Aon vs Rothbury:Which is more popular by branded search in New Zealand?
In August 2026, Aon had more branded searches than Rothbury among insurance brokers in New Zealand. Aon was estimated to have 2.4K branded searches compared to Rothbury’s 1.6K, and held a 12.2% Share of Search versus Rothbury’s 8.2%.
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Which is more popular in search, Aon or Rothbury?
Compare the insurance brokers New Zealand businesses and households insure through. 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.
Share of Search by month for Aon, Rothbury. The figures are in the table below the chart.
View monthly share of search table
| Month | Gallagher Insurance | Aon | Rothbury | Marsh | Crombie Lockwood | NZbrokers |
|---|---|---|---|---|---|---|
| Oct 2025 | 74.5% | 9.7% | 8.7% | 2.7% | 3.6% | 0.77% |
| Nov 2025 | 72.3% | 11% | 8.2% | 3.7% | 4% | 0.86% |
| Dec 2025 | 73.2% | 10.7% | 8.7% | 3.4% | 3.7% | 0.33% |
| Jan 2026 | 71.9% | 12.5% | 8.4% | 3.4% | 3.5% | 0.36% |
| Feb 2026 | 72.8% | 11.7% | 8.3% | 3.4% | 3.5% | 0.36% |
| Mar 2026 | 70% | 12.6% | 9.3% | 4.2% | 3.5% | 0.34% |
| Apr 2026 | 69.1% | 12.7% | 9.8% | 3.9% | 4.1% | 0.42% |
| May 2026 | 73.2% | 10.5% | 8.4% | 4.4% | 3.1% | 0.36% |
| Jun 2026 | 72.7% | 10.8% | 8.2% | 4.8% | 3.1% | 0.36% |
| Jul 2026 | 72.9% | 11.4% | 8.3% | 4.1% | 3% | 0.26% |
| Aug 2026 | 72.6% | 12.2% | 8.2% | 3.9% | 2.7% | 0.36% |
| Sep 2026 | — | — | — | — | — | — |
How has the Aon and Rothbury comparison changed over the last 12 months?
3 findings
- Aon was ahead of Rothbury in every measured month of the 11 months ending August 2026.
- Across the 11 months ending August 2026, Aon’s estimated Share of Search among insurance brokers in New Zealand moved from 9.7% to 12.2%, and its estimated monthly branded searches moved from 2.1K to 2.4K.
- Across the 11 months ending August 2026, Rothbury’s estimated Share of Search among insurance brokers in New Zealand moved from 8.7% to 8.2%, and its estimated monthly branded searches moved from 1.9K to 1.6K.
How did search popularity change for New Zealand insurance brokers in August 2026?
2 changes
In August 2026, Aon gained estimated Share of Search among insurance brokers in New Zealand, from 11.4% to 12.2%.
Estimated monthly branded searches for Rothbury in New Zealand fell 15.7% over 11 measured months, from 1.9K to 1.6K in August 2026.
How each brand is measured
Brandwave collects information about searches that people make online using Aon’s and Rothbury’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.
Put your own brand in this comparison
Brandwave tracks your branded demand next to the rival you actually watch, with your campaigns, spend and outcomes on the same timeline.