We and our partners use cookies to give you the best online experience, including to personalise advertising and content. Data about your interaction with this site and the ads shown to you may be shared with companies involved in the delivery and/or personalisation of ads on this site and elsewhere online.

Giro Fathom vs Giro Synthe

    Giro Fathom Bicycle Helmet
    Giro Fathom
      Giro Synthe Bicycle Helmet
      Giro Synthe
      Available colors
      User rating
      42
      4.1 out of 5
      42 user ratings
      5 stars
      		38 %
      4 stars
      		38 %
      3 stars
      		21 %
      2 stars
      		2 %
      1 stars
      		0 %
      51
      3.7 out of 5
      51 user ratings
      5 stars
      		25 %
      4 stars
      		33 %
      3 stars
      		29 %
      2 stars
      		9 %
      1 stars
      		1 %

      Full Comparison

      Units:

      General

      Giro FathomGiro Fathom
      Giro SyntheGiro Synthe
      TypeOpen faceOpen face
      Area of use
      • Mountain biking
      • Urban/Commuting
      • Mountain biking
      • Road/Time trial
      Junior/SeniorAdultAdult
      Gender
      • Men's
      • Women's
      • Men's
      • Women's

      Design

      Giro FathomGiro Fathom
      Giro SyntheGiro Synthe
      Colour of product
      • Black
      • Blue
      • Green
      • Orange
      • Red
      • Silver
      • Turquoise
      • White
      • Yellow
      • Black
      • Black,Blue
      • Blue
      • Green
      • Grey
      • Orange
      • Red
      • Silver
      • Turquoise
      • White
      • Yellow
      Surface materialPolycarbonatePolycarbonate
      Number of venting holes2326

      Dimensions

      Giro FathomGiro Fathom
      Giro SyntheGiro Synthe
      Sizes
      • L
      • M
      • S
      • XL
      • L
      • M
      • S
      • XL
      Weight10.05 oz8.25 oz

      Features

      Giro FathomGiro Fathom
      Giro SyntheGiro Synthe
      In-Mold constructionyesyes

      Pros & Cons

      Pros
          Cons

              Often compared with Giro Synthe

              Giro Synthe Bicycle Helmet
              Giro Cinder
              GiroSynthe
              GiroCinder
              Giro Synthe Bicycle Helmet
              Giro Foray
              GiroSynthe
              GiroForay
              Giro Synthe Bicycle Helmet
              Giro Synthe MIPS
              GiroSynthe
              GiroSynthe MIPS