Audio-Technica ATH-M30Sennheiser PMX 685i
Top 55%597 points
Top 55%
Top 53%626 points
Top 53%
Audio-Technica ATH-M30
Sennheiser PMX 685i
vs
Top specs and features

Audio-Technica ATH-M30 vs Sennheiser PMX 685i: 19 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.
20000Hz
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.
20Hz
Sony MH1CBLK: 1Hz
18Hz

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.
Audio-Technica ATH-M30
Sennheiser PMX 685i
47% 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.
65Ohms
Flips Solo 2 Social: 4Ohms
16Ohms

5. 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.
Audio-Technica ATH-M30
Sennheiser PMX 685i
33% have it

6. sound pressure level

Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
100dB/mW
AKG K553 Pro: 144dB/mW
120dB/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.
Audio-Technica ATH-M30
Sennheiser PMX 685i
72% have it

8. 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.
Audio-Technica ATH-M30
Sennheiser PMX 685i
44% have it

9. has a straight plug

A straight plug is better when the jack is on the top or bottom of your player.
Audio-Technica ATH-M30
Sennheiser PMX 685i
53% have it

10. 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.
Audio-Technica ATH-M30
Sennheiser PMX 685i
42% have it

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.
Audio-Technica ATH-M30
Sennheiser PMX 685i
76% have it

12. 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.
Audio-Technica ATH-M30
Sennheiser PMX 685i
32% have it

13. travel bag is included

The device comes with its own special case or pouch, which is useful for safe transportation.
Audio-Technica ATH-M30
Sennheiser PMX 685i
64% have it

14. sweat resistant

Resistance to sweat makes it ideal for use while doing sports.
Audio-Technica ATH-M30
Sennheiser PMX 685i
10% have it

16. has a 3.5mm male connector

A standard 3.5mm male connector is suitable for use with all MP3 players and computer sound cards.
Audio-Technica ATH-M30
Sennheiser PMX 685i
87% have it

17. 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.
Audio-Technica ATH-M30
Sennheiser PMX 685i
33% have it

18. has an earbud form

The earbud form is ultracompact and lightweight, with little or no interference with earrings, spectacles, hats, or hairstyles. For some people it is more comfortable than in-ear form.
Audio-Technica ATH-M30
Sennheiser PMX 685i
4% have it

19. Weather sealed

Device is protected with extra seals to prevent failures due to any kind of weather.
Audio-Technica ATH-M30
Sennheiser PMX 685i
3% have it

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