b.box vs Yumbox:Which is more popular?
In September 2026, b.box had more branded searches than Yumbox among bento lunch box brands worldwide. b.box had about 74,000 branded searches, while Yumbox had 22,200. b.box made up 27.5% of all bento lunch box brand searches we track, and Yumbox accounted for 8.2%. When we asked ChatGPT and Google AI Overviews about bento lunch box brands, Yumbox appeared in two of the five answers and b.box in none.
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Top bento lunch box brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Yumbox was mentioned in two out of five: in two of the three ChatGPT answers, but not in either of the two Google AI Overviews. b.box 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.
Bentgo5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
OmieBox4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
monbento3 of 5Named in 1 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Yumbox2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
PlanetBox2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
b.box0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Sistema0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about bento lunch box brands
5 answers
Asked ChatGPT
“Which bento lunch box should I buy for my kids?”
Asked ChatGPT
“What are the best bento lunch box brands?”
Asked ChatGPT
“What's the best leakproof bento lunch box for school?”
Searched Google, AI Overview
“bento lunch box”
Searched Google, AI Overview
“best bento lunch box”
Brands are shown in the order each answer named them. The survey took place in the United States on October 22, 2026.
Is b.box or Yumbox more popular in search?
This chart shows how often people search Google for b.box and Yumbox by name. Each line represents a brand's share of searches for all seven bento lunch box brands we track, month by month, from English-language searches worldwide.
Share of searches by month for b.box, Yumbox. The figures are in the table below the chart.
View monthly share of searches table
| Month | b.box | Bentgo | OmieBox | Sistema | Yumbox | monbento | PlanetBox |
|---|---|---|---|---|---|---|---|
| Oct 2025 | 19.8% | 16.2% | 10.8% | 10.8% | 24.2% | 13.3% | 4.8% |
| Nov 2025 | 30.7% | 16.8% | 11.2% | 11.2% | 11.2% | 13.8% | 5% |
| Dec 2025 | 31.5% | 21.1% | 9.4% | 9.4% | 9.4% | 14.1% | 5.1% |
| Jan 2026 | 35.3% | 19.3% | 10.6% | 12.9% | 8.6% | 8.6% | 4.7% |
| Feb 2026 | 28.3% | 23.1% | 12.6% | 12.6% | 8.4% | 10.3% | 4.6% |
| Mar 2026 | 21.4% | 26.1% | 14.3% | 11.7% | 9.6% | 11.7% | 5.2% |
| Apr 2026 | 19.5% | 23.8% | 13% | 13% | 10.6% | 13% | 7.1% |
| May 2026 | 22.8% | 22.8% | 12.5% | 12.5% | 10.2% | 12.5% | 6.8% |
| Jun 2026 | 19.7% | 29.5% | 13.2% | 10.8% | 10.8% | 8.8% | 7.2% |
| Jul 2026 | 18.3% | 33.5% | 15% | 10.1% | 8.2% | 6.7% | 8.2% |
| Aug 2026 | 18.8% | 28% | 18.8% | 12.6% | 10.3% | 4.6% | 6.9% |
| Sep 2026 | 27.5% | 22.4% | 18.4% | 12.3% | 8.2% | 6.7% | 4.5% |
How has the b.box and Yumbox comparison changed over the last 12 months?
3 findings
- The lead changed hands once in the 12 months ending September 2026: b.box took it in November 2025.
- Across the 12 months ending September 2026, b.box’s share of searches among bento lunch box brands worldwide moved from 19.8% to 27.5%, and its estimated monthly branded searches moved from 33.1K to 74K.
- Across the 12 months ending September 2026, Yumbox’s share of searches among bento lunch box brands worldwide moved from 24.2% to 8.2%, and its estimated monthly branded searches moved from 40.5K to 22.2K.
How did search popularity change for bento lunch box brands worldwide in September 2026?
2 changes
In September 2026, b.box overtook Bentgo to become the leader among bento lunch box brands worldwide, with 27.5% of the searches.
In September 2026, Yumbox lost share of searches among bento lunch box brands worldwide, from 10.3% to 8.2%.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using b.box’s and Yumbox’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 bento lunch box brands
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