Audio Technica ATH TWX9See price on Amazon
Overall Score 7 Represents average audio ecosystem compatibility score.
Xiaomi Redmi Buds 4 ProSee price on Amazon
Overall Score 6.8 Represents average audio ecosystem compatibility score.
|Category||Features||Audio Technica ATH TWX9||Xiaomi Redmi Buds 4 Pro|
|DESIGN||ingress protection (ip) rating||ipX4||ip54|
|has no wires or cables||✓||✓|
|is dust proof and water-resistant||✗||✓|
|has stereo speakers||✓||✓|
|SOUND QUALITY||has active noise cancellation (noise control)||✓||✓|
|has passive noise reduction||✓||✓|
|driver unit size||5.8mm||11mm|
|sound pressure level||102db/mw||✗|
|battery life of charging case||18.5hours||29hours|
|has a battery level indicator||✓||✓|
|CONNECTIVITY||has usb type-c||✓||✓|
|maximum bluetooth range||10meters||10meters|
|has aptx adaptive||✓||✗|
|MICROPHONE||number of microphones||4only||6only|
|has a noise-canceling microphone||✓||✓|
|highest mic frequency||16,000hz||✗|
|lowest mic frequency||100hz||✗|
|EXTRAS||has ambient sound mode||✓||✓|
|has in/on-ear detection||✗||✓|
|has find earbuds feature||✓||✓|
|supports fast charging||✓||✓|
|has a mute function||✓||✓|
|control panel placed on a device||✓||✓|
|has voice prompts||✓||✓|
|travel bag is included||✓||✓|
|See price on Amazon||See price on Amazon|
Ingress protection ratings refer to the rating of protection offered by a casing, against dust 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, followed by the one that refers to resistance against liquids (water).
Scoring IP54, the Xiaomi Redmi Buds 4 Pro's rating is read as, the first number of 5 denotes that ingress of dust is not totally prevented but dust does not enter in harmful quantities to interfere with the correct operation or impair safety, and of liquids that they can withstand low pressure spray similar to that of a shower head when tilted at 180° for 10 minutes.
Compared to the Xiaomi Redmi Buds 4 Pro, Audio Technica ATH TWX9 have a rating of IPX4 meaning that no data available to specify a protection rating and that of liquids is that, they both have the same rating against liquids
The Xiaomi Redmi Buds 4 Pro have a weight of 10g . We prefer a lower weight best because lighter devices are easier to transport.
Audio Technica ATH TWX9, at 10.8g weigh more than the Xiaomi Redmi Buds 4 Pro by of 0.8g
For a device to be true wireless it must have no wires connecting any part of the device together, Xiaomi Redmi Buds 4 Pro are true wireless for this case since they have no wires. This is a major difference as some wireless earbuds have cables connecting the 2 earbuds together.
Audio Technica ATH TWX9 also is true wireless since it has no cables connecting the 2 earbuds together.
Xiaomi Redmi Buds 4 Pro are resistant to sweat
Audio Technica ATH TWX9's resistance to sweat makes both devices good for use while doing sports such as long-distance running, marathons, cardio sweat workouts , etc
The Xiaomi Redmi Buds 4 Pro are both dustproof and water-resistant.
Xiaomi Redmi Buds 4 Pro have stereo speakers, what this means is that Xiaomi Redmi Buds 4 Pro's speakers deliver sound from separate channels on both left and right sides, creating a richer sound and a better listening experience.
The Audio Technica ATH TWX9 also have stereo speakers
Active noise cancellation utilises more advanced kind of tech to reduce unwanted ambient sounds. ANC works when, it listens to the sound pattern of incoming noise and after inverts the soundwaves to cancel it out. In simple terms, it's like taking +1 (sound from your surrounding) and adding -1 (counter sound by the device) to make 0 thus "diluting" the noise.
The Xiaomi Redmi Buds 4 Pro have ANC allowing you to listen at lower levels of volume, causing less ear fatigue since you don't have to crank up the earbuds volume to outcompete background sounds.
