AKG K121 StudioYamaha EPH-30
Top 58%543 points
Top 58%
Top 57%558 points
Top 57%
AKG K121 Studio
Yamaha EPH-30
vs
Top specs and features

AKG K121 Studio vs Yamaha EPH-30: 16 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
21000Hz

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
20Hz

3. weight

210g lighter.
220g
Sony MDR-EX150AP: 3g
10g

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 K121 Studio
Yamaha EPH-30
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.
55Ohms
Flips Solo 2 Social: 4Ohms
16Ohms

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
110dB/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 K121 Studio
Yamaha EPH-30
73% have it

8. has a tangle free cable

The cable is designed to minimize tangling.
AKG K121 Studio
Yamaha EPH-30
25% have it

9. 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
Yamaha EPH-30
75% 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
Yamaha EPH-30
54% have it

11. has an L-shaped plug

An L-shaped plug is better if the jack is on the left or right side of the device, so that the cable isn't bent, and is less likely to break when the device is in your pocket.
AKG K121 Studio
Yamaha EPH-30
32% have it

12. has included ear pads

Allows you to change ear pads without buying new ones.
AKG K121 Studio
Yamaha EPH-30
42% have it

13. cable length

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

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
Yamaha EPH-30
22% have it

15. 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
Yamaha EPH-30
87% have it

16. 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 K121 Studio
Yamaha EPH-30
33% have it

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