Brandwave

Castelli vs Giro:Which is more popular?

In September 2026, Castelli had more branded searches than Giro among cycling gloves worldwide. Castelli had about 110,000 branded searches, while Giro had 52,200. Castelli made up 15.4% of all cycling glove searches we track, and Giro accounted for 7.3%. When we asked ChatGPT and Google AI Overviews about cycling gloves, Giro appeared in all five answers and Castelli in three. Giro was mentioned before Castelli in four out of five answers.

Among cycling gloves worldwide in September 2026

Who do people search for more?

Castelli, about 2 searches for every 1 for Giro

Castelli 110K searchesGiro 52.2K searches

Who does AI mention more?

Giro, mentioned in every answer we collected

Giro in 5 of 5Castelli in 3 of 5

Who does AI recommend more?

Giro, named ahead of Castelli in 4 of 5 answers

Giro first in 4Castelli first in 1

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Top cycling gloves in ChatGPT and Google AI Overviews

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

Most recommended by AI

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

  1. Giro1st
  2. Pearl Izumi2nd
  3. Specialized3rd
  4. Castelli4th
  5. 100%5th
  6. Fox Racing6th
  7. Endura7th

Mentioned by AI

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

  • Giro5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Specialized4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Pearl Izumi4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Castelli3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Fox Racing1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Endura1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • 100%1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers

See every answer about cycling gloves

5 answers

Brands are shown in the order each answer named them. The survey took place in the United States on October 20, 2026.

Is Castelli or Giro more popular in search?

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

Castelli and Giro among cycling gloves worldwide, by month

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

View monthly share of searches table
MonthSpecializedCastelliFox RacingGiroEnduraPearl Izumi100%
Oct 202547.2%19.3%15.7%8%5.8%3.9%0.1%
Nov 202544.3%18.1%18.1%9.4%5.4%4.4%0.13%
Dec 202542.4%17.3%17.3%13.4%5.2%4.3%0.14%
Jan 202641.7%20.8%14%13%6.3%4.2%0.09%
Feb 202644%22%14.7%9.4%5.4%4.4%0.08%
Mar 202651.2%17.2%14%8.1%5.2%4.2%0.08%
Apr 202654.2%18.2%12.1%7.3%4.5%3.6%0.07%
May 202653.7%18%12%7.3%4.4%4.4%0.08%
Jun 202652.4%17.6%14.3%7%4.3%4.3%0.08%
Jul 202650.3%16.9%11.3%13.2%4.1%4.1%0.07%
Aug 202648.4%19.9%13.2%10.5%4%4%0.07%
Sep 202656.2%15.4%12.6%7.3%4.6%3.8%0.08%

How has the Castelli and Giro comparison changed over the last 12 months?

3 findings
  • Castelli was ahead of Giro in every measured month of the 12 months ending September 2026.
  • Across the 12 months ending September 2026, Castelli’s share of searches among cycling gloves worldwide moved from 19.3% to 15.4%, and its estimated monthly branded searches moved from 135K to 110K.
  • Across the 12 months ending September 2026, Giro’s share of searches among cycling gloves worldwide moved from 8% to 7.3%, and its estimated monthly branded searches moved from 56.2K to 52.2K.

How did search popularity change for cycling gloves worldwide in September 2026?

2 changes
  1. In September 2026, Castelli lost share of searches among cycling gloves worldwide, from 19.9% to 15.4%.

  2. In September 2026, Giro lost share of searches among cycling gloves worldwide, from 10.5% to 7.3%.

How are branded searches counted?

5 search terms

Brandwave collects information about searches that people make online using Castelli’s and Giro’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.

Castelli

1 branded search term

  • castelli

Giro

4 branded search terms

  • giro bike
  • giro bike helmet
  • giro cycling helmet
  • giro helmet

How the Brand Demand Index is measured

Other head-to-heads among cycling gloves

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