AKG K99 PerceptionSony MDR-RF985RK
Top 58%594 points
Top 58%
Top 48%733 points
Top 48%
AKG K99 Perception
Sony MDR-RF985RK
vs
Top specs and features

AKG K99 Perception vs Sony MDR-RF985RK: 17 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.
22000Hz
Sony MDR-Z1R: 120000Hz
22000Hz

2. lowest frequency

The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.
18Hz
Sony MH1CBLK: 1Hz
10Hz

3. weight

90g lighter.
210g
Sony MDR-EX150AP: 3g
300g

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

5. 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 K99 Perception
Sony MDR-RF985RK
35% have it

6. sound pressure level

Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
112dB/mW
AKG K553 Pro: 144dB/mW
100dB/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 K99 Perception
Sony MDR-RF985RK
69% have it

8. has a tangle free cable

The cable is designed to minimize tangling.
AKG K99 Perception
Sony MDR-RF985RK
24% have it

9. 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 K99 Perception
Sony MDR-RF985RK
39% have it

10. 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 K99 Perception
Sony MDR-RF985RK
76% have it

11. 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.
40mm
Audeze LCD2 Classic: 106mm
40mm

12. Can be used wirelessly

Wireless devices allow users more freedom of movement.
AKG K99 Perception
Sony MDR-RF985RK
21% have it

13. 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 K99 Perception
Sony MDR-RF985RK
40% have it

14. 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 K99 Perception
Sony MDR-RF985RK
17% have it

16. has a battery level indicator

An indicator shows you when the device has low battery.
AKG K99 Perception
Sony MDR-RF985RK
12% have it

17. 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 K99 Perception
Sony MDR-RF985RK
83% have it

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