The Audio Technica ATH TWX9 too have ANC making either of the earbuds ideal for flights and morning commutes. The Xiaomi Redmi Buds 4 Pro and Audio Technica ATH TWX9 work with different noise cancellation settings, pick the noise cancellation type that suits your commute or that suites your chill time.
Xiaomi Redmi Buds 4 Pro sit tightly in place, creating a sound covering that tones down background noise and also prevents the device sound from leaking out at the same.
Both of these devices have passive noise reduction this means that they limit ambient noise without using ANC to cancel it out.
The Xiaomi Redmi Buds 4 Pro have a unit size of 11mm in diameter, bigger drivers are more powerful, and can produce better bass.
A driver unit is basically a mini speaker that makes sound in the earbuds, the unit size corellates with the loudness of the device.
Audio Technica ATH TWX9 driver unit is 5.8mm in diameter, which implies that they have a smaller driver unit than that of Xiaomi Redmi Buds 4 Pro by 5.2mm , a common assumption that driver units of a bigger size automatically produce better sound quality.
However, large drivers usually have difficulty producing high frequencies so yes, larger drivers can generate louder sound, but this does not indicate that they deliver better quality sound.
The Xiaomi Redmi Buds 4 Pro'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 while at it.
Audio Technica ATH TWX9's lowest frequency is at 20Hz, this implies that both devices make sound with equal bass
Xiaomi Redmi Buds 4 Pro's highest frequency is at 40,000Hz, high-frequency response shows how well a particular audio device produces high audible frequencies and if it adjustments to the signal on its way through.
Audio Technica ATH TWX9's highest frequency is at 40,000Hz, this implies that both devices can generate equal treble
SPL, is the level of pressure of sound, measured in decibels, dB, Audio Technica ATH TWX9's measurement is 102dB/mW. Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
The Xiaomi Redmi Buds 4 Pro's battery life is 9 hours, these last longer than 5 hours of listening which is considered average for a single charge. A device's battery life is given by the manufacturer, and with longer battery life, you get to use it for longer and requires fewer chargings.
Audio Technica ATH TWX9's battery life is less than that of Xiaomi Redmi Buds 4 Pro by 3 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 the Xiaomi Redmi Buds 4 Pro's case has a charge of 29 hours. A charging case with a longer battery life enables you to recharge your earbuds on the go many times before having to recharge the case itself.
Audio Technica ATH TWX9's charging case has a battery life of 18.5 hours, less than that of Xiaomi Redmi Buds 4 Pro by 10.5 hours
It requires 1 hours to fully charge the Xiaomi Redmi Buds 4 Pro's battery. It is recommended to fully charge the battery before using the earbuds when they have been unused for extended periods.
Audio Technica ATH TWX9 takes 2.5 hours to fully charge the battery, more than that of Xiaomi Redmi Buds 4 Pro by 1.5 hours
Xiaomi Redmi Buds 4 Pro's battery power is 53mAh, battery power, shows the amount of electrical energy that a battery can store.
Xiaomi Redmi Buds 4 Pro have a battery level indicator, an indicator notifies you when the device has a low battery. Its lights show the charging status of your earbuds and charging case.
Audio Technica ATH TWX9 too have a battery level indicator, these enable you determine the charging state of your device, if charged fully, or the battery is running low.
Xiaomi Redmi Buds 4 Pro use USB TYPE-C, a standard connector for transmitting both data and power through a single cable.
Audio Technica ATH TWX9 too use USB TYPE-C. This USB-C plug is part and parcel of most current electronics.
Xiaomi Redmi Buds 4 Pro have Bluetooth version of 5.3, Bluetooth is a wireless technology standard that allows data transfers between devices placed in close proximity, using short-wavelength, ultra-high frequency radio waves.
Audio Technica ATH TWX9 has a Bluetooth version of 5.2, older than that of Xiaomi Redmi Buds 4 Pro . Newer versions provide faster data transfers.
Xiaomi Redmi Buds 4 Pro have a 10meters distance to connect via Bluetooth.
Audio Technica ATH TWX9 have a maximum range of 10meters, equal to that of the Xiaomi Redmi Buds 4 Pro
Xiaomi Redmi Buds 4 Pro support AAC, a codec used for Bluetooth audio. It supports 24-bit audio at 250kbps. Since it uses psychoacoustic modeling, it provides better results than other codecs at a similar bit rate.
