7% | 3 | | Aug 2026 | 1.8M | 27.9% | 1 | 1.5M | 22.9% | 2 | | Sep 2026 | 1.6M | 28.4% | 1 | 1.2M | 21% | 3 | ## How each brand is measured Brandwave collects information about searches that people make online using CommBank’s and Westpac’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. - **CommBank**: Measured on the search terms “commbank” and “commonwealth bank”, summed into one figure. - **Westpac**: Measured on the search term “westpac”. - [CommBank profile](/demand/au/brands/commbank) - [Westpac profile](/demand/au/brands/westpac) - [All banks in Australia](/demand/au/categories/au-banks): The set both shares are measured inside, 9 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 CommBank or Westpac more popular in search? In September 2026, CommBank had more branded searches than Westpac among banks in Australia. CommBank had about 1.6 million branded searches, while Westpac had 1.2 million. CommBank made up 28.4% of all bank searches we track, and Westpac accounted for 21%. ## Cite this page Brandwave. "CommBank vs Westpac: Which is searched more in Australia?". https://gobrandwave.com/demand/au/compare/commbank-vs-westpac This page is also available as HTML at https://gobrandwave.com/demand/au/compare/commbank-vs-westpac. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.