Chemical Guys vs Koch-Chemie:Which is more popular?
In September 2026, Chemical Guys had more branded searches than Koch-Chemie among car shampoo brands worldwide. Chemical Guys had about 112,000 branded searches, while Koch-Chemie had 90,500. Chemical Guys made up 25.6% of all car shampoo brand searches we track, and Koch-Chemie accounted for 20.8%. When we asked ChatGPT and Google AI Overviews about car shampoo brands, Chemical Guys appeared in four of the five answers and Koch-Chemie in two. Chemical Guys was mentioned before Koch-Chemie in every answer that named either.
Who do people search for more?
Chemical Guys, about 23% more searches than Koch-Chemie
Who does AI mention more?
Chemical Guys, mentioned in 4 of 5 answers, Koch-Chemie in 2
Who does AI recommend more?
Chemical Guys, named ahead of Koch-Chemie in 4 of 4 answers
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Top car shampoo brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Chemical Guys was mentioned in four out of five: in all three ChatGPT answers and in one of the two Google AI Overviews. Koch-Chemie was mentioned in two out of five: in one of the three ChatGPT answers and in one of the two Google AI Overviews. Chemical Guys was listed before Koch-Chemie in every answer that named either.
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.
Meguiar's5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers- Chemical Guys4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
CarPro3 of 5Named in 1 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Adam's Polishes3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Koch-Chemie2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Turtle Wax1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Autoglym0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Bilt Hamber0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Sonax0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about car shampoo brands
5 answers
Asked ChatGPT
“Which car shampoo brand should I buy?”
Asked ChatGPT
“What are the best car shampoo brands?”
Asked ChatGPT
“What's the best car shampoo brand for everyday wash?”
Searched Google, AI Overview
“car shampoo brands”
Searched Google, AI Overview
“best car shampoo”
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 20, 2026.
Is Chemical Guys or Koch-Chemie more popular in search?
This chart shows how often people search Google for Chemical Guys and Koch-Chemie by name. Each line represents a brand's share of searches for all nine car shampoo brands we track, month by month, from English-language searches worldwide.
Share of searches by month for Chemical Guys, Koch-Chemie. The figures are in the table below the chart.
View monthly share of searches table
| Month | Chemical Guys | Koch-Chemie | Meguiar's | Turtle Wax | Autoglym | CarPro | Adam's Polishes | Bilt Hamber | Sonax |
|---|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 23.9% | 19.5% | 23.7% | 13% | 8.7% | 5.8% | 3.2% | 2.1% | 0.08% |
| Nov 2025 | 24.3% | 24.1% | 19.8% | 10.8% | 8.9% | 5.9% | 4% | 2.2% | 0.06% |
| Dec 2025 | 25.7% | 17.1% | 20.9% | 11.4% | 14% | 6.3% | 2.8% | 1.9% | 0.04% |
| Jan 2026 | 23.2% | 18.7% | 22.9% | 12.5% | 10.2% | 6.9% | 3.1% | 2.5% | 0.05% |
| Feb 2026 | 25.7% | 20.9% | 20.9% | 11.4% | 9.3% | 6.2% | 2.8% | 2.8% | 0.04% |
| Mar 2026 | 23.5% | 23.2% | 18.9% | 12.7% | 10.4% | 5.7% | 3.1% | 2.5% | 0.03% |
| Apr 2026 | 26.2% | 21.2% | 21.2% | 11.6% | 9.5% | 5.2% | 2.8% | 2.3% | 0.04% |
| May 2026 | 27.7% | 22.4% | 18.3% | 12.3% | 8.2% | 5.5% | 3% | 2.5% | 0.04% |
| Jun 2026 | 25.6% | 20.6% | 20.6% | 13.9% | 7.6% | 6.2% | 2.8% | 2.8% | 0.07% |
| Jul 2026 | 21.9% | 21.6% | 21.6% | 14.5% | 8% | 6.5% | 2.9% | 2.9% | 0.06% |
| Aug 2026 | 22.3% | 22% | 22% | 14.8% | 8.1% | 5.4% | 3% | 2.4% | 0.05% |
| Sep 2026 | 25.6% | 20.8% | 20.8% | 13.9% | 7.6% | 6.2% | 2.8% | 2.3% | 0.06% |
How has the Chemical Guys and Koch-Chemie comparison changed over the last 12 months?
3 findings
- Chemical Guys was ahead of Koch-Chemie in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Chemical Guys’ share of searches among car shampoo brands worldwide moved from 23.9% to 25.6%, and its estimated monthly branded searches moved from 111K to 112K.
- Across the 12 months ending September 2026, Koch-Chemie’s share of searches among car shampoo brands worldwide moved from 19.5% to 20.8%, and its estimated monthly branded searches held steady at 90.5K.
How did search popularity change for car shampoo brands worldwide in September 2026?
2 changes
In September 2026, Chemical Guys gained share of searches among car shampoo brands worldwide, from 22.3% to 25.6%.
In September 2026, Koch-Chemie lost share of searches among car shampoo brands worldwide, from 22% to 20.8%.
How are branded searches counted?
3 search terms
Brandwave collects information about searches that people make online using Chemical Guys’ and Koch-Chemie’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.
Chemical Guys
2 branded search terms
- chemical guys
- chemicalguys
Koch-Chemie
1 branded search term
- koch chemie
Other head-to-heads among car shampoo brands
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