AKG K77 PerceptionPhilips X1/28
Top 56%589 points
Top 56%
Top 51%657 points
Top 51%
AKG K77 Perception
Philips X1/28
vs
Top specs and features

AKG K77 Perception vs Philips X1/28: 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.
20000Hz
Sony MDR-Z1R: 120000Hz
40000Hz

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

110g lighter.
190g
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.
32Ohms
Flips Solo 2 Social: 4Ohms
30Ohms

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 K77 Perception
Philips X1/28
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
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 K77 Perception
Philips X1/28
72% have it

8. has a tangle free cable

The cable is designed to minimize tangling.
AKG K77 Perception
Philips X1/28
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 K77 Perception
Philips X1/28
39% 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
50mm

11. has a straight plug

A straight plug is better when the jack is on the top or bottom of your player.
AKG K77 Perception
Philips X1/28
53% have it

12. 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 K77 Perception
Philips X1/28
76% 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 K77 Perception
Philips X1/28
42% have it

14. has included ear pads

Allows you to change ear pads without buying new ones.
AKG K77 Perception
Philips X1/28
41% have it

16. cable length

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

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 K77 Perception
Philips X1/28
10% have it

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