AKG K551AKG K72
Top 55%600 points
Top 55%
Top 51%648 points
Top 51%
AKG K551
AKG K72
vs
Top specs and features

AKG K551 vs AKG K72: 18 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.
28000Hz
Sony MDR-Z1R: 120000Hz
20000Hz

2. lowest frequency

The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.
12Hz
Sony MH1CBLK: 1Hz
16Hz

3. weight

105g lighter.
305g
Sony MDR-EX150AP: 3g
200g

4. 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.
AKG K551
AKG K72
48% have it

5. 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.
32Ohms
Flips Solo 2 Social: 4Ohms
32Ohms

6. sound pressure level

Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
114dB/mW
AKG K553 Pro: 144dB/mW
112dB/mW

7. no battery needed

This device works without batteries. It weighs less and you don't have to worry about recharging or replacing the battery.
AKG K551
AKG K72
73% have it

8. can be folded

Folding devices are good for transporting as they take up less space in your bag.
AKG K551
AKG K72
31% have it

9. 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.
AKG K551
AKG K72
36% have it

10. 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.
50mm
Audeze EL-8 Titanium: 100mm
40mm

11. 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.
AKG K551
AKG K72
42% have it

12. 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.
AKG K551
AKG K72
75% have it

13. has a straight plug

A straight plug is better when the jack is on the top or bottom of your player.
AKG K551
AKG K72
53% have it

14. Can be used wirelessly

Wireless devices allow users more freedom of movement.
AKG K551
AKG K72
16% have it

16. has a 3.5mm male connector

A standard 3.5mm male connector is suitable for use with all MP3 players and computer sound cards.
AKG K551
AKG K72
87% have it

17. cable length

A long cable ensures more freedom of movement.
1.2m
Pioneer SE-A1000: 6m
3m

18. has an on-ear form

This device comfortably rests on top of your outer ears. As it doesn't block out everything from the outside world, it's preferred in places like office environments and recommended for outdoor activities.
AKG K551
AKG K72
22% have it

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