Brandwave

CSR vs Knauf Insulation:Which is more popular?

In September 2026, CSR had more branded searches than Knauf Insulation among plasterboard brands worldwide. CSR had about 246,000 branded searches, while Knauf Insulation had 35,000. CSR made up 66.7% of all plasterboard brand searches we track, and Knauf Insulation accounted for 9.5%. When we asked ChatGPT and Google AI Overviews about plasterboard brands, Knauf Insulation appeared in two of the five answers and CSR in none.

Among plasterboard brands worldwide in September 2026

Who do people search for more?

CSR, about 7 searches for every 1 for Knauf Insulation

CSR 246K searchesKnauf Insulation 35K searches

Who does AI mention more?

Knauf Insulation, mentioned in 2 of 5 answers, CSR in 0

Knauf Insulation in 2 of 5CSR in 0 of 5

Who does AI recommend more?

Knauf Insulation, the only one of the two named

Knauf Insulation first in 2CSR never named

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Top plasterboard brands in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Knauf Insulation was mentioned in two out of five: in two of the three ChatGPT answers, but not in either of the two Google AI Overviews. CSR 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. USG Sheetrock1st
  2. Knauf Insulation2nd
  3. CSR–
  4. James Hardie–
  5. Boral–
  6. GIB–

Mentioned by AI

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

  • USG Sheetrock3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Knauf Insulation2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • CSR0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • James Hardie0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Boral0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • GIB0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers

See every answer about plasterboard brands

5 answers

  • Asked ChatGPT

    “Which plasterboard brand should I buy?”

    1. 1USG Sheetrock

  • Asked ChatGPT

    “What are the best plasterboard brands?”

    1. 1USG Sheetrock
    2. 2Knauf Insulation

  • Asked ChatGPT

    “What's the best plasterboard brand for wall lining projects?”

    1. 1USG Sheetrock
    2. 2Knauf Insulation

  • Searched Google, AI Overview

    “drywall sheet sizes”

    1. Searched Google, AI Overview

      “plasterboard for walls”

      Not named in any answer:

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

      Is CSR or Knauf Insulation more popular in search?

      This chart shows how often people search Google for CSR and Knauf Insulation by name. Each line represents a brand's share of searches for all six plasterboard brands we track, month by month, from English-language searches worldwide.

      CSR and Knauf Insulation among plasterboard brands worldwide, by month

      Share of searches by month for CSR, Knauf Insulation. The figures are in the table below the chart.

      View monthly share of searches table
      MonthCSRJames HardieKnauf InsulationBoralGIBUSG Sheetrock
      Oct 202567.9%13.7%9.7%7.5%0.99%0.29%
      Nov 202569%11.3%9.8%7.6%1.9%0.37%
      Dec 202572.6%8%8.4%8%2%1.1%
      Jan 202670.2%9.5%10%7.7%1%1.5%
      Feb 202665.1%13.1%11.4%8.8%1.2%0.5%
      Mar 202667.8%13.6%9.7%7.5%0.99%0.43%
      Apr 202669.5%11.4%9.9%7.6%1%0.44%
      May 202666.6%13.4%9.6%9%0.97%0.51%
      Jun 202664.7%15.9%9.3%8.7%0.95%0.42%
      Jul 202666.6%13.4%9.6%9%0.97%0.43%
      Aug 202666.6%13.4%9.6%9%0.97%0.43%
      Sep 202666.7%13.4%9.5%9%0.98%0.43%

      How has the CSR and Knauf Insulation comparison changed over the last 12 months?

      3 findings
      • CSR was ahead of Knauf Insulation in every measured month of the 12 months ending September 2026.
      • Across the 12 months ending September 2026, CSR’s share of searches among plasterboard brands worldwide moved from 67.9% to 66.7%, and its estimated monthly branded searches moved from 301K to 246K.
      • Across the 12 months ending September 2026, Knauf Insulation’s share of searches among plasterboard brands worldwide moved from 9.7% to 9.5%, and its estimated monthly branded searches moved from 42.9K to 35K.

      How did search popularity change for plasterboard brands worldwide in September 2026?

      2 changes

      1. Estimated monthly branded searches for Knauf Insulation worldwide fell 18.4% over 12 measured months, from 42.9K to 35K in September 2026.

      2. Estimated monthly branded searches for CSR worldwide fell 18.3% over 12 measured months, from 301K to 246K in September 2026.

      How are branded searches counted?

      3 search terms

      Brandwave collects information about searches that people make online using CSR’s and Knauf Insulation’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.

      CSR

      1 branded search term

      • csr

      Knauf Insulation

      2 branded search terms

      • earthwool
      • knauf insulation

      How the Brand Demand Index is measured

      Other head-to-heads among plasterboard brands

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