AKG K551Alpha Design Labs H118
Top 55%600 points
Top 55%
Top 46%721 points
Top 46%
AKG K551
Alpha Design Labs H118
vs
Top specs and features

AKG K551 vs Alpha Design Labs H118: 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.
28000Hz
Sony MDR-Z1R: 120000Hz
20000Hz

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
20Hz

3. weight

60g lighter.
305g
Sony MDR-EX150AP: 3g
245g

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 K551
Alpha Design Labs H118
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
68Ohms

6. 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
98dB/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 K551
Alpha Design Labs H118
73% 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 K551
Alpha Design Labs H118
38% have it

9. can be folded

Folding devices are good for transporting as they take up less space in your bag.
AKG K551
Alpha Design Labs H118
31% 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.
50mm
Audeze EL-8 Titanium: 100mm
40mm

11. 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 K551
Alpha Design Labs H118
75% have it

12. 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 K551
Alpha Design Labs H118
42% have it

13. has a straight plug

A straight plug is better when the jack is on the top or bottom of your player.
AKG K551
Alpha Design Labs H118
53% have it

14. has a coiled cord

A coiled cord typically offers more flexibility as it can be extended, and taken outside for example.
AKG K551
Alpha Design Labs H118
8% have it

16. cable length

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

17. has an on-ear form

This device comfortably rests on top of your outer ears. As it doesn't block out everything from the outside world, it's preferred in places like office environments and recommended for outdoor activities.
AKG K551
Alpha Design Labs H118
22% have it

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