IP ratings refer to the level of protection offered by a casing, against solids and water. In the format of IPXX, 'X' represents a number The first value of the IP rating means protection against solids such as dust, while the second refers to resistance against liquids (sweat).
Scoring IPX4, the Technics EAH AZ80's rating for solids indicates 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, Bose QuietComfort 2 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 prefer a lower weight best because lighter devices are easier to move with.
The Bose QuietComfort 2, at 12.5g
weigh less than the Technics EAH AZ80 by -1.5g
True wireless devices have no wires connecting any part of the device together, Technics EAH AZ80 are true wireless for this case since they don't have cables. This is an important difference as some wireless earbuds have cables connecting the pair of earbuds together. Bose QuietComfort 2 also is true wireless since it doesn't have wires connecting the pair of earbuds .
Technics EAH AZ80 are resistant to sweat
Bose QuietComfort 2'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, creating a richer sound and a better listening experience.
The Bose QuietComfort 2 also have stereo speakers
ANC uses advanced technology to actively cancel noise. ANC works when, it detects and analyzes the sound pattern of incoming noise and generates a mirror signal to counter it. Simply put, it's like taking +1 (sound from your surrounding) then adding -1 (counter sound by the device) giving 0 therefore "diluting" the noise.
The Technics EAH AZ80 have ANC enabling you to listen at lower volume levels, good for your ears as you don't have to crank up the device volume to outcompete background noise. Bose QuietComfort 2 too have Active Noise Cancellation making both devices ideal for flights and rush hour travels. The Technics EAH AZ80 and Bose QuietComfort 2 operate with different noise cancellation types, pick the setting that you prefer for travel or that suites your chill time.
Technics EAH AZ80 sit tightly in place, creating an acoustic seal that tones down your environment sounds well as preventing the earbuds voice audio from leaking out .
Both of these devices have passive noise reduction this implies that both tone down ambient noise instead of actively using technology to cancel it out. Technics EAH AZ80 have a unit size of 10mm in diameter, bigger drivers are more powerful, therefor producing better bass. The driver unit is the component that produces sound in the device, the unit size corellates with the loudness of the earbuds.
Bose QuietComfort 2 driver unit is 9.3mm in diameter,
which means that they have a smaller driver unit than that of Technics EAH AZ80 by 0.7mm
, many people have a misconception that driver units of a bigger size automatically produce better sound quality.
However, large drivers find it difficult to produce high frequencies so it's true that, larger drivers can generate louder sound, but this does not imply that they produce better quality sound. Technics EAH AZ80's lowest frequency is at 20Hz, low-frequency response inidcates how well an audio device produces low frequencies that can be heard, and if it alters the signal on its way through.
Bose QuietComfort 2's lowest frequency is at 20Hz, this implies that
both devices can produce equal bass
The Technics EAH AZ80's highest frequency is at 40,000Hz, high-frequency response measures if and how well a particular audio device produces high human frequencies and if it makes any changes to the signal on its way through. Bose QuietComfort 2's highest frequency is at 20,000Hz, this means that
Technics EAH AZ80 can produce a clearer and crispier treble than the Bose QuietComfort 2
Technics EAH AZ80's battery life is 7.5 hours, these last longer than 5 hours of listening which is considered average before recharge. A device's battery life is usually given by the manufacturer, and with longer battery life, you get to use it for longer and requires fewer chargings.
Bose QuietComfort 2's battery life is
less than that of Technics EAH AZ80 by 1.5 hours
. Every time you recharge your earbuds, they get a little less playing time. The effect is not noticeable at first, but over time, your wireless earbuds will no longer play for long like they used to. This is given by the vendor, and the Technics EAH AZ80's case is said to have a full charge of 17.5 hours.
