Brandwave

Reef vs Vionic:Which is more popular?

In September 2026, Reef and Vionic were level in searches among flip flop brands worldwide, with an estimated 90.5K branded searches each, at 0.57% of the total each. When we asked ChatGPT and Google AI Overviews about flip flop brands, Reef appeared in all five answers and Vionic in two. Reef was mentioned before Vionic in four out of five answers.

Among flip flop brands worldwide in September 2026

Who do people search for more?

Reef and Vionic are searched for about as often as each other.

Reef 90.5K searchesVionic 90.5K searches

Who does AI mention more?

Reef, mentioned in every answer we collected

Reef in 5 of 5Vionic in 2 of 5

Who does AI recommend more?

Reef, named ahead of Vionic in 4 of 5 answers

Reef first in 4Vionic first in 1

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Top flip flop brands in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Reef appeared in all five answers. Vionic was mentioned in two out of five: in one of the three ChatGPT answers and in one of the two Google AI Overviews. Reef was listed before Vionic in four out of five answers.

Most recommended by AI

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

  1. OluKai1st
  2. Archies2nd
  3. Reef3rd
  4. Havaianas4th
  5. Birkenstock5th
  6. OOFOS6th
  7. Vionic7th
  8. Teva8th
  9. Sanuk9th
  10. Crocs–
  11. +2 more

Mentioned by AI

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

  • OluKai5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Reef5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Archies4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Havaianas3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Birkenstock2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • OOFOS2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Vionic2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Sanuk2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Teva2 of 5Named in 0 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Crocs0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers

+2 more

See every answer about flip flop 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 19, 2026.

Is Reef or Vionic more popular in search?

This chart shows how often people search Google for Reef and Vionic by name. Each line represents a brand's share of searches for all 12 flip flop brands we track, month by month, from English-language searches worldwide.

Reef and Vionic among flip flop brands worldwide, by month

Share of searches by month for Reef, Vionic. The figures are in the table below the chart.

View monthly share of searches table
MonthCrocsBirkenstockHavaianasOOFOSFitFlopOluKaiReefVionicSanukIpanemaArchiesTeva
Oct 202552.5%35.1%7%1.7%1.4%0.95%0.35%0.64%0.23%0.04%<0.01%<0.01%
Nov 202550.9%34.1%10.2%1.7%1.1%0.92%0.28%0.5%0.18%0.03%0.04%<0.01%
Dec 202547%31.5%17.2%1.3%1%1%0.25%0.47%0.17%0.03%0.04%<0.01%
Jan 202650.2%33.5%10%2%1.6%1.1%0.41%0.74%0.27%0.05%0.03%<0.01%
Feb 202650.7%33.9%10.1%1.4%1.4%1.1%0.61%0.61%0.22%0.05%0.02%<0.01%
Mar 202652.1%34.9%7%1.4%1.4%1.4%0.94%0.63%0.23%0.06%0.01%<0.01%
Apr 202647.4%38.8%7.8%1.6%1.3%1.6%0.86%0.57%0.21%0.06%<0.01%<0.01%
May 202641.7%41.7%10.2%1.7%1.4%1.4%1.1%0.5%0.23%0.1%<0.01%<0.01%
Jun 202644.4%36.6%13.4%1.5%1.2%1.2%0.98%0.36%0.2%0.13%<0.01%<0.01%
Jul 202644.5%36.7%13.4%1.5%1.2%1.2%0.81%0.36%0.16%0.13%<0.01%<0.01%
Aug 202644.4%36.3%13.3%2.2%1.2%1.2%0.66%0.44%0.2%0.16%0.01%<0.01%
Sep 202647.3%38.7%7.7%2.3%1.3%1.3%0.57%0.57%0.21%0.08%0.03%<0.01%

How has the Reef and Vionic comparison changed over the last 12 months?

3 findings
  • The lead changed hands once in the 12 months ending September 2026: Reef took it in March 2026.
  • Across the 12 months ending September 2026, Reef’s share of searches among flip flop brands worldwide moved from 0.35% to 0.57%, and its estimated monthly branded searches moved from 49.5K to 90.5K.
  • Across the 12 months ending September 2026, Vionic’s share of searches among flip flop brands worldwide moved from 0.64% to 0.57%, and its estimated monthly branded searches held steady at 90.5K.

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

1 change
  1. Estimated monthly branded searches for Reef worldwide rose 82.8% over 12 measured months, from 49.5K to 90.5K in September 2026.

How are branded searches counted?

2 search terms

Brandwave collects information about searches that people make online using Reef’s and Vionic’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.

Reef

1 branded search term

  • reef sandals

Vionic

1 branded search term

  • vionic

How the Brand Demand Index is measured

Other head-to-heads among flip flop brands

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