Muji vs Sharpie:Which is more popular?
In September 2026, Sharpie had more branded searches than Muji among pen and stationery brands worldwide. Sharpie had about 165,000 branded searches, while Muji had 90,700. Sharpie made up 9.2% of all pen and stationery brand searches we track, and Muji accounted for 5.1%. When we asked ChatGPT and Google AI Overviews about pen and stationery brands, Muji appeared in three of the five answers and Sharpie in none.
Follow Muji vs Sharpie and get free monthly updates on what changed
By continuing you'll get index updates and occasional product news from Brandwave. Unsubscribe any time. Privacy
Top pen and stationery brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Muji was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. Sharpie did not appear in any of the five 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.
Pilot5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Zebra4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Pentel4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
uni-ball4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Parker3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers- Muji3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Rhodia3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Moleskine2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Leuchtturm19172 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Sharpie0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about pen and stationery brands
5 answers
Asked ChatGPT
“Which pen or stationery brand should I buy?”
Asked ChatGPT
“What are the best pen and stationery brands?”
Asked ChatGPT
“What's the best pen or stationery brand for everyday writing?”
Searched Google, AI Overview
“pen brands”
Searched Google, AI Overview
“stationery brands”
Brands are shown in the order each answer named them. The survey took place in the United States on October 21, 2026.
Is Muji or Sharpie more popular in search?
This chart shows how often people search Google for Muji and Sharpie by name. Each line represents a brand's share of searches for all 13 pen and stationery brands we track, month by month, from English-language searches worldwide.
Share of searches by month for Sharpie, Muji. The figures are in the table below the chart.
View monthly share of searches table
| Month | BIC | Parker | Moleskine | Pilot | Sharpie | Muji | Leuchtturm1917 | Staedtler | Zebra | Lamy | Pentel | Rhodia | uni-ball |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 29.3% | 12.3% | 12.3% | 8.7% | 10.1% | 4.5% | 5.5% | 5.5% | 3.3% | 3% | 3% | 1.4% | 0.91% |
| Nov 2025 | 27.9% | 11.7% | 14.4% | 8.4% | 9.6% | 6.1% | 6.4% | 4.3% | 3.2% | 2.9% | 2.9% | 1.3% | 0.86% |
| Dec 2025 | 25.4% | 12.9% | 15.8% | 8.5% | 8.7% | 5.6% | 8.7% | 3.9% | 2.8% | 3.2% | 2.6% | 1.2% | 0.78% |
| Jan 2026 | 27.2% | 11.1% | 13.6% | 8.2% | 9.1% | 5.5% | 9.1% | 5% | 3% | 2.7% | 3.3% | 1.2% | 0.82% |
| Feb 2026 | 27.8% | 13.6% | 11.2% | 10% | 9.1% | 5% | 6.1% | 5% | 3% | 3.3% | 3.3% | 1.2% | 1.2% |
| Mar 2026 | 29.3% | 12.3% | 10.1% | 8.7% | 12.3% | 5.7% | 4.5% | 4.5% | 3.3% | 3% | 3.7% | 1.4% | 1.1% |
| Apr 2026 | 31.8% | 11% | 11% | 10.1% | 11% | 5.1% | 4.9% | 4% | 3% | 2.7% | 3.3% | 1.2% | 0.98% |
| May 2026 | 28.6% | 11.5% | 11.5% | 10.6% | 11.5% | 5.3% | 5.2% | 4.2% | 3.1% | 2.8% | 3.4% | 1.3% | 1% |
| Jun 2026 | 28.6% | 14.3% | 11.7% | 9.7% | 9.6% | 5.4% | 5.3% | 4.3% | 2.6% | 2.9% | 3.5% | 1.3% | 0.86% |
| Jul 2026 | 26.2% | 16% | 10.7% | 10.9% | 8.8% | 5.4% | 5.9% | 3.9% | 2.9% | 3.9% | 3.2% | 1.2% | 0.96% |
| Aug 2026 | 28% | 13.7% | 11.2% | 10.1% | 9.2% | 6.2% | 6.1% | 4.1% | 3% | 3.4% | 2.8% | 1.2% | 0.83% |
| Sep 2026 | 28.1% | 16.8% | 11.2% | 9.7% | 9.2% | 5.1% | 5.1% | 4.1% | 3% | 2.8% | 2.8% | 1.2% | 0.83% |
How has the Muji and Sharpie comparison changed over the last 12 months?
3 findings
- Sharpie was ahead of Muji in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Muji’s share of searches among pen and stationery brands worldwide moved from 4.5% to 5.1%, and its estimated monthly branded searches moved from 74.2K to 90.7K.
- Across the 12 months ending September 2026, Sharpie’s share of searches among pen and stationery brands worldwide moved from 10.1% to 9.2%, and its estimated monthly branded searches held steady at 165K.
How did search popularity change for pen and stationery brands worldwide in September 2026?
1 change
In September 2026, Muji lost share of searches among pen and stationery brands worldwide, from 6.2% to 5.1%.
How are branded searches counted?
4 search terms
Brandwave collects information about searches that people make online using Muji’s and Sharpie’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.
Other head-to-heads among pen and stationery brands
Put your own brand in this comparison
Brandwave tracks your branded demand next to the rival you actually watch, with your campaigns, spend and outcomes on the same timeline.