Has Active Noise Cancellation (Noise Control)
Sony WF 1000XM4
✓
Technics EAH AZ60 ✓
Active noise cancellation uses advanced kind of tech to reduce unwanted ambient sounds. ANC works when, it studies the sound pattern outside and inside the earbud and then inverts the soundwaves to counter it. Simply put, it's like having +1 (sound from your surrounding) then producing -1 (counter sound by the device) giving 0 hence "diluting" the noise.
The Technics EAH AZ60 have Active Noise Cancellation enabling you to listen at lower levels of volume, causing less ear fatigue as you don't have to crank up the device volume to overcome background sounds.
The Sony WF 1000XM4 too have Active Noise Cancellation making either of the earbuds ideal for plane rides and morning travels. Each work with different noise cancellation modes, pick the noise cancellation type that you prefer for commute or that suites your relaxation time.
Has Passive Noise Reduction
Sony WF 1000XM4
✓
Technics EAH AZ60 ✓
Technics EAH AZ60 sit tightly in place, creating a sound seal that reduces background sounds and also prevents the device music from leaking out .
Both Sony WF 1000XM4, and Technics EAH AZ60 have passive noise reduction this implies that they reduce ambient noise without using technology to cancel it out.
Driver Unit Size
Sony WF 1000XM4
6mm
Technics EAH AZ60 8mm
Technics EAH AZ60 have a unit size of 8mm in diameter, bigger drivers are more powerful, and can produce better bass.
A driver unit is basically a mini speaker that produces sound in the device, the unit size corellates with the loudness of the device.
Sony WF 1000XM4 driver unit is 6mm in diameter,
which means that they have a smaller driver unit than that of Technics EAH AZ60 by 2mm
, many people have a misconception that driver units of a bigger size automatically produce better sound quality.
However, large drivers usually have difficulty producing high frequencies so it's true that, larger drivers can generate louder sound, but this does not indicate that they produce better quality sound.
Lowest Frequency
Sony WF 1000XM4
20Hz
Technics EAH AZ60 ✗
Sony WF 1000XM4's lowest frequency is at 20Hz, low-frequency response inidcates how well a particular audio component produces low frequencies that can be heard, and if it alters the signal on its way through.
Highest Frequency
Sony WF 1000XM4
40000Hz
Technics EAH AZ60 ✗
Sony WF 1000XM4's highest frequency is at 40000Hz, high-frequency response indicates how well an audio device produces high recognizable frequencies and if it makes any adjustments to the signal on its way through.
Has A Neodymium Magnet
Sony WF 1000XM4
✓
Technics EAH AZ60 ✗
The Sony WF 1000XM4 have neodymium magnets, if used in earbuds produce a higher sensitivity and substantial sound output using less power to do so. They can help generate music at quite a high SPL, with the use of high magnetic flux.
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