AKG K99 PerceptionOppo PM-1
Top 59%544 points
Top 59%
Top 45%735 points
Top 45%
AKG K99 Perception
Oppo PM-1
vs
Top specs and features

AKG K99 Perception vs Oppo PM-1: 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
50000Hz

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

185g lighter.
210g
Sony MDR-EX150AP: 3g
395g

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

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
Oppo PM-1
33% 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
102dB/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
Oppo PM-1
73% have it

8. has a tangle free cable

The cable is designed to minimize tangling.
AKG K99 Perception
Oppo PM-1
25% 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
Oppo PM-1
38% 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.
40mm
Audeze EL-8 Titanium: 100mm
85mm

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 K99 Perception
Oppo PM-1
42% have it

12. has a straight plug

A straight plug is better when the jack is on the top or bottom of your player.
AKG K99 Perception
Oppo PM-1
53% have it

13. has included ear pads

Allows you to change ear pads without buying new ones.
AKG K99 Perception
Oppo PM-1
42% have it

14. travel bag is included

The device comes with its own special case or pouch, which is useful for safe transportation.
AKG K99 Perception
Oppo PM-1
64% have it

16. cable length

A long cable ensures more freedom of movement.
3m
Pioneer SE-A1000: 6m
1m

17. has an open-back design

The device is designed in a way that allows sound to go out through the back of the ear cups, which usually have vents or perforations. This design provides very natural and accurate sound.
AKG K99 Perception
Oppo PM-1
10% have it

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