Brandwave

Dunbar Sloane vs Webb's:Which is more popular?

In September 2026, Webb's had more branded searches than Dunbar Sloane among auction houses in New Zealand. Webb's had about 16,600 branded searches, while Dunbar Sloane had 10,500. Webb's made up 16.8% of all auction house searches we track, and Dunbar Sloane accounted for 10.6%. When we asked ChatGPT and Google AI Overviews about auction houses, both Dunbar Sloane and Webb's appeared in all three answers. Webb's was mentioned before Dunbar Sloane in every answer.

Among auction houses in New Zealand in September 2026

Who do people search for more?

Webb's, about 58% more searches than Dunbar Sloane

Webb's 16.6K searchesDunbar Sloane 10.5K searches

Who does AI mention more?

Both are mentioned in every answer we collected.

Dunbar Sloane in 3 of 3Webb's in 3 of 3

Who does AI recommend more?

Webb's, named ahead of Dunbar Sloane in every answer

Webb's first in 3Dunbar Sloane never first

Follow Dunbar Sloane vs Webb's and get free monthly updates on what changed

By continuing you'll get index updates and occasional product news from Brandwave. Unsubscribe any time. Privacy

Track your brand against a rival →

Top auction houses in ChatGPT and Google AI Overviews

In three ChatGPT questions, both Dunbar Sloane and Webb's showed up in all three answers. Webb's was listed before Dunbar Sloane in every answer.

Most recommended by AI

Brands get a higher ranking if they are mentioned earlier in the answers.

  1. Webb's1st
  2. Cordy's2nd
  3. Dunbar Sloane3rd
  4. Art+Object4th
  5. International Art Centre5th
  6. Turners–

Mentioned by AI

Each dot is one answer, filled in when that answer mentions the brand.

See every answer about auction houses

3 answers

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 Dunbar Sloane or Webb's more popular in search?

This chart shows how often people search Google for Dunbar Sloane and Webb's by name. Each line represents a brand's share of searches for all six auction houses we track, month by month, from searches in New Zealand.

Dunbar Sloane and Webb's among auction houses in New Zealand, by month

Share of searches by month for Webb's, Dunbar Sloane. The figures are in the table below the chart.

View monthly share of searches table
MonthTurnersWebb'sCordy'sDunbar SloaneInternational Art CentreArt+Object
Oct 202558%18.1%9.9%11.5%1.6%0.85%
Nov 202558.9%18.4%10.1%9.9%1.9%0.81%
Dec 202562.5%19%8.5%8.6%0.92%0.45%
Jan 202670.3%14.8%8.1%5.7%0.88%0.32%
Feb 202658.1%16.7%12.1%10.5%1.6%0.85%
Mar 202659%15.5%12.6%10.5%1.6%0.72%
Apr 202658.8%17%12.3%9.9%1.6%0.34%
May 202654.2%19.1%13.9%11.1%1.5%0.28%
Jun 202656%18%14.2%9.6%1.5%0.73%
Jul 202653.7%19.1%13.8%11.5%1.5%0.47%
Aug 202654.9%19.2%14%9.9%1.5%0.5%
Sep 202658.3%16.8%12.2%10.6%1.3%0.81%

How has the Dunbar Sloane and Webb's comparison changed over the last 12 months?

3 findings
  • Webb's was ahead of Dunbar Sloane in every measured month of the 12 months ending September 2026.
  • Across the 12 months ending September 2026, Dunbar Sloane’s share of searches among auction houses in New Zealand moved from 11.5% to 10.6%, and its estimated monthly branded searches moved from 11.5K to 10.5K.
  • Across the 12 months ending September 2026, Webb's’ share of searches among auction houses in New Zealand moved from 18.1% to 16.8%, and its estimated monthly branded searches moved from 18.1K to 16.6K.

How did search popularity change for New Zealand auction houses in September 2026?

2 changes

  1. In September 2026, Dunbar Sloane gained share of searches among auction houses in New Zealand, from 9.9% to 10.6%.

  2. In September 2026, Webb's lost share of searches among auction houses in New Zealand, from 19.2% to 16.8%.

How are branded searches counted?

7 search terms

Brandwave collects information about searches that people make online using Dunbar Sloane’s and Webb'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.

Dunbar Sloane

3 branded search terms

  • dunbar sloane
  • dunbar sloane auction
  • dunbarsloane

Webb's

4 branded search terms

  • webb s
  • webbs
  • webbs art auction
  • webbs auction

How the Brand Demand Index is measured

Other head-to-heads among auction houses

Creator with pink hair and a pink jacket

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.

Start free