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AKG K240 MKII
Sennheiser HD 558
Top 46%711 points
Top 46%
Top 62%496 points
Top 62%
AKG K240 MKII
Sennheiser HD 558
Top specs and features

AKG K240 MKII vs Sennheiser HD 558: 15 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.
25000Hz
Sony MDR-Z1R: 120000Hz
28000Hz

2. lowest frequency

The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.
15Hz
Sony MH1CBLK: 1Hz
15Hz

3. weight

20g lighter.
240g
Sony MDR-EX150AP: 3g
260g

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.
55 Ohms
Flips Solo 2 Social: 4 Ohms
50 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 K240 MKII
Sennheiser HD 558
36% have it

6. 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
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 K240 MKII
Sennheiser HD 558
69% have it

8. 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 K240 MKII
Sennheiser HD 558
39% have it

9. has a tangle free cable

The cable is designed to minimize tangling.
AKG K240 MKII
Sennheiser HD 558
24% have it

10. 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 K240 MKII
Sennheiser HD 558
40% have it

11. has included ear pads

Allows you to change ear pads without buying new ones.
AKG K240 MKII
Sennheiser HD 558
43% 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 K240 MKII
Sennheiser HD 558
50% have it

13. 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 K240 MKII
Sennheiser HD 558
82% have it

14. cable length

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

15. has a coiled cord

A coiled cord typically offers more flexibility as it can be extended, and taken outside for example.
AKG K240 MKII
Sennheiser HD 558
8% have it

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