Ingress protection ratings is the rank of protection offered by an enclosure, against dust and water. In the format of IPXX, 'X' represents a number The first value of the IP rating represents protection against solids say dust, followed by the one that refers to resistance against liquids (sweat).
Scoring IPX4, the Technics EAH AZ80's rating is read as, the first value of X denotes that no data available to specify a protection rating, and of liquids that they can withstand low pressure spray similar to that of a shower head when tilted at 180° for 10 minutes. In comparison to the Technics EAH AZ80, Sony WF 1000XM4 have a rating of IPX4 meaning that
we are not yet certain of their rating with solids (dust)
and that of liquids is that,
they both have the same rating against liquids
The Technics EAH AZ80 have a weight of 14g . We consider a lower weight better because lighter devices are easier to carry.
The Sony WF 1000XM4, at 7.1g
weigh less than the Technics EAH AZ80 by -6.9g
True wireless devices have no cables linking any part of the device together, Technics EAH AZ80 are true wireless for this case since they don't have wires. This is a major difference as some wireless earbuds have wires connecting the pair of earbuds together. Sony WF 1000XM4 also is true wireless because it has no wires connecting the two earbuds together.
Technics EAH AZ80 are resistant to sweat
Sony WF 1000XM4's resistance to sweat makes both devices good for use while doing sports such as long-distance running, marathons, training in workout bodysuits, etc
Technics EAH AZ80 have stereo speakers, devices with stereo speakers deliver sound from separate channels on both left and right sides, this creates a richer sound and a better listening experience. The Sony WF 1000XM4 also have stereo speakers
ANC utilises advanced technology to reduce ambient sounds. ANC works when, it studies the sound pattern outside and inside the earbud and then generates a mirror signal to cancel it out.
Simply put, it's like having +1 (noise) and adding -1 (inverted noise) giving 0 thus "diluting" the noise.
The Technics EAH AZ80 have Active Noise Cancellation allowing you to listen at lower volume levels, good for your ears as you don't have to crank up the device volume to overcome background noise. Sony WF 1000XM4 too have ANC which makes either of the devices ideal for plane rides and morning commutes.
The Technics EAH AZ80 and Sony WF 1000XM4 operate with different noise cancellation settings, pick the setting that suits your travel or that enhances your chill time. Technics EAH AZ80 stay tightly in place, creating a sound covering that reduces background sounds and also prevents the earbuds voice audio from leaking out .
Both Sony WF 1000XM4, and Technics EAH AZ80 have passive noise reduction this means that both limit ambient noise without using technology to cancel it out. The Technics EAH AZ80 have a unit size of 10mm in diameter, the bigger the unit the more powerful, therefor producing better bass.
The driver unit is basically a mini speaker that makes sound in the device, its size corellates with the sound produced by 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 AZ80 by 4mm
, as many tend to believe 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.
The Technics EAH AZ80's lowest frequency is at 20Hz, low-frequency response inidcates how well a particular audio device generates low recognizable frequencies and if it alters the signal on its way through. Sony WF 1000XM4's lowest frequency is at 20Hz, this means that
both devices make sound with equal bass
Technics EAH AZ80's highest frequency is at 40,000Hz, high-frequency response indicates how well a particular audio device makes high recognizable frequencies and if it changes to the signal while at it. Sony WF 1000XM4's highest frequency is at 40,000Hz, this implies that
both devices produce equal treble
The Technics EAH AZ80's battery life is 7.5 hours, these last longer than 5 hours of listening which is considered average for a single charge.
A device's battery life is commonly given by the manufacturer, and with longer battery life, you get to use it for longer and requires fewer chargings. Sony WF 1000XM4's battery life is
more than that of Technics EAH AZ80 by 0.5 hours
. Every time you recharge your earbuds, they get a little less listening time. The effect is not noticeable at first, but over a few years, your wireless earbuds will have shorter listening time.
The battery life of the charging case is given by the manufacturer, and Technics EAH AZ80's case has a full charge of 17.5 hours. A charging case with a longer battery life allows you to recharge your earbuds on the go multiple times before having to recharge the case itself. Sony WF 1000XM4's charging case has a battery life of 16 hours,
less than that of Technics EAH AZ80 by 1.5 hours
It requires 2 hours to fully charge the Technics EAH AZ80's battery.
It is recommended to charge fully the battery before using the earbuds when they have been in storage for extended periods. Sony WF 1000XM4 takes 1.5 hours to fully charge the battery,
less than that of Technics EAH AZ80 by 0.5 hours
The Technics EAH AZ80, the device supports wireless charging. To charge the device, you simply put down on a supported charging pad.
Sony WF 1000XM4 also support wireless charging, always look out for the charging standard of a device. The Technics EAH AZ80 have a battery level indicator, an indicator notifies you when the device has a low battery. The battery indicator lights display the charging state of your earbuds and charging case.
