AKG K99 PerceptionGrado SR225i
Top 59%544 points
Top 59%
Top 58%553 points
Top 58%
AKG K99 Perception
Grado SR225i
vs
Top specs and features

AKG K99 Perception vs Grado SR225i: 16 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.
22000Hz
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
20Hz

3. weight

40g lighter.
210g
Sony MDR-EX150AP: 3g
170g

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.
32Ohms
Flips Solo 2 Social: 4Ohms
32Ohms

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.
AKG K99 Perception
Grado SR225i
33% have it

6. sound pressure level

Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
112dB/mW
AKG K553 Pro: 144dB/mW
98dB/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 K99 Perception
Grado SR225i
73% have it

8. has a tangle free cable

The cable is designed to minimize tangling.
AKG K99 Perception
Grado SR225i
25% have it

9. driver unit size

The driver unit is the component that produces sound in the device. Bigger drivers are more powerful and can produce better bass.
40mm
Audeze EL-8 Titanium: 100mm
40mm

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.
AKG K99 Perception
Grado SR225i
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.
AKG K99 Perception
Grado SR225i
75% 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 K99 Perception
Grado SR225i
53% have it

13. 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 K99 Perception
Grado SR225i
87% have it

14. cable length

A long cable ensures more freedom of movement.
3m
Pioneer SE-A1000: 6m
1.5m

16. has an open-back design

The device is designed in a way that allows sound to go out through the back of the ear cups, which usually have vents or perforations. This design provides very natural and accurate sound.
AKG K99 Perception
Grado SR225i
10% have it

Top 10 headphones

Add to comparison
    Compare
    This page is currently only available in English.