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Compare 3 products

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Sennheiser CX 400 Headphones
Sennheiser CX 400
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Sennheiser Momentum Headphones
Sennheiser Momentum
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Westone UM PRO 20 Headphones
Westone UM PRO 20
Available colors
Editiorial reviews
14
4.1 out of 5
12 user ratings
5 stars
33 %
4 stars
66 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
47
4.3 out of 5
25 user ratings
5 stars
56 %
4 stars
44 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
46
4.1 out of 5
46 user ratings
5 stars
39 %
4 stars
36 %
3 stars
21 %
2 stars
2 %
1 stars
0 %
46
4.0 out of 5
46 user ratings
5 stars
41 %
4 stars
30 %
3 stars
19 %
2 stars
8 %
1 stars
0 %
44
3.7 out of 5
44 user ratings
5 stars
22 %
4 stars
36 %
3 stars
34 %
2 stars
4 %
1 stars
2 %

Technical details

Sound outputStereoStereoStereo
StyleIn-EarOver-EarIn-Ear
Connectivity technologyWiredWiredWired
Headset (integrated/enclosed microphone)noyesyes
Magnet materialNeodymiumNeodymium
N/A

Design

Colour of product
  • Black
  • Black,Blue
  • Black,Red
  • Blue
  • Red
  • Silver
  • White
  • Black
  • Brown
  • White
  • Black
  • Transparent
Acoustic designClosedClosedClosed
Attachment typeEar canalHeadbandEar canal
Body material
N/A
  • Leather
  • Stainless steel
Foam
Category
N/A
Travel and CommutingAudiophile
Noise isolating
N/A
yesyes
Water resistant
N/A
N/A
no

Dimensions

Weight1.9 oz6.7 oz0.45 oz

Sound

Impedance16.0 Ω18.0 Ω27.0 Ω
Sensitivity< 113
N/A
< 119
Frequency range17 - 2100016 - 2200020 - 18000
Driver technologyDynamicDynamicBalanced
Total harmonic distortion (THD)0.2 %0.5 %
N/A
Diaphragm diameter
N/A
1.6 in
N/A
Maximum input power
N/A
200.0 mW
N/A
Channels
N/A
N/A
2
Simulated surround sound
N/A
N/A
no

Connectivity

Cable length0.61.41.3
Wireless range0.9
N/A
N/A
Type of connector3.5mm3.5mm
N/A
Detachable cablenoyesyes
Inputs supported
N/A
3.5mm3.5mm
3.5 mm/6.3 mm adapter included
N/A
yes
N/A
USB
N/A
N/A
no

Often compared with Sennheiser CX 400

Often compared with Sennheiser Momentum

Often compared with Westone UM PRO 20