Brandwave

Cavius vs Kidde:Which is more popular?

In September 2026, Cavius had more branded searches than Kidde among smoke alarm brands in New Zealand. Cavius had about 890 branded searches, while Kidde had 80. Cavius made up 90.8% of all smoke alarm brand searches we track, and Kidde accounted for 8.2%. When we asked ChatGPT and Google AI Overviews about smoke alarm brands, Cavius appeared in three of the four answers and Kidde in none.

Among smoke alarm brands in New Zealand in September 2026

Who do people search for more?

Cavius, about 11 searches for every 1 for Kidde

Cavius 890 searchesKidde 80 searches

Who does AI mention more?

Cavius, mentioned in 3 of 4 answers, Kidde in 0

Cavius in 3 of 4Kidde in 0 of 4

Who does AI recommend more?

Cavius, the only one of the two named

Cavius first in 2Kidde never named

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Top smoke alarm brands in ChatGPT and Google AI Overviews

In three ChatGPT questions and one Google AI Overview, Cavius was mentioned in three out of four: in all three ChatGPT answers, but not in the Google AI Overview. Kidde did not appear in any of the four answers.

Most recommended by AI

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

  1. Cavius1st
  2. Quell2nd
  3. Kidde–
  4. First Alert–

Mentioned by AI

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

  • Cavius3 of 4Named in 3 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • Quell2 of 4Named in 2 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • Kidde0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
  • First Alert0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers

See every answer about smoke alarm brands

4 answers

  • Asked ChatGPT

    “Which smoke alarm brand should I buy in New Zealand?”

    1. 1Cavius

  • Asked ChatGPT

    “What are the best smoke alarm brands in New Zealand?”

    1. 1Cavius
    2. 2Quell

  • Asked ChatGPT

    “What's the best smoke alarm brand in New Zealand for home safety?”

    1. 1Cavius
    2. 2Quell

  • Searched Google, AI Overview

    “smoke alarm nz”

    1. Searched Google, AI Overview

      “battery smoke alarm”

      Google showed no AI Overview for this search.

    Not named in any answer:

    Brands are shown in the order each answer named them. The survey took place in New Zealand on October 21, 2026.

    Is Cavius or Kidde more popular in search?

    This chart shows how often people search Google for Cavius and Kidde by name. Each line represents a brand's share of searches for all four smoke alarm brands we track, month by month, from searches in New Zealand.

    Cavius and Kidde among smoke alarm brands in New Zealand, by month

    Share of searches by month for Cavius, Kidde. The figures are in the table below the chart.

    View monthly share of searches table
    MonthCaviusKiddeFirst AlertQuell
    Oct 202588.1%9.9%2%0%
    Nov 202591.2%7.8%0.98%0%
    Dec 202593.7%5.3%1.1%0%
    Jan 202690.3%7.8%0.97%0.97%
    Feb 202691.8%7.2%1%0%
    Mar 202688.6%9.8%1.6%0%
    Apr 202668.8%30.1%0.57%0.57%
    May 202662.3%36.6%1.1%0%
    Jun 202684.5%14.7%0.78%0%
    Jul 202693.3%5.9%0.74%0%
    Aug 202688.2%9.2%1.7%0.84%
    Sep 202690.8%8.2%1%0%

    How has the Cavius and Kidde comparison changed over the last 12 months?

    3 findings
    • Cavius was ahead of Kidde in every measured month of the 12 months ending September 2026.
    • Across the 12 months ending September 2026, Cavius’ share of searches among smoke alarm brands in New Zealand moved from 88.1% to 90.8%, and its estimated monthly branded searches held steady at 890.
    • Across the 12 months ending September 2026, Kidde’s share of searches among smoke alarm brands in New Zealand moved from 9.9% to 8.2%, and its estimated monthly branded searches moved from 100 to 80.

    How did search popularity change for New Zealand smoke alarm brands in September 2026?

    2 changes

    1. In September 2026, Cavius gained share of searches among smoke alarm brands in New Zealand, from 88.2% to 90.8%.

    2. In September 2026, Kidde lost share of searches among smoke alarm brands in New Zealand, from 9.2% to 8.2%.

    How are branded searches counted?

    4 search terms

    Brandwave collects information about searches that people make online using Cavius’ and Kidde’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.

    Cavius

    2 branded search terms

    • cavius
    • cavius smoke alarm

    Kidde

    2 branded search terms

    • kidde
    • kidde smoke alarm

    How the Brand Demand Index is measured

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