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AKG K121 Studio
Sennheiser RS 175
Top 56%579 points
Top 56%
Top 29%933 points
Top 29%
AKG K121 Studio
Sennheiser RS 175
Top specs and features

AKG K121 Studio vs Sennheiser RS 175: 20 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
22000Hz

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
17Hz

3. weight

90g lighter.
220g
Sony MDR-EX150AP: 3g
310g

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
Sennheiser RS 175
45% 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.
55 Ohms
Flips Solo 2 Social: 4 Ohms
32 Ohms

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
114dB/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
Sennheiser RS 175
69% 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
Sennheiser RS 175
39% have it

9. has a tangle free cable

The cable is designed to minimize tangling.
AKG K121 Studio
Sennheiser RS 175
24% have it

10. 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
Sennheiser RS 175
76% have it

11. Can be used wirelessly

Wireless devices allow users more freedom of movement.
AKG K121 Studio
Sennheiser RS 175
23% 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 K121 Studio
Sennheiser RS 175
40% have it

13. control panel placed on a device

There is a control panel on the device body, so you can easily access the volume control or remote without having to interact with a cable or another device it's connected to.
AKG K121 Studio
Sennheiser RS 175
18% have it

14. has included ear pads

Allows you to change ear pads without buying new ones.
AKG K121 Studio
Sennheiser RS 175
43% have it

15. has a straight plug

A straight plug is better when the jack is on the top or bottom of your player.
AKG K121 Studio
Sennheiser RS 175
50% 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.
AKG K121 Studio
Sennheiser RS 175
82% have it

17. has a battery level indicator

An indicator shows you when the device has low battery.
AKG K121 Studio
Sennheiser RS 175
14% have it

18. has a rechargeable battery

The battery can be recharged and used over again.
AKG K121 Studio
Sennheiser RS 175
17% have it

19. 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
Sennheiser RS 175
23% have it

20. has a removable battery

The battery is removable and can be replaced by the user if broken.
AKG K121 Studio
Sennheiser RS 175
6% have it

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