Since its the highest quality codec that any Bluetooth-supporting Apple product supports, the Xiaomi Redmi Buds 4 Pro will work fine 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 Audio Technica ATH TWX9 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 Xiaomi Redmi Buds 4 Pro 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, which provides high-resolution audio.
Audio Technica ATH TWX9 support APTX Adaptive, an audio codec for Bluetooth devices that are developed by Qualcomm. It has a variable bit rate (between 279kbps and 420kbps).
The Xiaomi Redmi Buds 4 Pro have 6 microphones.
The Audio Technica ATH TWX9 microphones are 4, less than that of Xiaomi Redmi Buds 4 Pro by 2 . More microphones record better sound quality and enable the earbuds to filter out noise.
Xiaomi Redmi Buds 4 Pro have a noise-canceling microphone, these microphones are intended to reduce background sounds from the earbuds' sound.
The Audio Technica ATH TWX9 too have a noise-canceling type of microphone. This is useful in noisy areas.
The Audio Technica ATH TWX9 microphone sensitivity is measured at -38dBV/Pa. The size of the analog or digital output signal from the microphone with its input stimulus is a calculation of its sensitivity. It's the 'loudness' of the sound that the earbud microphone can recognize.
The Audio Technica ATH TWX9's highest mic frequency is 16,000Hz, high frequencies are best for picking up treble. The highest mic frequency of a microphone is defined as its upper limiting frequency.
Audio Technica ATH TWX9's lowest mic frequency is 100Hz, low frequencies are better for recording bass. The lowest mic frequency of a microphone is defined as its lower limiting frequency.
Xiaomi Redmi Buds 4 Pro support ambient sound mode, which uses microphones to channel ambient noises so that they can still be heard even when wearing them
The Audio Technica ATH TWX9 support ambient sound mode as well, helpful when you want to listen to music while being aware of what’s happening around you, for example when you’re having a run but still want to hear traffic.
The Xiaomi Redmi Buds 4 Pro support in/on-ear detection, the sensors in the device can detect when removed from your ears .
When misplaced in a room, or can't easily find them in your bag, Xiaomi Redmi Buds 4 Pro have a find earbuds feature.
Audio Technica ATH TWX9 also have the find earbuds feature. You can use the earbuds app on your smartphone to play an alarm from your device to help you find them.
Xiaomi Redmi Buds 4 Pro support fast charging. Usually, technologies like MediaTek’s Pump Express, are used to reduce the time it takes to charge the earbuds.
Audio Technica ATH TWX9 too support fast charging. It's very similar to regular charging, just that the battery is filling up much faster. For example, with Quick Charge 3.0, the battery is charged to 50% in just thirty minutes.
Xiaomi Redmi Buds 4 Pro support multipoint of 2 connections, the multipoint feature allows you to link 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 Audio Technica ATH TWX9 have a multipoint count of 2, equal to that of the Xiaomi Redmi Buds 4 Pro . Bluetooth multipoint comes in handy when you can be on one call and not miss notifications from another connected device.
The Xiaomi Redmi Buds 4 Pro have a mute function, they have the feature to mute/unmute a conversation directly from the device.
The Audio Technica ATH TWX9 too have this function. The mute function means that you are in position turn off the earbuds' microphone, but you can still hear the other party's voice.
The Xiaomi Redmi Buds 4 Pro, so you can easily access the volume control, pause, play, mute, etc whichever features are supported on the earbuds.
The Audio Technica ATH TWX9 too have a control panel on them.
The Xiaomi Redmi Buds 4 Pro have voice prompts. With voice prompts, you receive information via audio messages, say if there is a problem with the connection.
Audio Technica ATH TWX9 too support voice prompts meaning the device will notify you if the battery is running low, and it's time to recharge the device.
Xiaomi Redmi Buds 4 Pro come with their own special case. Carrying earbuds openly, or placing them inside your bag without a casing may easily put them at risk of getting damaged.
Audio Technica ATH TWX9 too have a case included, which is useful for safe transportation.