Marvin vs Window World:Which is more popular?
In September 2026, Window World had more branded searches than Marvin among window replacement companies in the United States. Window World had about 49,500 branded searches, while Marvin had 33,100. Window World made up 17.5% of all window replacement company searches we track, and Marvin accounted for 11.7%. When we asked ChatGPT and Google AI Overviews about window replacement companies, Marvin and Window World each appeared in two of the four answers. Window World was mentioned before Marvin in two out of three answers that named either.
Who do people search for more?
Window World, about 50% more searches than Marvin
Who does AI mention more?
Both were mentioned in 2 of 4 answers.
Who does AI recommend more?
Window World, named ahead of Marvin in 2 of 3 answers
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Top window replacement companies in ChatGPT and Google AI Overviews
In three ChatGPT questions and one Google AI Overview, Marvin and Window World were each mentioned in two out of four: in two of the three ChatGPT answers, but not in the Google AI Overview. Window World was listed before Marvin in two out of three answers that named either.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Renewal by Andersen1st
Pella2nd- Window World3rd
Champion4th
Marvin5th
Window Nation–
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
- Pella4 of 4Named in 3 of 3 ChatGPT answersNamed in 1 of 1 Google answers
- Renewal by Andersen4 of 4Named in 3 of 3 ChatGPT answersNamed in 1 of 1 Google answers
- Champion3 of 4Named in 3 of 3 ChatGPT answersNamed in 0 of 1 Google answers
- Window World2 of 4Named in 2 of 3 ChatGPT answersNamed in 0 of 1 Google answers
- Marvin2 of 4Named in 2 of 3 ChatGPT answersNamed in 0 of 1 Google answers
- Window Nation0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
See every answer about window replacement companies
4 answers
Asked ChatGPT
“Which window replacement company should I use in the US?”
Asked ChatGPT
“What are the best window replacement companies in the US?”
Asked ChatGPT
“What's the best window replacement company in the US for energy-efficient windows?”
Searched Google, AI Overview
“window replacement companies”
Google showed no AI Overview for this search.
Searched Google, AI Overview
“best replacement windows”
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in United States on October 22, 2026.
Is Marvin or Window World more popular in search?
This chart shows how often people search Google for Marvin and Window World by name. Each line represents a brand's share of searches for all six window replacement companies we track, month by month, from searches in United States.
Share of searches by month for Window World, Marvin. The figures are in the table below the chart.
View monthly share of searches table
| Month | Pella | Renewal by Andersen | Window World | Marvin | Window Nation | Champion |
|---|---|---|---|---|---|---|
| Oct 2025 | 34.7% | 27.5% | 15% | 10% | 8.2% | 4.5% |
| Nov 2025 | 32.8% | 29.3% | 16.1% | 10.7% | 7.2% | 3.9% |
| Dec 2025 | 34.5% | 27.3% | 14.9% | 12.2% | 8.2% | 3% |
| Jan 2026 | 29.9% | 30.9% | 16.9% | 11.3% | 7.6% | 3.4% |
| Feb 2026 | 32.8% | 29.3% | 16% | 10.7% | 7.2% | 3.9% |
| Mar 2026 | 32.8% | 29.2% | 16.1% | 10.8% | 7.2% | 3.9% |
| Apr 2026 | 34.8% | 25.5% | 17% | 11.4% | 6.2% | 5.1% |
| May 2026 | 34.9% | 27.6% | 15.1% | 12.4% | 5.5% | 4.5% |
| Jun 2026 | 34.3% | 29% | 15.9% | 10.6% | 7.1% | 3.2% |
| Jul 2026 | 31.1% | 30.1% | 16.4% | 11% | 7.4% | 4% |
| Aug 2026 | 34.1% | 28.8% | 15.7% | 10.5% | 7.1% | 3.8% |
| Sep 2026 | 33.2% | 26.2% | 17.5% | 11.7% | 7.9% | 3.5% |
How has the Marvin and Window World comparison changed over the last 12 months?
3 findings
- Window World was ahead of Marvin in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Marvin’s share of searches among window replacement companies in the United States moved from 10% to 11.7%, and its estimated monthly branded searches held steady at 33.1K.
- Across the 12 months ending September 2026, Window World’s share of searches among window replacement companies in the United States moved from 15% to 17.5%, and its estimated monthly branded searches held steady at 49.5K.
How did search popularity change for United States window replacement companies in September 2026?
2 changes
In September 2026, Window World gained share of searches among window replacement companies in the United States, from 15.7% to 17.5%.
In September 2026, Marvin gained share of searches among window replacement companies in the United States, from 10.5% to 11.7%.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using Marvin’s and Window World’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.
Marvin
1 branded search term
- marvin windows
Window World
1 branded search term
- window world
Other head-to-heads among window replacement companies
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