Kiwibank vs Westpac:Which is more popular?
In September 2026, Westpac had more branded searches than Kiwibank among credit card providers in New Zealand. Westpac had about 2,900 branded searches, while Kiwibank had 1,600. Westpac made up 2.5% of all credit card provider searches we track, and Kiwibank accounted for 1.4%. When we asked ChatGPT and Google AI Overviews about credit card providers, Westpac appeared in four of the five answers and Kiwibank in two. Westpac was mentioned before Kiwibank in every answer that named either.
Who do people search for more?
Westpac, about 81% more searches than Kiwibank
Who does AI mention more?
Westpac, mentioned in 4 of 5 answers, Kiwibank in 2
Who does AI recommend more?
Westpac, named ahead of Kiwibank in 4 of 4 answers
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Top credit card providers in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Westpac was mentioned in four out of five: in two of the three ChatGPT answers and in both Google AI Overviews. Kiwibank 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 listed before Kiwibank in every answer that named either.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
American Express1st
TSB2nd
ASB3rd
ANZ4th- Westpac5th
BNZ6th
Kiwibank7th
Gem by Latitude–
Q Mastercard–
Farmers Mastercard–
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
- American Express5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- ANZ5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- ASB5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Westpac4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- TSB4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- BNZ2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Kiwibank2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Gem by Latitude0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Q Mastercard0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Farmers Mastercard0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about credit card providers
5 answers
Asked ChatGPT
“Which credit card provider should I use in New Zealand?”
Asked ChatGPT
“What are the best credit card providers in New Zealand?”
Asked ChatGPT
“What's the best credit card provider in New Zealand for everyday spending?”
Searched Google, AI Overview
“best credit card nz”
Searched Google, AI Overview
“low interest credit card”
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in New Zealand on October 19, 2026.
Is Kiwibank or Westpac more popular in search?
This chart shows how often people search Google for Kiwibank and Westpac by name. Each line represents a brand's share of searches for all ten credit card providers we track, month by month, from searches in New Zealand.
Share of searches by month for Westpac, Kiwibank. The figures are in the table below the chart.
View monthly share of searches table
| Month | Gem by Latitude | American Express | Q Mastercard | ANZ | ASB | Farmers Mastercard | Westpac | BNZ | Kiwibank | TSB |
|---|---|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 41% | 22.9% | 20.7% | 3.7% | 3% | 2.7% | 2.4% | 2% | 1.3% | 0.4% |
| Nov 2025 | 41.4% | 22.2% | 22.2% | 2.9% | 2.4% | 3.3% | 2% | 2% | 1.3% | 0.39% |
| Dec 2025 | 46.5% | 20.6% | 20.2% | 2.6% | 2.2% | 3.2% | 1.7% | 1.7% | 0.91% | 0.29% |
| Jan 2026 | 42.1% | 23.1% | 20.4% | 3.6% | 2.4% | 3% | 2% | 2% | 1.1% | 0.48% |
| Feb 2026 | 41.7% | 22.5% | 21.9% | 3.6% | 2.4% | 2.9% | 1.9% | 1.9% | 0.99% | 0.39% |
| Mar 2026 | 43.2% | 23.6% | 19.2% | 3.1% | 2.5% | 2.8% | 2.1% | 2.1% | 1.1% | 0.34% |
| Apr 2026 | 42.5% | 21.5% | 21.2% | 3.4% | 2.8% | 3.1% | 1.8% | 2.3% | 0.96% | 0.37% |
| May 2026 | 42.8% | 22.1% | 20.1% | 3.3% | 2.6% | 3.2% | 2.2% | 2.2% | 1.2% | 0.44% |
| Jun 2026 | 42.4% | 21.8% | 21.7% | 3.1% | 2.5% | 3.2% | 2.1% | 1.7% | 1.1% | 0.34% |
| Jul 2026 | 40.5% | 26.8% | 18.8% | 3.3% | 2.2% | 3% | 2.2% | 1.8% | 0.93% | 0.36% |
| Aug 2026 | 41.7% | 26% | 18.4% | 3.3% | 2.6% | 2.9% | 2.2% | 1.7% | 0.9% | 0.35% |
| Sep 2026 | 42.3% | 22.9% | 19.7% | 3.8% | 2.5% | 2.5% | 2.5% | 2.1% | 1.4% | 0.34% |
How has the Kiwibank and Westpac comparison changed over the last 12 months?
3 findings
- Westpac was ahead of Kiwibank in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Kiwibank’s share of searches among credit card providers in New Zealand moved from 1.3% to 1.4%, and its estimated monthly branded searches held steady at 1.6K.
- Across the 12 months ending September 2026, Westpac’s share of searches among credit card providers in New Zealand moved from 2.4% to 2.5%, and its estimated monthly branded searches held steady at 2.9K.
How did search popularity change for New Zealand credit card providers in September 2026?
0 changes
Neither Kiwibank nor Westpac moved beyond provider rounding among credit card providers in September 2026.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using Kiwibank’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.
Other head-to-heads among credit card providers
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