Brandwave

Cupshe vs Monday Swimwear:Which is more popular?

In September 2026, Cupshe had more branded searches than Monday Swimwear among swimwear brands worldwide. Cupshe had about 201,000 branded searches, while Monday Swimwear had 90,500. Cupshe made up 19.8% of all swimwear brand searches we track, and Monday Swimwear accounted for 8.9%. When we asked ChatGPT and Google AI Overviews about swimwear brands, Cupshe appeared in four of the five answers and Monday Swimwear in three. Monday Swimwear was mentioned before Cupshe in three out of four answers.

Among swimwear brands worldwide in September 2026

Who do people search for more?

Cupshe, about 2 searches for every 1 for Monday Swimwear

Cupshe 201K searchesMonday Swimwear 90.5K searches

Who does AI mention more?

Cupshe, mentioned in 4 of 5 answers, Monday Swimwear in 3

Cupshe in 4 of 5Monday Swimwear in 3 of 5

Who does AI recommend more?

Monday Swimwear, named ahead of Cupshe in 3 of 4 answers

Monday Swimwear first in 3Cupshe first in 1

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Top swimwear brands in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Cupshe was mentioned in four out of five: in two of the three ChatGPT answers and in both Google AI Overviews. Monday Swimwear was mentioned in three out of five: in all three ChatGPT answers, but not in either of the two Google AI Overviews. Monday Swimwear was listed before Cupshe in three out of four answers.

Most recommended by AI

Brands get a higher ranking if they are mentioned earlier in the answers.

  1. Summersalt1st
  2. Monday Swimwear2nd
  3. Cupshe3rd
  4. Seafolly4th
  5. Left On Friday5th
  6. Eres6th
  7. Speedo7th
  8. Arena–
  9. Zoggs–
  10. Sunseeker–

Mentioned by AI

Each dot is one answer, filled in when that answer mentions the brand.

  • Cupshe4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Summersalt4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Monday Swimwear3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Left On Friday3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Speedo2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Seafolly2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Eres2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Arena0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Zoggs0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Sunseeker0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers

See every answer about swimwear brands

5 answers

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 21, 2026.

Is Cupshe or Monday Swimwear more popular in search?

This chart shows how often people search Google for Cupshe and Monday Swimwear by name. Each line represents a brand's share of searches for all ten swimwear brands we track, month by month, from English-language searches worldwide.

Cupshe and Monday Swimwear among swimwear brands worldwide, by month

Share of searches by month for Cupshe, Monday Swimwear. The figures are in the table below the chart.

View monthly share of searches table
MonthSpeedoCupsheMonday SwimwearSeafollyArenaSummersaltLeft On FridayZoggsSunseekerEres
Oct 202546.2%18.2%5.5%9.6%7.1%6.7%2%3.2%0.73%0.73%
Nov 202541.8%20.1%7.4%10.3%6.7%6.1%3.3%3.1%0.66%0.54%
Dec 202543.4%20.9%6.3%11.2%5.7%5.1%3.4%2.7%0.69%0.69%
Jan 202632%33.6%8.2%8.4%4.8%5.5%3.7%2.4%0.6%0.74%
Feb 202633.4%35%8.6%5.3%4.8%5.8%3.9%2%0.42%0.77%
Mar 202629.9%38.5%9.4%5.1%4.7%5.2%4.2%1.8%0.38%0.85%
Apr 202630.5%39.2%9.6%5%4.4%5.3%3.5%1.7%0.38%0.58%
May 202627.7%44.3%8.9%4.9%3.7%4%4%1.5%0.54%0.54%
Jun 202627.6%43.1%8.7%5.6%3.6%3.9%4.7%1.5%0.64%0.64%
Jul 202629.8%38.3%9.3%6.1%4.1%4.2%5.1%1.7%0.56%0.84%
Aug 202636.4%25.5%9.4%7.5%5.6%5.1%6.3%2.7%0.69%0.84%
Sep 202642.2%19.8%8.9%8.8%7.8%4.9%3.3%3%0.8%0.53%

How has the Cupshe and Monday Swimwear comparison changed over the last 12 months?

3 findings
  • Cupshe was ahead of Monday Swimwear in every measured month of the 12 months ending September 2026.
  • Across the 12 months ending September 2026, Cupshe’s share of searches among swimwear brands worldwide moved from 18.2% to 19.8%, and its estimated monthly branded searches held steady at 201K.
  • Across the 12 months ending September 2026, Monday Swimwear’s share of searches among swimwear brands worldwide moved from 5.5% to 8.9%, and its estimated monthly branded searches moved from 60.5K to 90.5K.

How did search popularity change for swimwear brands worldwide in September 2026?

2 changes

  1. In September 2026, Cupshe lost share of searches among swimwear brands worldwide, from 25.5% to 19.8%.

  2. Estimated monthly branded searches for Monday Swimwear worldwide rose 49.6% over 12 measured months, from 60.5K to 90.5K in September 2026.

How are branded searches counted?

2 search terms

Brandwave collects information about searches that people make online using Cupshe’s and Monday Swimwear’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.

Cupshe

1 branded search term

  • cupshe

Monday Swimwear

1 branded search term

  • monday swimwear

How the Brand Demand Index is measured

Other head-to-heads among swimwear brands

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