Audio Technica ATH-DSR7BTAKG K 550Polk Audio UltraFocus 8000
Top 17%1,111 points
Top 17%
Top 55%597 points
Top 55%
Top 34%878 points
Top 34%
Audio Technica ATH-DSR7BT
AKG K 550
vs
Polk Audio UltraFocus 8000
vs
Top specs and features

Audio Technica ATH-DSR7BT vs AKG K 550 vs Polk Audio UltraFocus 8000: 34 facts in comparison

1. highest frequency

The highest frequency at which device produces audio. The higher the high-frequency response, the clearer and crispier the treble.
40000Hz
Sony MDR-Z1R: 120000Hz
28000Hz
28000Hz

2. lowest frequency

The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.
5Hz
Sony MH1CBLK: 1Hz
12Hz
8Hz

3. has sound isolation/passive noise reduction

The device sits tightly in place, creating an acoustic seal which reduces background noise and prevents your music from leaking out.
Audio Technica ATH-DSR7BT
AKG K 550
Polk Audio UltraFocus 8000
48% have it

4. impedance

Impedance is the device’s electrical resistance to the current being pushed through it. The lower the impedance, the easier it is to get higher volume and requires less power.
35Ohms
Flips Solo 2 Social: 4Ohms
32Ohms
32Ohms

5. sound pressure level

Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
100dB/mW
AKG K553 Pro: 144dB/mW
114dB/mW
110dB/mW

6. no battery needed

This device works without batteries. It weighs less and you don't have to worry about recharging or replacing the battery.
Audio Technica ATH-DSR7BT
AKG K 550
Polk Audio UltraFocus 8000
73% have it

7. has a tangle free cable

The cable is designed to minimize tangling.
Audio Technica ATH-DSR7BT
AKG K 550
Polk Audio UltraFocus 8000
25% have it

8. has a detachable cable

With a detachable cable you can use alternative cables, and if the cable is pulled it will pop out instead of breaking.
Audio Technica ATH-DSR7BT
AKG K 550
Polk Audio UltraFocus 8000
38% have it

9. can be folded

Folding devices are good for transporting as they take up less space in your bag.
Audio Technica ATH-DSR7BT
AKG K 550
Polk Audio UltraFocus 8000
31% have it

10. has an in-line control panel

There is a control panel on the cable, so you can easily operate the device without having to interact with it.
Audio Technica ATH-DSR7BT
AKG K 550
Polk Audio UltraFocus 8000
44% have it

11. can be used as a headset

A headset is one headphone or pair with a built-in microphone. Headsets can be used for applications which require communication i.e. Skype, games with voice chat, mobile phones etc.
Audio Technica ATH-DSR7BT
AKG K 550
Polk Audio UltraFocus 8000
36% have it

12. driver unit size

The driver unit is the component that produces sound in the device. Bigger drivers are more powerful and can produce better bass.
45mm
Audeze EL-8 Titanium: 100mm
50mm
40mm

13. has stereo speakers

Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.
Audio Technica ATH-DSR7BT
AKG K 550
Polk Audio UltraFocus 8000
75% have it

14. has an over-the-ear form

Comfortable full-size form with earcups that fully enclose your ears. This model is loved for its increased sound isolation and the fact that it won't leak sound to your neighbors. It offers potential for maximum bass and loudness levels.
Audio Technica ATH-DSR7BT
AKG K 550
Polk Audio UltraFocus 8000
42% have it

15. has an L-shaped plug

An L-shaped plug is better if the jack is on the left or right side of the device, so that the cable isn't bent, and is less likely to break when the device is in your pocket.
Audio Technica ATH-DSR7BT
AKG K 550
Polk Audio UltraFocus 8000
32% have it

16. has a straight plug

A straight plug is better when the jack is on the top or bottom of your player.
Audio Technica ATH-DSR7BT
AKG K 550
Polk Audio UltraFocus 8000
53% have it

17. has included ear pads

Allows you to change ear pads without buying new ones.
Audio Technica ATH-DSR7BT
AKG K 550
Polk Audio UltraFocus 8000
42% have it

18. Can be used wirelessly

Wireless devices allow users more freedom of movement.
Audio Technica ATH-DSR7BT
AKG K 550
Polk Audio UltraFocus 8000
16% have it

19. control panel placed on a device

There is a control panel on the device body, so you can easily access the volume control or remote without having to interact with a cable or another device it's connected to.
Audio Technica ATH-DSR7BT
AKG K 550
Polk Audio UltraFocus 8000
14% have it

20. travel bag is included

The device comes with its own special case or pouch, which is useful for safe transportation.
Audio Technica ATH-DSR7BT
AKG K 550
Polk Audio UltraFocus 8000
64% have it

21. has active noise canceling/noise reduction

This type of device allows you to listen at lower volume levels, causing less ear fatigue as you don't have to crank up the volume to overcome background noise. Ideal for plane rides and morning commutes.
Audio Technica ATH-DSR7BT
AKG K 550
Polk Audio UltraFocus 8000
13% have it

22. has a battery level indicator

An indicator shows you when the device has low battery.
Audio Technica ATH-DSR7BT
AKG K 550
Polk Audio UltraFocus 8000
8% have it

23. has a coiled cord

A coiled cord typically offers more flexibility as it can be extended, and taken outside for example.
Audio Technica ATH-DSR7BT
AKG K 550
Polk Audio UltraFocus 8000
8% have it

24. sweat resistant

Resistance to sweat makes it ideal for use while doing sports.
Audio Technica ATH-DSR7BT
AKG K 550
Polk Audio UltraFocus 8000
10% have it

25. cable length

A long cable ensures more freedom of movement.
2m
Pioneer SE-A1000: 6m
3m
1.4m

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