Coles vs Westpac:Which is more popular?
In September 2026, Westpac had more branded searches than Coles among credit cards in Australia. Westpac had about 22,200 branded searches, while Coles had 18,100. Westpac made up 3% of all credit card searches we track, and Coles accounted for 2.4%. When we asked ChatGPT and Google AI Overviews about credit cards, Coles appeared in two of the five answers and Westpac in one. Coles was mentioned before Westpac in two out of three answers.
Who do people search for more?
Westpac, about 23% more searches than Coles
Who does AI mention more?
Coles, mentioned in 2 of 5 answers, Westpac in 1
Who does AI recommend more?
Coles, named ahead of Westpac in 2 of 3 answers
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Top credit cards in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Coles was mentioned in two out of five: in two of the three ChatGPT answers, but not in either of the two Google AI Overviews. Westpac was mentioned in one out of five: not in any of the three ChatGPT answers, but in one of the two Google AI Overviews. Coles was listed before Westpac in two out of three answers.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
American Express4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers- Coles2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
CommBank1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
ANZ1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Latitude1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
NAB1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers- Westpac1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
St.George0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Bankwest0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about credit cards
5 answers
Asked ChatGPT
“What's the best credit card in Australia?”
Asked ChatGPT
“Which credit card should I get with no annual fee?”
Asked ChatGPT
“What's the best rewards credit card in Australia?”
Searched Google, AI Overview
“credit card”
Searched Google, AI Overview
“credit cards australia”
Brands are shown in the order each answer named them. The survey took place in Australia on October 27, 2026.
Share of searches by month for Westpac, Coles. The figures are in the table below the chart.
View monthly share of searches table
| Month | St.George | Bankwest | CommBank | ANZ | Latitude | NAB | Westpac | Coles | American Express |
|---|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 54.4% | 30.1% | 2.7% | 2.7% | 2.2% | 2.2% | 1.8% | 3.2% | 0.79% |
| Nov 2025 | 55.1% | 30.5% | 2.7% | 2.7% | 2.2% | 2.2% | 1.8% | 2.2% | 0.65% |
| Dec 2025 | 59.2% | 26.8% | 2.4% | 2.4% | 2.4% | 1.9% | 1.9% | 2.4% | 0.7% |
| Jan 2026 | 56.6% | 25.8% | 3.4% | 3.4% | 2.8% | 2.8% | 2.3% | 2.3% | 0.82% |
| Feb 2026 | 58% | 26.3% | 2.8% | 2.8% | 2.3% | 2.8% | 2.3% | 1.9% | 0.69% |
| Mar 2026 | 54% | 29.9% | 2.6% | 2.6% | 3.2% | 2.6% | 2.2% | 2.2% | 0.64% |
| Apr 2026 | 58.6% | 26.5% | 2.3% | 2.3% | 3.5% | 2.3% | 1.9% | 1.9% | 0.57% |
| May 2026 | 58.4% | 26.5% | 2.3% | 2.9% | 2.9% | 2.3% | 1.9% | 2.3% | 0.57% |
| Jun 2026 | 58.6% | 26.5% | 2.3% | 2.3% | 3.5% | 2.3% | 1.9% | 1.9% | 0.57% |
| Jul 2026 | 53.5% | 29.5% | 2.6% | 2.6% | 3.9% | 2.6% | 2.1% | 2.6% | 0.63% |
| Aug 2026 | 49.5% | 27.9% | 5.3% | 3.6% | 3.6% | 3.6% | 2.9% | 2.9% | 0.71% |
| Sep 2026 | 50.5% | 28.1% | 4.4% | 3.6% | 3.6% | 3.6% | 3% | 2.4% | 0.59% |
Westpac and Coles sell other things too, so only their searches that name this product count here, like “westpac credit card”.
How has the Coles and Westpac comparison changed over the last 12 months?
3 findings
- The lead changed hands 3 times in the 12 months ending September 2026: Westpac took it in February 2026, Coles took it in May 2026, Westpac took it in September 2026.
- Across the 12 months ending September 2026, Coles’ share of searches among credit cards in Australia moved from 3.2% to 2.4%, and its estimated monthly branded searches moved from 27.1K to 18.1K.
- Across the 12 months ending September 2026, Westpac’s share of searches among credit cards in Australia moved from 1.8% to 3%, and its estimated monthly branded searches moved from 14.8K to 22.2K.
How did search popularity change for Australia credit cards in September 2026?
2 changes
In September 2026, Coles lost share of searches among credit cards in Australia, from 2.9% to 2.4%.
Westpac’s share of searches among credit cards in Australia has gained ground for 3 months in a row, from 1.9% to 3% in September 2026.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using Coles’ 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.
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