A charging case with a longer battery life allows you to recharge your earbuds on the go many times before having to recharge the case itself. Bose QuietComfort 2's charging case has a battery life of 18 hours,
more than that of Technics EAH AZ80 by 0.5 hours
It takes 2 hours to fully charge the Technics EAH AZ80's battery. It is recommended to fully charge the battery before using the earbuds for the first time.
Bose QuietComfort 2 takes 2 hours to fully charge the battery,
equal to that of the Technics EAH AZ80
Technics EAH AZ80, the device supports wireless charging. To charge the device, you simply put down on a compatible charging pad. The Technics EAH AZ80 have a battery level indicator, an indicator shows you when the device has a low battery.
The battery indicator lights show the charging status of your device and case. Bose QuietComfort 2 too have a battery level indicator, these allow you determine the charging state of your device, if charged fully, or the battery is running low. Technics EAH AZ80 have USB TYPE-C, an industry-standard connector for transmitting both data and power in a single cable.
Bose QuietComfort 2 too use USB TYPE-C. This USB-C plug is part and parcel of most current laptops, phones, and tablets. The Technics EAH AZ80 have Bluetooth version of 5.3, Bluetooth is a wireless technology standard that enables data transfers between devices placed in range, using short-wavelength, ultra-high frequency radio waves.
Bose QuietComfort 2 has a Bluetooth version of 5.3,
equal to that of the Technics EAH AZ80
. Newer versions provide faster data transfers. The Technics EAH AZ80 have a 10meters distance connecting via Bluetooth. Bose QuietComfort 2 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. Since 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 well with your iPhone.
If you are planning on using these with Android you need to pay even closer attention to codec support for if they only have AAC they won't provide the best audio quality possible, ensure that they also support aptX HD, LDAC, or LHDC as well. The Bose QuietComfort 2 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.
The 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 can reach a high bitrate of 990kbps, providing high-resolution audio. The Technics EAH AZ80 have 8 microphones.
The Bose QuietComfort 2 microphones are 8,
equal to that of the Technics EAH AZ80
. More microphones result in better sound quality and enable the device to filter out background sounds. Technics EAH AZ80 use a noise-canceling type of microphone, these microphones are intended to reduce background sounds from the desired sound. The Bose QuietComfort 2 too use 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 Bose QuietComfort 2 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 run but would still want to hear traffic. The Technics EAH AZ80 support in/on-ear detection, the sensors in the device can detect when they are removed from your ears so that the music is paused.
The Bose QuietComfort 2 support in/on-ear detection, automatically pauses your music, or audiobook when you remove earbuds from your ears improving your listening experience. The Technics EAH AZ80 support fast charging. Most often, technologies like MediaTek’s Pump Express, are used to reduce the time it takes to fully charge a device.
The Bose QuietComfort 2 too support fast charging. It's very similar to regular charging, only that the battery is filling up much faster. For example, with Quick Charge 3.0, the battery can be charged to 50% in 30 minutes.
The Technics EAH AZ80 support multipoint of 3 connections, this feature allows you connect to more than one Bluetooth device and switch between them. For example, you can switch calls from one device to another without manually disconnect and reconnect. The Bose QuietComfort 2 support 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 without missing notifications coming from another connected device.
The Technics EAH AZ80 have a mute function, they support the option to mute/unmute a conversation directly from the device. The Bose QuietComfort 2 too support this function. It means that you unilaterally turn off the earbuds' microphone, but still hear the other party talk.
The Technics EAH AZ80, so you can access the volume control, pause, play, mute, etc whichever features are supported on the earbuds. Bose QuietComfort 2 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 following instruction manuals.
Technics EAH AZ80 have voice prompts. Automatically receive information via audio messages, say if there is an issue with the connection. Bose QuietComfort 2 too support voice prompts meaning the device notifies you if the battery is low, and you need to recharge the earbuds.
The Technics EAH AZ80 come with their own special case. Carrying earphones openly, or placing them in your bag without a casing may easily damage them. Bose QuietComfort 2 also have a travel bag included, which is useful for safe transportation.
