AKG K845BTKoss PRO4AAT
Top 32%887 points
Top 32%
Top 56%569 points
Top 56%
AKG K845BT
Koss PRO4AAT
vs
Top specs and features

AKG K845BT vs Koss PRO4AAT: 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.
20000Hz
Sony MDR-Z1R: 120000Hz
25000Hz

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
10Hz

3. weight

551.15g lighter.
288g
Sony MDR-EX150AP: 3g
839.15g

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 K845BT
Koss PRO4AAT
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.
32Ohms
Flips Solo 2 Social: 4Ohms
250Ohms

6. sound pressure level

Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
102dB/mW
AKG K553 Pro: 144dB/mW
95dB/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 K845BT
Koss PRO4AAT
73% 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 K845BT
Koss PRO4AAT
38% have it

9. can be folded

Folding devices are good for transporting as they take up less space in your bag.
AKG K845BT
Koss PRO4AAT
31% 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 K845BT
Koss PRO4AAT
75% have it

11. has a straight plug

A straight plug is better when the jack is on the top or bottom of your player.
AKG K845BT
Koss PRO4AAT
54% 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 K845BT
Koss PRO4AAT
42% have it

13. Can be used wirelessly

Wireless devices allow users more freedom of movement.
AKG K845BT
Koss PRO4AAT
16% have it

14. 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 K845BT
Koss PRO4AAT
14% have it

15. travel bag is included

The device comes with its own special case or pouch, which is useful for safe transportation.
AKG K845BT
Koss PRO4AAT
64% have it

16. has a battery level indicator

An indicator shows you when the device has low battery.
AKG K845BT
Koss PRO4AAT
8% have it

17. has a coiled cord

A coiled cord typically offers more flexibility as it can be extended, and taken outside for example.
AKG K845BT
Koss PRO4AAT
8% have it

18. cable length

A long cable ensures more freedom of movement.
1.2m
Pioneer SE-A1000: 6m
2.44m

19. 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 K845BT
Koss PRO4AAT
87% have it

20. Has WiFi

The device can connect to WiFi.
AKG K845BT
Koss PRO4AAT
1% have it

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