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Koss UR20 vs Koss UR40

    Koss UR20 Headphones
    Koss UR20
      Koss UR40 Headphones
      Koss UR40
      Available colors
      Editiorial reviews
      1
      1 editorial reviews
      The Koss UR-20 are below-average headphones that perform poorly in most of our test categories. They are moderately comfortable but have a weak, unexciting sound...Read more
      Read editorial reviews
      2
      2 editorial reviews
      I'll write up a full review later, but these circumaural open headphones are just UNBELIEVABLE!   A recent pair of on ear headphones had impressed me with their sound quality, but were a major letdown in terms of comfort (lack thereof). Therefore, I began a search for potentially great...Read more
      The Koss UR-20 are below-average headphones that perform poorly in most of our test categories. They are moderately comfortable but have a weak, unexciting sound...Read more
      Read editorial reviews
      User rating
      42
      4.0 out of 5
      42 user ratings
      5 stars
      		28 %
      4 stars
      		45 %
      3 stars
      		23 %
      2 stars
      		0 %
      1 stars
      		2 %
      37
      4.1 out of 5
      37 user ratings
      5 stars
      		32 %
      4 stars
      		43 %
      3 stars
      		24 %
      2 stars
      		0 %
      1 stars
      		0 %

      Full Comparison

      Units:

      Technical details

      Koss UR20Koss UR20
      Koss UR40Koss UR40
      Sound outputStereoStereo
      StyleOver-EarOver-Ear
      Connectivity technologyWiredWired
      Headset (integrated/enclosed microphone)nono

      Design

      Koss UR20Koss UR20
      Koss UR40Koss UR40
      Colour of productBlack
      • Black
      • Black,Grey
      • Black,Silver
      • Silver
      Acoustic designClosedClosed
      Attachment typeHeadbandHeadband
      Foldableyesyes

      Dimensions

      Koss UR20Koss UR20
      Koss UR40Koss UR40
      Weight10.02 oz6.1 oz

      Sound

      Koss UR20Koss UR20
      Koss UR40Koss UR40
      Impedance32.0 Ω60.0 Ω
      Frequency range30 - 2000015 - 22000
      Driver technologyDynamicDynamic
      Total harmonic distortion (THD)0.3 %0.2 %

      Connectivity

      Koss UR20Koss UR20
      Koss UR40Koss UR40
      Cable length2.421.2
      Type of connector3.5mm3.5mm
      Detachable cablenono

      Pros & Cons

      Pros
          Cons

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