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.

Koss Porta Pro vs Koss UR40

    Koss Porta Pro Headphones
    Koss Porta Pro
      Koss UR40 Headphones
      Koss UR40
      Available colors
      Editiorial reviews
      15
      3.9 out of 5
      4 user ratings
      5 stars
      		25 %
      4 stars
      		50 %
      3 stars
      		25 %
      2 stars
      		0 %
      1 stars
      		0 %
      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
      61
      3.8 out of 5
      61 user ratings
      5 stars
      		40 %
      4 stars
      		19 %
      3 stars
      		22 %
      2 stars
      		11 %
      1 stars
      		4 %
      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 Porta ProKoss Porta Pro
      Koss UR40Koss UR40
      Sound outputStereoStereo
      StyleOn-EarOver-Ear
      Connectivity technologyWiredWired
      Headset (integrated/enclosed microphone)nono

      Design

      Koss Porta ProKoss Porta Pro
      Koss UR40Koss UR40
      Colour of product
      • Black
      • Black,Silver
      • Black
      • Black,Grey
      • Black,Silver
      • Silver
      Attachment typeHeadbandHeadband
      Foldableyesyes

      Dimensions

      Koss Porta ProKoss Porta Pro
      Koss UR40Koss UR40
      Weight2.79 oz6.1 oz

      Sound

      Koss Porta ProKoss Porta Pro
      Koss UR40Koss UR40
      Impedance60.0 Ω60.0 Ω
      Frequency range15 - 2500015 - 22000
      Driver technologyDynamicDynamic
      Total harmonic distortion (THD)0.2 %0.2 %

      Connectivity

      Koss Porta ProKoss Porta Pro
      Koss UR40Koss UR40
      Cable length1.21.2
      Type of connector3.5mm3.5mm
      USBnono
      Detachable cablenono

      Features

      Koss Porta ProKoss Porta Pro
      Koss UR40Koss UR40
      ButtonsPlay/PauseVolume

      Power

      Koss Porta ProKoss Porta Pro
      Koss UR40Koss UR40
      Battery operatednono

      Pros & Cons

      Pros
          Cons

              Often compared with Koss Porta Pro

              Koss Porta Pro Headphones
              Koss KSC75
              KossPorta Pro
              KossKSC75
              Koss Porta Pro Headphones
              Koss KPH30i
              KossPorta Pro
              KossKPH30i
              Koss Porta Pro Headphones
              Koss SportaPro
              KossPorta Pro
              KossSportaPro
              Koss Porta Pro Headphones
              Teufel Real
              KossPorta Pro
              TeufelReal
              Koss Porta Pro Headphones
              Apple AirPods
              KossPorta Pro
              AppleAirPods
              Koss Porta Pro Headphones
              AKG K414P
              KossPorta Pro
              AKGK414P

              Often compared with Koss UR40

              Koss UR40 Headphones
              Koss KSC75
              KossUR40
              KossKSC75
              Koss UR40 Headphones
              Koss KPH30i
              KossUR40
              KossKPH30i
              Koss UR40 Headphones
              Sennheiser PX 100-II
              KossUR40
              SennheiserPX 100-II
              Koss UR40 Headphones
              Sennheiser PX-100
              KossUR40
              SennheiserPX-100