Brandwave

Birkenstock vs OOFOS:Which is more popular?

In September 2026, Birkenstock had more branded searches than OOFOS among sandals worldwide. Birkenstock had about 6.1 million branded searches, while OOFOS had 368,000. Birkenstock made up 40% of all sandal searches we track, and OOFOS accounted for 2.4%. When we asked ChatGPT and Google AI Overviews about sandals, Birkenstock appeared in four of the five answers and OOFOS in two. Birkenstock was mentioned before OOFOS in every answer that named either.

Among sandals worldwide in September 2026

Who do people search for more?

Birkenstock, about 17 searches for every 1 for OOFOS

Birkenstock 6.1M searchesOOFOS 368K searches

Who does AI mention more?

Birkenstock, mentioned in 4 of 5 answers, OOFOS in 2

Birkenstock in 4 of 5OOFOS in 2 of 5

Who does AI recommend more?

Birkenstock, named ahead of OOFOS in 3 of 3 answers

Birkenstock first in 3OOFOS never first

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Top sandals in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Birkenstock was mentioned in four out of five: in all three ChatGPT answers and in one of the two Google AI Overviews. OOFOS was mentioned in two out of five: in two of the three ChatGPT answers, but not in either of the two Google AI Overviews. Birkenstock was listed before OOFOS in every answer that named either.

Most recommended by AI

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

  1. Birkenstock1st
  2. Reef2nd
  3. Teva3rd
  4. OOFOS4th
  5. Havaianas5th
  6. Crocs6th
  7. Chaco–

Mentioned by AI

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

  • Birkenstock4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • OOFOS2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Reef2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Teva2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Crocs1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Havaianas1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Chaco0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers

See every answer about sandals

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 Birkenstock or OOFOS more popular in search?

This chart shows how often people search Google for Birkenstock and OOFOS by name. Each line represents a brand's share of searches for all seven sandals we track, month by month, from English-language searches worldwide.

Birkenstock and OOFOS among sandals worldwide, by month

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

View monthly share of searches table
MonthCrocsBirkenstockHavaianasOOFOSReefChacoTeva
Oct 202554.2%36.2%7.2%1.8%0.36%0.2%<0.01%
Nov 202552.3%35%10.5%1.7%0.28%0.16%<0.01%
Dec 202548.3%32.3%17.7%1.3%0.26%0.14%<0.01%
Jan 202652.1%34.8%10.4%2.1%0.42%0.23%<0.01%
Feb 202652.3%35%10.4%1.4%0.63%0.28%<0.01%
Mar 202653.9%36.1%7.2%1.5%0.97%0.36%<0.01%
Apr 202649%40.1%8%1.6%0.88%0.4%<0.01%
May 202643%43%10.5%1.7%1.2%0.52%<0.01%
Jun 202645.7%37.6%13.8%1.5%1%0.45%<0.01%
Jul 202645.7%37.7%13.8%1.5%0.83%0.45%<0.01%
Aug 202645.7%37.4%13.7%2.2%0.67%0.37%<0.01%
Sep 202648.8%40%8%2.4%0.59%0.26%<0.01%

How has the Birkenstock and OOFOS comparison changed over the last 12 months?

3 findings
  • Birkenstock was ahead of OOFOS in every measured month of the 12 months ending September 2026.
  • Across the 12 months ending September 2026, Birkenstock’s share of searches among sandals worldwide moved from 36.2% to 40%, and its estimated monthly branded searches moved from 5M to 6.1M.
  • Across the 12 months ending September 2026, OOFOS’s share of searches among sandals worldwide moved from 1.8% to 2.4%, and its estimated monthly branded searches moved from 246K to 368K.

How did search popularity change for sandals worldwide in September 2026?

2 changes
  1. In September 2026, Birkenstock gained share of searches among sandals worldwide, from 37.4% to 40%.

  2. OOFOS’s share of searches among sandals worldwide has gained ground for 3 months in a row, from 1.5% to 2.4% in September 2026.

How are branded searches counted?

2 search terms

Brandwave collects information about searches that people make online using Birkenstock’s and OOFOS’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.

Birkenstock

1 branded search term

  • birkenstock

OOFOS

1 branded search term

  • oofos

How the Brand Demand Index is measured

Other head-to-heads among sandals

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