Rug Doctor vs Shark:Which is more popular?
In September 2026, Rug Doctor had more branded searches than Shark among carpet cleaner brands worldwide. Rug Doctor had about 82,700 branded searches, while Shark had 60,500. Rug Doctor made up 4% 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, Rug Doctor and Shark each appeared in three of the four answers. Shark was mentioned before Rug Doctor in three out of four answers.
Who do people search for more?
Rug Doctor, about 37% more searches than Shark
Who does AI mention more?
Both were mentioned in 3 of 4 answers.
Who does AI recommend more?
Shark, named ahead of Rug Doctor in 3 of 4 answers
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Top carpet cleaner brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and one Google AI Overview, Rug Doctor was mentioned in three out of four: in all three ChatGPT answers, but not in the Google AI Overview. Shark was mentioned in three out of four: in two of the three ChatGPT answers and in the Google AI Overview. Shark was listed before Rug Doctor in three out of 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 Rug Doctor or Shark more popular in search?
This chart shows how often people search Google for Rug Doctor 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 Rug Doctor, 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 Rug Doctor and Shark comparison changed over the last 12 months?
3 findings
- Rug Doctor was ahead of Shark in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Rug Doctor’s share of searches among carpet cleaner brands worldwide moved from 3.6% to 4%, and its estimated monthly branded searches held steady at 82.7K.
- 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?
0 changes
Neither Rug Doctor nor Shark moved beyond provider rounding among carpet cleaner brands in September 2026.
How are branded searches counted?
3 search terms
Brandwave collects information about searches that people make online using Rug Doctor’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.
Rug Doctor
2 branded search terms
- rug doctor
- rug doctor hire
Shark
1 branded search term
- shark carpet cleaner
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