Brandwave

How popular isCulligan in search?

In August 2026, there were an estimated 74K branded searches for Culligan worldwide which held steady over the last 11 months. Culligan holds 5.6% estimated Share of Search among water dispensers worldwide and is ranked 4th of 6 competitors for search popularity. These are worldwide searches for English-language branded terms.

Share of Search, August 2026
  1. Brita43.3%
  2. Waterdrop41.9%
  3. BWT6.9%
  4. Culligan5.6%
  5. ZeroWater2.1%
  6. Aqua Optima0.22%
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Where does Culligan compete?

Culligan is ranked in two competitor sets. Each share is worked out among that set's brands, so it differs from set to set.
Competitor setRankShare of SearchRanking
Water dispensers4th of 65.6%Shown below
Water softeners3rd of 624.6%Show ranking

Which water dispensers compete with Culligan?

Culligan against water dispensers worldwide, by month

Share of Search by month for Brita, Waterdrop, BWT, Culligan, ZeroWater. The figures are in the table below the chart.

View monthly share of search table
MonthBritaWaterdropBWTCulliganZeroWaterAqua Optima
Oct 202540.2%40.5%9.9%6.7%2.4%0.26%
Nov 202537%45.8%9.2%5%2.8%0.3%
Dec 202541.8%41.5%8.3%5.6%2.5%0.27%
Jan 202639.2%43.4%8.7%5.8%2.6%0.23%
Feb 202634.9%49%8.1%5.4%2.4%0.26%
Mar 202636%44.1%8.8%5.9%4.9%0.23%
Apr 202637%46.2%7.6%6.2%2.8%0.24%
May 202636.9%44.7%11%4.9%2.2%0.24%
Jun 202635.7%49.5%8.1%4.5%2%0.21%
Jul 202640.6%43.9%7.2%5.9%2.2%0.23%
Aug 202643.3%41.9%6.9%5.6%2.1%0.22%
Sep 2026——————
  1. 1.Brita

    43.3%

    Moved from 2nd to 1st. 567K estimated branded searches, +11.7% vs prior month. Share +2.7 points.

  2. 2.Waterdrop

    41.9%

    Moved from 1st to 2nd. 550K estimated branded searches, 0% vs prior month. Share -2 points.

  3. 3.BWT

    6.9%

    Held 3rd. 90.5K estimated branded searches, 0% vs prior month. Share -0.3 points.

  4. 4.Culligan

    5.6%

    Held 4th. 74K estimated branded searches, 0% vs prior month. Share -0.3 points.

  5. 5.ZeroWater

    2.1%

    Held 5th. 27.1K estimated branded searches, 0% vs prior month. Share -0.1 points.

  6. 6.Aqua Optima

    0.22%

    Held 6th. 2.9K estimated branded searches, 0% vs prior month. Share 0 points.

Compare search popularity between Culligan and its closest rivals

How has branded search demand for Culligan changed worldwide over the last 12 months?

  • Across the 11 months ending August 2026, estimated monthly branded searches for Culligan worldwide held steady at 74K.
  • Across the 11 months ending August 2026, Culligan’s estimated Share of Search among water dispensers worldwide decreased from 6.7% to 5.6%.
  • Across the 11 months ending August 2026, Culligan’s estimated Share of Search among water dispensers worldwide peaked at 6.7% in October 2025 and was lowest at 4.5% in June 2026.

How did search popularity change for water dispensers worldwide in August 2026?

  1. In August 2026, Brita overtook Waterdrop to take the highest estimated Share of Search among water dispensers worldwide, at 43.3%.

  2. In August 2026, Waterdrop lost estimated Share of Search among water dispensers worldwide, from 43.9% to 41.9%.

  3. BWT’s estimated Share of Search among water dispensers worldwide has lost ground for 3 months in a row, from 11% to 6.9% in August 2026.

How is Culligan measured?

Brandwave collects information about searches that people make online using Culligan’s name. When viewed over time, estimated search volumes for this branded term can be used to understand whether interest in the brand is growing, holding steady, or fading.

1 branded search term

  • culligan water

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How the Brand Demand Index is measured

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Is Culligan your brand?

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