Brandwave

Brita vs Zen Water Systems:Which is more popular?

In September 2026, Brita had more branded searches than Zen Water Systems among water filter brands in Australia. Brita had about 4,400 branded searches, while Zen Water Systems had 590. Brita made up 15.6% of all water filter brand searches we track, and Zen Water Systems accounted for 2.1%. When we asked ChatGPT and Google AI Overviews about water filter brands, Brita appeared in four of the five answers and Zen Water Systems in none.

Among water filter brands in Australia in September 2026

Who do people search for more?

Brita, about 7 searches for every 1 for Zen Water Systems

Brita 4.4K searchesZen Water Systems 590 searches

Who does AI mention more?

Brita, mentioned in 4 of 5 answers, Zen Water Systems in 0

Brita in 4 of 5Zen Water Systems in 0 of 5

Who does AI recommend more?

Brita, the only one of the two named

Brita first in 2Zen Water Systems never named

Follow Brita vs Zen Water Systems 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 water filter brands in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Brita was mentioned in four out of five: in two of the three ChatGPT answers and in both Google AI Overviews. Zen Water Systems did not appear in any of the five answers.

Most recommended by AI

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

  1. Puretec1st
  2. Brita2nd
  3. Waterdrop3rd
  4. Doulton–
  5. Zip Water–
  6. Billi–
  7. Zen Water Systems–

Mentioned by AI

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

  • Brita4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Waterdrop4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Puretec2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Doulton0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Zip Water0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Billi0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Zen Water Systems0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers

See every answer about water filter brands

5 answers

  • Asked ChatGPT

    “Which water filter should I buy for my home in Australia?”

    1. 1Brita
    2. 2Waterdrop

  • Asked ChatGPT

    “What are the best water filter brands in Australia?”

    1. 1Puretec
    2. 2Brita
    3. 3Waterdrop

  • Asked ChatGPT

    “What's the best filtered water tap for a kitchen?”

    1. 1Puretec
    2. 2Waterdrop

  • Searched Google, AI Overview

    “water filter”

    1. 1Brita
    2. 2Waterdrop

  • Searched Google, AI Overview

    “water filter jug”

    1. 1Brita

Not named in any answer:

Brands are shown in the order each answer named them. The survey took place in Australia on October 26, 2026.

Is Brita or Zen Water Systems more popular in search?

This chart shows how often people search Google for Brita and Zen Water Systems by name. Each line represents a brand's share of searches for all seven water filter brands we track, month by month, from searches in Australia.

Brita and Zen Water Systems among water filter brands in Australia, by month

Share of searches by month for Brita, Zen Water Systems. The figures are in the table below the chart.

View monthly share of searches table
MonthDoultonZip WaterBritaPuretecBilliWaterdropZen Water Systems
Oct 202527.2%22.9%18.2%14.8%12.1%2.4%2.4%
Nov 202532.5%26.4%14.5%11.8%9.7%2.4%2.7%
Dec 202542.9%17.4%15.7%10.4%8.4%2.6%2.6%
Jan 202631%18.8%16.9%16.9%11.3%2.8%2.3%
Feb 202624.8%22.6%16.5%16.5%13.5%3.8%2.2%
Mar 202628%23.5%15.2%15.2%12.5%3%2.5%
Apr 202628.4%22.1%15.4%15.4%12.6%3.5%2.5%
May 202628.7%22.3%15.6%15.6%12.7%3.1%2.1%
Jun 202624.7%23.5%16.4%16.4%13.4%3.3%2.2%
Jul 202632.9%21%14.6%14.6%12%2.9%2%
Aug 202636.9%20.8%13.4%13.4%11%2.7%1.8%
Sep 202628.7%22.3%15.6%15.6%12.7%3.1%2.1%

How has the Brita and Zen Water Systems comparison changed over the last 12 months?

3 findings

How did search popularity change for Australia water filter brands in September 2026?

2 changes

  1. In September 2026, Brita gained share of searches among water filter brands in Australia, from 13.4% to 15.6%.

  2. Estimated monthly branded searches for Zen Water Systems in Australia fell 18.1% over 12 measured months, from 720 to 590 in September 2026.

How are branded searches counted?

2 search terms

Brandwave collects information about searches that people make online using Brita’s and Zen Water Systems’ 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.

Brita

1 branded search term

  • brita

Zen Water Systems

1 branded search term

  • zen water

How the Brand Demand Index is measured

Other head-to-heads among water filter brands

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