Bang & Olufsen Form 2Koss PRO4AAT
Top 74%348 points
Top 74%
Top 57%579 points
Top 57%
Bang & Olufsen Form 2
Koss PRO4AAT
vs
Top specs and features

Bang & Olufsen Form 2 vs Koss PRO4AAT: 15 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.
40Hz
Sony MH1CBLK: 1Hz
10Hz

3. weight

753.15g lighter.
86g
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.
Bang & Olufsen Form 2
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.
30Ohms
Flips Solo 2 Social: 4Ohms
250Ohms

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.
Bang & Olufsen Form 2
Koss PRO4AAT
73% have it

7. can be folded

Folding devices are good for transporting as they take up less space in your bag.
Bang & Olufsen Form 2
Koss PRO4AAT
31% have it

8. 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.
Bang & Olufsen Form 2
Koss PRO4AAT
42% 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.
Bang & Olufsen Form 2
Koss PRO4AAT
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.
Bang & Olufsen Form 2
Koss PRO4AAT
53% have it

11. travel bag is included

The device comes with its own special case or pouch, which is useful for safe transportation.
Bang & Olufsen Form 2
Koss PRO4AAT
64% have it

12. has a coiled cord

A coiled cord typically offers more flexibility as it can be extended, and taken outside for example.
Bang & Olufsen Form 2
Koss PRO4AAT
8% have it

13. cable length

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

14. 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.
Bang & Olufsen Form 2
Koss PRO4AAT
22% have it

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