AKG K121 StudioAudio-Technica ATH-AD900X
Top 59%548 points
Top 59%
Top 59%549 points
Top 59%
AKG K121 Studio
Audio-Technica ATH-AD900X
vs
Top specs and features

AKG K121 Studio vs Audio-Technica ATH-AD900X: 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.
22500Hz
Sony MDR-Z1R: 120000Hz
35000Hz

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
5Hz

3. weight

45g lighter.
220g
Sony MDR-EX150AP: 3g
265g

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.
55Ohms
Flips Solo 2 Social: 4Ohms
38Ohms

5. 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
100dB/mW

6. 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 K121 Studio
Audio-Technica ATH-AD900X
73% have it

7. has a tangle free cable

The cable is designed to minimize tangling.
AKG K121 Studio
Audio-Technica ATH-AD900X
25% have it

8. 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 K121 Studio
Audio-Technica ATH-AD900X
75% have it

9. 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 K121 Studio
Audio-Technica ATH-AD900X
42% have it

10. has a straight plug

A straight plug is better when the jack is on the top or bottom of your player.
AKG K121 Studio
Audio-Technica ATH-AD900X
53% have it

11. has included ear pads

Allows you to change ear pads without buying new ones.
AKG K121 Studio
Audio-Technica ATH-AD900X
42% have it

12. 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 K121 Studio
Audio-Technica ATH-AD900X
87% have it

13. cable length

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

14. 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 K121 Studio
Audio-Technica ATH-AD900X
22% have it

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