Brandwave

Booster vs Westpac:Which is more popular by branded search in New Zealand?

In August 2026, Westpac had more branded searches than Booster among KiwiSaver providers in New Zealand. Westpac was estimated to have 467K branded searches compared to Booster’s 6.1K, and held a 22.7% Share of Search versus Booster’s 0.3%.

Share of Search among KiwiSaver providers in New Zealand in August 2026Which is more popular in search, Booster or Westpac?
Booster0.3%6.1K searches
vs
Westpac22.7%467K searches

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Which is more popular in search, Booster or Westpac?

Compare KiwiSaver scheme providers and the fund managers behind them, using branded searches made in New Zealand. 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.

Booster and Westpac among KiwiSaver providers in New Zealand, by month

Share of Search by month for Westpac, Booster. The figures are in the table below the chart.

View monthly share of search table
MonthANZASBWestpacBNZFisher FundsMilfordKernelSimplicityGenerate KiwiSaverSuperLifeBoosterAMPMercer KiwiSaverJuno KiwiSaver
Oct 202544.1%21.2%19.3%6.6%3%1.9%0.84%1%0.84%0.59%0.25%0.19%0.15%0.04%
Nov 202539.8%23.1%21%7.2%3.3%1.7%0.76%1.1%0.91%0.51%0.27%0.2%0.16%0.03%
Dec 202540.5%23.5%21.4%7.1%2.7%1.3%0.74%0.87%0.76%0.43%0.22%0.17%0.14%0.03%
Jan 202639.6%23.2%21.1%7.1%3.3%1.6%0.94%1.1%0.93%0.51%0.27%0.21%0.16%0.03%
Feb 202636.9%26.1%19.6%7.9%3.7%1.6%0.85%1.2%0.86%0.47%0.31%0.2%0.19%0.03%
Mar 202639%23.2%20.7%8.3%3.2%1.4%0.85%1%1.1%0.48%0.33%0.24%0.16%0.04%
Apr 202639.7%23.3%21.2%7%3.3%1.4%0.98%1.1%0.91%0.49%0.27%0.2%0.17%0.03%
May 202639.4%22.9%20.9%7%3.3%1.7%1.4%1.1%1.1%0.5%0.33%0.25%0.2%0.03%
Jun 202639.6%23%20.8%6.9%3.3%1.6%1.4%1%1.1%0.51%0.33%0.24%0.2%0.02%
Jul 202637.3%26%19.5%7.8%3%1.6%1.5%1.1%1%0.48%0.31%0.23%0.19%0.02%
Aug 202635.6%24.9%22.7%7.4%2.9%1.6%1.5%1%1%0.54%0.3%0.22%0.18%0.03%
Sep 2026——————————————

How has the Booster and Westpac comparison changed over the last 12 months?

  • Westpac was ahead of Booster in every measured month of the 11 months ending August 2026.
  • Across the 11 months ending August 2026, Booster’s estimated Share of Search among KiwiSaver providers in New Zealand moved from 0.25% to 0.3%, and its estimated monthly branded searches moved from 6.2K to 6.1K.
  • Across the 11 months ending August 2026, Westpac’s estimated Share of Search among KiwiSaver providers in New Zealand moved from 19.3% to 22.7%, and its estimated monthly branded searches moved from 468K to 467K.

How did search popularity change for New Zealand KiwiSaver providers in August 2026?

  1. In August 2026, Westpac gained estimated Share of Search among KiwiSaver providers in New Zealand, from 19.5% to 22.7%.

How each brand is measured

Brandwave collects information about searches that people make online using Booster’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.

Booster

13 branded search terms

  • booster financial services
  • booster funds
  • booster investment management
  • booster investments
  • booster kiwi saver
  • booster kiwisaver
  • booster kiwisaver funds
  • booster kiwisaver nz
  • booster kiwisaver scheme
  • booster managed funds
  • kiwisaver booster
  • kiwisaver booster co nz
  • kiwisaver booster scheme

Westpac

13 branded search terms

  • Westpac
  • westpac banking
  • westpac credit card
  • westpac home loan
  • westpac home loans
  • westpac kiwi saver
  • westpac kiwisaver
  • westpac mortgage
  • westpac mortgages
  • westpac personal loan
  • westpac savings
  • westpac savings account
  • westpac term deposit

How the Brand Demand Index is measured

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