Sony WF 1000XM4 too have a battery level indicator, these enable you to determine the charging state of your device, if charged fully, or the battery is running low. Technics EAH AZ80 use USB TYPE-C, an industry-standard connector for transmitting both data and power in a single cable. Sony WF 1000XM4 too use USB TYPE-C.
This USB-C plug is part and parcel of most current laptops, phones, and tablets. Technics EAH AZ80 have Bluetooth version of 5.3, Bluetooth is a wireless technology standard that allows data movement between devices placed in range, using short-wavelength, ultra-high frequency radio waves. Sony WF 1000XM4 has a Bluetooth version of 5.2,
older than that of Technics EAH AZ80
. Newer versions provide faster data transfers.
Technics EAH AZ80 have a 10meters distance connecting via Bluetooth. Sony WF 1000XM4 have a maximum range of 10meters,
equal to that of the Technics EAH AZ80
Technics EAH AZ80 support AAC, a codec that is used for Bluetooth audio. It supports 24-bit audio at 250kbps.
Because it uses psychoacoustic modeling, it can provide better results than other codecs at the same bit rate.
Since its the highest quality codec that any Bluetooth-supporting Apple product supports, the Technics EAH AZ80 will work fine with your MacBook. If you are planning on using these with Android , ensure that they also support aptX HD, LDAC, or LHDC as well.
The Sony WF 1000XM4 support AAC as well. Designed to be the successor of the MP3 format, AAC generally achieves higher sound quality than MP3 encoders at the same bit rate. Technics EAH AZ80 support LDAC, a codec developed by Sony
which allows streaming high-resolution audio over Bluetooth connections at up to 990 kbps at 32 bit/96 kHz.
It is capable of a very high bitrate of 990kbps, which provides high-resolution audio. Sony WF 1000XM4 support it as well, LDAC, can automatically adjust to a lower bitrate of 330kbps or 660kbps to increase stability. Technics EAH AZ80 have 8 microphones.
Sony WF 1000XM4 microphones are 4,
less than that of Technics EAH AZ80 by 4
. More microphones record better sound quality and help the earbuds to filter out noise. Technics EAH AZ80 use a noise-canceling type of microphone, these microphones are made to reduce background sounds from the desired sound. The Sony WF 1000XM4 too have a noise-canceling microphone.
This is useful in noisy environments. Technics EAH AZ80 support ambient sound mode, which uses microphones to pass through ambient noises so that they can still be heard even when wearing the earbuds
The Sony WF 1000XM4 support ambient sound mode as well, helpful when you want to listen to music but also be aware of your surrounding, for example when you’re having a jog but would still want to hear traffic. Technics EAH AZ80 support in/on-ear detection, the sensors in the device can detect when removed from your ears so that the music is paused.
The Sony WF 1000XM4 too support in/on-ear detection, automatically pauses your music, or audiobook when you remove earbuds from your ears saving battery life. Technics EAH AZ80 support fast charging. Commonly, technologies like Qualcomm’s Quick Charge, are used to reduce the time it takes to charge the earbuds.
The Sony WF 1000XM4 support fast charging. This kind is similar to regular charging, just that the battery fills up much faster. For example, with Quick Charge 3.0, the battery can be charged to 50% in thirty minutes.
The Technics EAH AZ80 support multipoint of 3 connections, the multipoint feature allows you connect to more than one Bluetooth device and switch between them. Say, you can switch calls from one device to another without having to manually disconnect and reconnect. The Sony WF 1000XM4 have a multipoint count of 2,
less than that of Technics EAH AZ80 by 1 only
. Bluetooth multipoint comes in handy when you can be on one call and not miss notifications coming from another connected device.
The Technics EAH AZ80 have a mute function, they have the feature to mute/unmute a conversation directly from the device. The Sony WF 1000XM4 also support the mute function. The mute function means that you can turn off the earbuds' microphone, but you can still hear the other party talk.
The Technics EAH AZ80, so you can easily access the volume control, pause, play, mute, etc whichever functions are supported on the device. The Sony WF 1000XM4 also have a control panel on them. Technics EAH AZ80 have a warranty period of 1 Years, the period of time that warrant free repair and adjustment services in case of a malfunction occurring under normal use that has followed instruction manuals.
Technics EAH AZ80 support voice prompts. Automatically receive information through audio messages, like if there is an issue with the connection. Sony WF 1000XM4 also have voice prompts meaning the device will notify you if the battery is low, and you need to recharge the earbuds.
Technics EAH AZ80 come with their own special case. Carrying earbuds without a case, or placing them in your pockets without a cover may easily put them at risk of getting damaged. Sony WF 1000XM4 also have a case included, which offers safe transportation.
