AKG K551AKG K812Noontec Zoro Wireless
Top 35%449 points
Top 35%
Top 22%537 points
Top 22%
Top 11%608 points
Top 11%
AKG K551
AKG K812
vs
Noontec Zoro Wireless
vs
Top specs and features

AKG K551 vs AKG K812 vs Noontec Zoro Wireless: 25 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.
54000Hz
26000Hz

2. lowest frequency

The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.

3. weight

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 K812
Noontec Zoro Wireless
49% 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.
36Ohms
16Ohms

6. has a neodymium magnet

Devices with neodymium magnets are lighter and more powerful than those which use ferrite magnets. They also have more bass and clear high notes.
AKG K551
AKG K812
Noontec Zoro Wireless
34% have it

7. sound pressure level

Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
110dB/mW
108dB/mW

8. 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 K812
Noontec Zoro Wireless
72% have it

9. has a tangle free cable

The cable is designed to minimize tangling.
AKG K551
AKG K812
Noontec Zoro Wireless
26% have it

10. 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.
AKG K551
AKG K812
Noontec Zoro Wireless
38% have it

11. can be folded

Folding devices are good for transporting as they take up less space in your bag.
AKG K551
AKG K812
Noontec Zoro Wireless
30% have it

12. is 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 K812
Noontec Zoro Wireless
35% have it

13. 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.

14. has included ear pads

Allows you to change ear pads without buying new ones.
AKG K551
AKG K812
Noontec Zoro Wireless
43% have it

15. has stereo speakers

Devices with stereo speakers deliver sound that surrounds the user from left and right side, creating a richer sound and a better experience.
AKG K551
AKG K812
Noontec Zoro Wireless
75% have it

16. has a straight plug

A straight plug is better when the jack is on the top or bottom of your player.
AKG K551
AKG K812
Noontec Zoro Wireless
54% have it

17. Can be used wirelessly

Wireless devices allow users more freedom of movement.
AKG K551
AKG K812
Noontec Zoro Wireless
16% have it

18. 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 K812
Noontec Zoro Wireless
42% 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.
AKG K551
AKG K812
Noontec Zoro Wireless
13% have it

20. cable length

A long cable ensures more freedom of movement.

21. 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 K812
Noontec Zoro Wireless
21% have it

22. has a rechargeable battery

The battery can be recharged and used over again.
AKG K551
AKG K812
Noontec Zoro Wireless
7% have it

23. 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 K812
Noontec Zoro Wireless
86% have it

24. supports Bluetooth pairing using NFC

Device supports fast Bluetooth pairing using NFC so it can communicate with other devices over Bluetooth. You can fastly pair devices without entering a code by simply holding one device next to the device with which it is to be paired.
AKG K551
AKG K812
Noontec Zoro Wireless
2% have it

25. is open backed

The device is designed to allow sound out through the back of the earcup and provides very natural and accurate sound. It's good for home listening.
AKG K551
AKG K812
Noontec Zoro Wireless
10% have it

Top 10 headphones

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