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Compare 3 products

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Sennheiser HD 650 Headphones
Sennheiser HD 650
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Sennheiser HD1 Headphones
Sennheiser HD1
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Westone UM PRO 20 Headphones
Westone UM PRO 20
Available colors
Editiorial reviews
18
4.5 out of 5
7 user ratings
5 stars
71 %
4 stars
28 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
10
3.9 out of 5
5 user ratings
5 stars
20 %
4 stars
80 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
77
3.6 out of 5
77 user ratings
5 stars
24 %
4 stars
28 %
3 stars
32 %
2 stars
12 %
1 stars
1 %
38
4.1 out of 5
38 user ratings
5 stars
34 %
4 stars
44 %
3 stars
21 %
2 stars
0 %
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
StyleOver-EarOver-EarIn-Ear
Connectivity technologyWiredWired & WirelessWired
Headset (integrated/enclosed microphone)noyesyes

Design

Colour of product
  • Black,Grey
  • Grey
  • Black
  • Black,Red
  • Black,Stainless steel
  • Brown,Ivory,Stainless steel
  • Brown,Stainless steel
  • Black
  • Transparent
Acoustic designOpenClosedClosed
Attachment typeHeadbandHeadbandEar canal
CategoryAudiophile
N/A
Audiophile
Foldablenoyes
N/A
Connector contacts platingGold
N/A
N/A
Control type
N/A
In-line control
N/A
Body material
N/A
N/A
Foam
Water resistant
N/A
N/A
no
Noise isolating
N/A
N/A
yes

Dimensions

Weight9.17 oz0.56 oz0.45 oz

Sound

Channels2
N/A
2
Impedance300.0 Ω28.0 Ω27.0 Ω
Frequency range10 - 3950016 - 2200020 - 18000
Driver technologyDynamicDynamicBalanced
Driver size1.97 in
N/A
N/A
Total harmonic distortion (THD)0.05 %0.5 %
N/A
Sensitivity
N/A
< 113< 119
Maximum input power
N/A
200.0 mW
N/A
Simulated surround sound
N/A
N/A
no

Connectivity

Inputs supported
6.35mm
N/A
3.5mm
Cable length31.41.3
3.5 mm/6.3 mm adapter includedyes
N/A
N/A
Type of connector
  • 3.5mm
  • 6.3mm
3.5mm
N/A
USBnoyesno
Detachable cableyesyesyes
Bluetooth version
N/A
4.0+EDR
N/A
Bluetooth profile
N/A
  • AVRCP
  • HSP
  • HFP
  • APT-X
  • A2DP
N/A
Bluetooth codec
N/A
aptX
N/A

Features

Noise-cancelingnoyesno
Buttons
N/A
Volume
N/A
NFC
N/A
yesno
Carrying case
N/A
yesno
Playback controls
N/A
N/A
no
Built-in heart rate monitor
N/A
N/A
no
Calorie counter
N/A
N/A
no
FM radio
N/A
N/A
no
Vibration
N/A
N/A
no

Often compared with Sennheiser HD 650

Often compared with Sennheiser HD1

Often compared with Westone UM PRO 20