Brandwave

Greenworks vs Simpson:Which is more popular?

In September 2026, Greenworks had more branded searches than Simpson among power washer brands worldwide. Greenworks had about 90,500 branded searches, while Simpson had 14,800. Greenworks made up 2% of all power washer brand searches we track, and Simpson accounted for 0.32%. When we asked ChatGPT and Google AI Overviews about power washer brands, Simpson appeared in four of the five answers and Greenworks in three. Simpson was mentioned before Greenworks in two out of three answers.

Among power washer brands worldwide in September 2026

Who do people search for more?

Greenworks, about 6 searches for every 1 for Simpson

Greenworks 90.5K searchesSimpson 14.8K searches

Who does AI mention more?

Simpson, mentioned in 4 of 5 answers, Greenworks in 3

Simpson in 4 of 5Greenworks in 3 of 5

Who does AI recommend more?

Simpson, named ahead of Greenworks in 2 of 3 answers

Simpson first in 2Greenworks first in 1

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Top power washer brands in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Simpson was mentioned in four out of five: in all three ChatGPT answers and in one of the two Google AI Overviews. Greenworks was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. Simpson was listed before Greenworks in two out of three answers.

Most recommended by AI

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

  1. Simpson1st
  2. Ryobi2nd
  3. Karcher3rd
  4. Greenworks4th
  5. DeWalt5th
  6. Milwaukee–
  7. Craftsman–
  8. Honda Power Equipment–
  9. Generac–

Mentioned by AI

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

  • Ryobi4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Simpson4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Greenworks3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Karcher2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • DeWalt2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Milwaukee0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Craftsman0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Honda Power Equipment0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Generac0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers

See every answer about power washer brands

5 answers

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 Greenworks or Simpson more popular in search?

This chart shows how often people search Google for Greenworks and Simpson by name. Each line represents a brand's share of searches for all nine power washer brands we track, month by month, from English-language searches worldwide.

Greenworks and Simpson among power washer brands worldwide, by month

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

View monthly share of searches table
MonthMilwaukeeRyobiKarcherDeWaltCraftsmanHonda Power EquipmentGreenworksSimpsonGenerac
Oct 202544.5%15.5%17.8%13.4%4.9%2.1%1.5%0.36%0.04%
Nov 202539.8%18.5%19.1%14.6%4.4%1.9%1.3%0.22%0.02%
Dec 202542%16.1%16.8%15.4%5.6%2.3%1.4%0.19%0.01%
Jan 202638.6%16.4%18.9%14.2%6.4%3.6%1.6%0.26%0.02%
Feb 202639.2%13.9%19.6%14.4%7.9%3.3%1.3%0.32%0.02%
Mar 202632.5%17.2%25.2%12%8%3%1.6%0.48%0.03%
Apr 202632.3%19.1%24.5%11.9%6.5%3.2%1.9%0.48%0.05%
May 202633.5%20.3%20.8%12.3%6.7%3.3%2.5%0.5%0.08%
Jun 202635%21.4%17.8%12.9%7%2.8%2.6%0.42%0.08%
Jul 202637.7%18.9%19.2%11.3%7.6%2.5%2.3%0.37%0.06%
Aug 202637%18.2%18.5%13.6%7.4%2.6%2.2%0.37%0.05%
Sep 202639.8%17.9%16.2%14.6%6.5%2.5%2%0.32%0.04%

How has the Greenworks and Simpson comparison changed over the last 12 months?

3 findings
  • Greenworks was ahead of Simpson in every measured month of the 12 months ending September 2026.
  • Across the 12 months ending September 2026, Greenworks’ share of searches among power washer brands worldwide moved from 1.5% to 2%, and its estimated monthly branded searches moved from 74K to 90.5K.
  • Across the 12 months ending September 2026, Simpson’s share of searches among power washer brands worldwide moved from 0.36% to 0.32%, and its estimated monthly branded searches moved from 18.1K to 14.8K.

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

2 changes

  1. Greenworks’ share of searches among power washer brands worldwide has lost ground for 3 months in a row, from 2.6% to 2% in September 2026.

  2. Estimated monthly branded searches for Simpson worldwide fell 18.2% over 12 measured months, from 18.1K to 14.8K in September 2026.

How are branded searches counted?

2 search terms

Brandwave collects information about searches that people make online using Greenworks’ and Simpson’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.

Greenworks

1 branded search term

  • greenworks

Simpson

1 branded search term

  • simpson pressure washer

How the Brand Demand Index is measured

Other head-to-heads among power washer brands

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