AKG K121 StudioWestone UM1
Top 59%548 points
Top 59%
Top 59%543 points
Top 59%
AKG K121 Studio
Westone UM1
vs
Top specs and features

AKG K121 Studio vs Westone UM1: 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
16000Hz

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. 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
Westone UM1
48% have it

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
25Ohms

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
114dB/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
Westone UM1
73% have it

7. has a tangle free cable

The cable is designed to minimize tangling.
AKG K121 Studio
Westone UM1
25% 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 K121 Studio
Westone UM1
38% 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
Westone UM1
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
Westone UM1
53% 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
Westone UM1
32% have it

12. has included ear pads

Allows you to change ear pads without buying new ones.
AKG K121 Studio
Westone UM1
42% have it

13. travel bag is included

The device comes with its own special case or pouch, which is useful for safe transportation.
AKG K121 Studio
Westone UM1
64% have it

14. 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
Westone UM1
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
Westone UM1
33% have it

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