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Compare 3 products

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Koss Porta Pro Headphones
Koss Porta Pro
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Sennheiser HD 25 Headphones
Sennheiser HD 25
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Sennheiser HD 25-1 II Headphones
Sennheiser HD 25-1 II
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
5
5 editorial reviews
Sennheiser HD25 / HD 25 Aluminium: Review by Headfonia - The Headphone Enthusiasts' SiteRead more
Timeless and robust DJ and recording booth favouritesRead more
A review of the Sennheiser HD-25ii headphones. These icons of the audio industry have been on teh marekt for over 30 years and are still one of the best headphones for DJ’s and music producers.Read more
Read editorial reviews
9
4.5 out of 5
3 user ratings
5 stars
66 %
4 stars
33 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
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 %
133
3.4 out of 5
133 user ratings
5 stars
18 %
4 stars
24 %
3 stars
37 %
2 stars
15 %
1 stars
4 %
51
4.1 out of 5
51 user ratings
5 stars
37 %
4 stars
33 %
3 stars
29 %
2 stars
0 %
1 stars
0 %

Technical details

Sound outputStereoStereoStereo
StyleOn-EarOn-EarOn-Ear
Connectivity technologyWiredWiredWired
Headset (integrated/enclosed microphone)no
N/A
no
Magnet materialNeodymium
N/A
Neodymium

Design

Colour of product
  • Black
  • Black,Silver
BlackBlack
Attachment typeHeadband
N/A
Headband
CategoryAudiophile
N/A
DJ
Foldableyes
N/A
N/A
Noise isolatingyes
N/A
yes
Connector contacts platingGold
N/A
N/A
Acoustic design
N/A
ClosedClosed
Body material
N/A
N/A
  • Aluminum
  • Copper

Dimensions

Weight2.79 oz4.94 oz4.94 oz

Sound

Impedance60.0 Ω70.0 Ω70.0 Ω
Sensitivity< 101
N/A
N/A
Frequency range15 - 2500016 - 2200016 - 22000
Driver technologyDynamic
N/A
Dynamic
Driver size0.14 in
N/A
N/A
Total harmonic distortion (THD)0.2 %0.3 %0.3 %
Maximum input power
N/A
200.0 mW200.0 mW
Channels
N/A
N/A
2

Connectivity

Inputs supported3.5mm
N/A
  • 3.5mm
  • 6.35mm
Cable length1.21.51.5
3.5 mm/6.3 mm adapter includedyes
N/A
no
Type of connector3.5mm
N/A
3.5mm
USBno
N/A
yes
Detachable cableno
N/A
yes

Often compared with Koss Porta Pro

Often compared with Sennheiser HD 25

Often compared with Sennheiser HD 25-1 II