AKG K550Philips Fidelio S1
Top 42%756 points
Top 42%
Top 44%731 points
Top 44%
AKG K550
Philips Fidelio S1
vs
Top specs and features

AKG K550 vs Philips Fidelio S1: 22 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
23500Hz

2. lowest frequency

The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.
12Hz
Sony MH1CBLK: 1Hz
15Hz

3. weight

291g lighter.
305g
Sony MDR-EX150AP: 3g
14g

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 K550
Philips Fidelio S1
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.
32Ohms
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 K550
Philips Fidelio S1
33% have it

7. sound pressure level

Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
114dB/mW
AKG K553 Pro: 144dB/mW
107dB/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 K550
Philips Fidelio S1
73% have it

9. has a tangle free cable

The cable is designed to minimize tangling.
AKG K550
Philips Fidelio S1
25% have it

10. can be folded

Folding devices are good for transporting as they take up less space in your bag.
AKG K550
Philips Fidelio S1
31% have it

11. has an in-line control panel

There is a control panel on the cable, so you can easily operate the device without having to interact with it.
AKG K550
Philips Fidelio S1
44% have it

12. 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.
50mm
Audeze EL-8 Titanium: 100mm
13.5mm

13. 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 K550
Philips Fidelio S1
75% have it

14. has a straight plug

A straight plug is better when the jack is on the top or bottom of your player.
AKG K550
Philips Fidelio S1
54% have it

15. 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 K550
Philips Fidelio S1
42% have it

16. has included ear pads

Allows you to change ear pads without buying new ones.
AKG K550
Philips Fidelio S1
42% have it

17. travel bag is included

The device comes with its own special case or pouch, which is useful for safe transportation.
AKG K550
Philips Fidelio S1
64% have it

18. sweat resistant

Resistance to sweat makes it ideal for use while doing sports.
AKG K550
Philips Fidelio S1
10% have it

19. cable length

A long cable ensures more freedom of movement.
3m
Pioneer SE-A1000: 6m
1.2m

20. 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 K550
Philips Fidelio S1
87% have it

21. has an in-ear form

The in-ear device is ultracompact and lightweight, with little or no interference with earrings, spectacles, hats, or hairstyles. It is inserted in the ear canal itself and blocks out a lot of environmental noise. It has stronger bass tones and is unlikely to fall out of the ear.
AKG K550
Philips Fidelio S1
33% have it

22. 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 K550
Philips Fidelio S1
10% have it

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