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Compare 4 products

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AKG K240 Studio Headphones
AKG K240 Studio
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Superlux HD668 Headphones
Superlux HD668
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Superlux HD669 Headphones
Superlux HD669
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Superlux HD681 Headphones
Superlux HD681
Available colors
Editiorial reviews
5
3.9 out of 5
3 user ratings
5 stars
33 %
4 stars
33 %
3 stars
33 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
4
4 editorial reviews
On a budget, you'd be hard-pressed to find better-sounding headphones for the money.Read more
Superlux HD 668B: Review by Headfonia - The Headphone Enthusiast's WebsiteRead more
The Superlux HD 668B are great-sounding and affordable critical listening headphones. They let in a lot of ambient noise and leak enough to be distracting to tho...Read more
Read editorial reviews
2
2 editorial reviews
The Superlux HD 668B are great-sounding and affordable critical listening headphones. They let in a lot of ambient noise and leak enough to be distracting to tho...Read more
Audiophile on reviews the Superlux HD660 a cheap studio monitor headphone that promises to offer buyers great design and some of the best sound under $50.Read more
Read editorial reviews
7
3.9 out of 5
3 user ratings
5 stars
0 %
4 stars
100 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
70
3.6 out of 5
70 user ratings
5 stars
25 %
4 stars
30 %
3 stars
25 %
2 stars
14 %
1 stars
4 %
42
4.3 out of 5
42 user ratings
5 stars
42 %
4 stars
42 %
3 stars
14 %
2 stars
0 %
1 stars
0 %
45
3.8 out of 5
45 user ratings
5 stars
15 %
4 stars
57 %
3 stars
22 %
2 stars
4 %
1 stars
0 %
110
3.7 out of 5
110 user ratings
5 stars
33 %
4 stars
23 %
3 stars
26 %
2 stars
14 %
1 stars
1 %

Technical details

Sound outputStereoStereoStereoStereo
StyleOver-EarOver-EarOn-EarOver-Ear
Connectivity technologyWiredWiredWiredWired
Headset (integrated/enclosed microphone)nono
N/A
no
Magnet materialNeodymiumNeodymiumNeodymiumNeodymium

Design

Colour of product
  • Black
  • Black,Gold
BlackBlack
  • Black
  • Black,Red
  • Grey
Acoustic designHalf openedHalf openedClosedHalf opened
Attachment typeHeadbandHeadbandHeadbandHeadband
Body materialSteel
N/A
N/A
Leather
CategoryStudio
N/A
N/A
Audiophile
Connector contacts plating
N/A
GoldGoldGold

Dimensions

Width7.48 in7.4 in8.07 in7.36 in
Depth4.33 in4.17 in4.29 in4.21 in
Height7.87 in7.87 in7.87 in7.87 in
Weight8.47 oz7.83 oz8.29 oz9.74 oz

Sound

Impedance55.0 Ω56.0 Ω56.0 Ω32.0 Ω
Frequency range15 - 2500010 - 3000010 - 3000010 - 30000
Diaphragm diameter1.96 in
N/A
N/A
2.0 in
Driver technologyDynamicDynamicDynamicDynamic
Total harmonic distortion (THD)0.3 %
N/A
N/A
0.25 %
Maximum input power200.0 mW
N/A
N/A
N/A
Driver size
N/A
1.97 in1.97 in1.97 in

Often compared with AKG K240 Studio

Often compared with Superlux HD668

Often compared with Superlux HD669

Often compared with Superlux HD681