Karcher vs Shark:Which is more popular?
In September 2026, Karcher had more branded searches than Shark among carpet cleaner brands worldwide. Karcher had about 673,000 branded searches, while Shark had 60,500. Karcher made up 32.9% of all carpet cleaner brand searches we track, and Shark accounted for 3%. When we asked ChatGPT and Google AI Overviews about carpet cleaner brands, Shark appeared in three of the four answers and Karcher in none.
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Top carpet cleaner brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and one Google AI Overview, Shark was mentioned in three out of four: in two of the three ChatGPT answers and in the Google AI Overview. Karcher 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.
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
BISSELL4 of 4Named in 3 of 3 ChatGPT answersNamed in 1 of 1 Google answers
Hoover4 of 4Named in 3 of 3 ChatGPT answersNamed in 1 of 1 Google answers
Rug Doctor3 of 4Named in 3 of 3 ChatGPT answersNamed in 0 of 1 Google answers
Shark3 of 4Named in 2 of 3 ChatGPT answersNamed in 1 of 1 Google answers
Karcher0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
Tineco0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
Vax0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
See every answer about carpet cleaner brands
4 answers
Asked ChatGPT
“Which carpet cleaner brand should I buy?”
Asked ChatGPT
“What are the best carpet cleaner brands?”
Asked ChatGPT
“What's the best carpet cleaner brand for deep cleaning?”
Searched Google, AI Overview
“best carpet cleaner”
Searched Google, AI Overview
“carpet cleaner for pets”
Google showed no AI Overview for this search.
Brands are shown in the order each answer named them. The survey took place in the United States on October 20, 2026.
Is Karcher or Shark more popular in search?
This chart shows how often people search Google for Karcher and Shark by name. Each line represents a brand's share of searches for all seven carpet cleaner brands we track, month by month, from English-language searches worldwide.
Share of searches by month for Karcher, Shark. The figures are in the table below the chart.
View monthly share of searches table
| Month | Karcher | BISSELL | Tineco | Hoover | Vax | Rug Doctor | Shark |
|---|---|---|---|---|---|---|---|
| Oct 2025 | 35.9% | 16.1% | 19.6% | 14.9% | 7.2% | 3.6% | 2.6% |
| Nov 2025 | 33.1% | 14.9% | 27.2% | 13.5% | 6% | 2.9% | 2.4% |
| Dec 2025 | 35.1% | 12.9% | 23.5% | 17.1% | 5.7% | 3.1% | 2.6% |
| Jan 2026 | 35.1% | 12.8% | 23.4% | 17.1% | 6.4% | 3.1% | 2.1% |
| Feb 2026 | 39.6% | 14.5% | 17.7% | 15.8% | 6.5% | 3.5% | 2.4% |
| Mar 2026 | 47.4% | 14.3% | 14.3% | 13% | 5.9% | 2.8% | 2.4% |
| Apr 2026 | 50.6% | 12.5% | 12.5% | 13.9% | 5.6% | 3% | 2.1% |
| May 2026 | 47% | 11.6% | 14.2% | 15.7% | 5.8% | 3.4% | 2.3% |
| Jun 2026 | 41.4% | 12.4% | 18.5% | 14% | 7.6% | 3.6% | 2.5% |
| Jul 2026 | 42.8% | 12.8% | 15.7% | 14.9% | 7% | 4.3% | 2.6% |
| Aug 2026 | 37.4% | 16.7% | 16.7% | 15.5% | 6.9% | 4% | 2.8% |
| Sep 2026 | 32.9% | 18% | 18% | 16.7% | 7.4% | 4% | 3% |
How has the Karcher and Shark comparison changed over the last 12 months?
3 findings
- Karcher was ahead of Shark in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Karcher’s share of searches among carpet cleaner brands worldwide moved from 35.9% to 32.9%, and its estimated monthly branded searches moved from 823K to 673K.
- Across the 12 months ending September 2026, Shark’s share of searches among carpet cleaner brands worldwide moved from 2.6% to 3%, and its estimated monthly branded searches held steady at 60.5K.
How did search popularity change for carpet cleaner brands worldwide in September 2026?
1 change
In September 2026, Karcher lost share of searches among carpet cleaner brands worldwide, from 37.4% to 32.9%.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using Karcher’s and Shark’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.
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