AKG K121 StudioPolk Audio UltraFit 3000a
Top 58%543 points
Top 58%
Top 41%765 points
Top 41%
AKG K121 Studio
Polk Audio UltraFit 3000a
vs
Top specs and features

AKG K121 Studio vs Polk Audio UltraFit 3000a: 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.
22500Hz
Sony MDR-Z1R: 120000Hz
23000Hz

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
18Hz

3. weight

209g lighter.
220g
Sony MDR-EX150AP: 3g
11g

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
16Ohms

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
118dB/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
Polk Audio UltraFit 3000a
73% have it

7. has a tangle free cable

The cable is designed to minimize tangling.
AKG K121 Studio
Polk Audio UltraFit 3000a
25% 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.
AKG K121 Studio
Polk Audio UltraFit 3000a
44% have it

9. can be used as a headset

A headset is one headphone or pair with a built-in microphone. Headsets can be used for applications which require communication i.e. Skype, games with voice chat, mobile phones etc.
AKG K121 Studio
Polk Audio UltraFit 3000a
36% have it

10. has stereo speakers

Devices with stereo speakers deliver sound that surrounds the user from left and right side, creating a richer sound and a better experience.
AKG K121 Studio
Polk Audio UltraFit 3000a
75% 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
Polk Audio UltraFit 3000a
32% have it

12. has a straight plug

A straight plug is better when the jack is on the top or bottom of your player.
AKG K121 Studio
Polk Audio UltraFit 3000a
54% have it

13. has included ear pads

Allows you to change ear pads without buying new ones.
AKG K121 Studio
Polk Audio UltraFit 3000a
42% have it

14. travel bag is included

The device comes with its own special case or pouch, which is useful for safe transportation.
AKG K121 Studio
Polk Audio UltraFit 3000a
64% have it

15. sweat resistant

Resistance to sweat makes it ideal for use while doing sports.
AKG K121 Studio
Polk Audio UltraFit 3000a
10% have it

16. cable length

A long cable ensures more freedom of movement.
3m
Pioneer SE-A1000: 6m
1m

17. 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
Polk Audio UltraFit 3000a
22% have it

18. 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
Polk Audio UltraFit 3000a
87% have it

19. 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
Polk Audio UltraFit 3000a
33% have it

Top 10 headphones

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