AKG K271 MKIIOppo PM-1
Top 45%722 points
Top 45%
Top 44%729 points
Top 44%
AKG K271 MKII
Oppo PM-1
vs
Top specs and features

AKG K271 MKII vs Oppo PM-1: 19 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
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.
16Hz
Sony MH1CBLK: 1Hz
10Hz

3. weight

155g lighter.
240g
Sony MDR-EX150AP: 3g
395g

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 K271 MKII
Oppo PM-1
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.
55Ohms
Flips Solo 2 Social: 4Ohms
32Ohms

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 K271 MKII
Oppo PM-1
33% have it

7. sound pressure level

Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
104dB/mW
AKG K553 Pro: 144dB/mW
102dB/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 K271 MKII
Oppo PM-1
73% have it

9. has a tangle free cable

The cable is designed to minimize tangling.
AKG K271 MKII
Oppo PM-1
25% 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 K271 MKII
Oppo PM-1
38% 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.
30mm
Audeze EL-8 Titanium: 100mm
85mm

12. has a straight plug

A straight plug is better when the jack is on the top or bottom of your player.
AKG K271 MKII
Oppo PM-1
54% have it

13. has included ear pads

Allows you to change ear pads without buying new ones.
AKG K271 MKII
Oppo PM-1
42% 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.
AKG K271 MKII
Oppo PM-1
42% have it

15. travel bag is included

The device comes with its own special case or pouch, which is useful for safe transportation.
AKG K271 MKII
Oppo PM-1
64% have it

16. has a coiled cord

A coiled cord typically offers more flexibility as it can be extended, and taken outside for example.
AKG K271 MKII
Oppo PM-1
8% have it

17. cable length

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

18. 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 K271 MKII
Oppo PM-1
87% have it

19. 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 K271 MKII
Oppo PM-1
10% have it

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