A breakdown of the review per specifications

Ingress Protection (Ip) Rating

Audio Technica ATH TWX9 IPX4

BLX Earbuds Gen 1 IPX4

IP ratings refer to the level of protection given by an enclosure, against dust and liquids. 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).

Having a value of IPX4, the Audio Technica ATH TWX9's rating for solids indicates that no data available to specify a protection rating, and the second number of 4 means 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 Audio Technica ATH TWX9, BLX Earbuds Gen 1 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

Weight

Audio Technica ATH TWX9 10.8g

BLX Earbuds Gen 1 44.5g

Audio Technica ATH TWX9 have a weight of 10.8g . We take in account a lower weight better because lighter devices are easier to carry.

The BLX Earbuds Gen 1, at 44.5g weigh more than the Audio Technica ATH TWX9 with a difference of 33.7g

Has No Wires Or Cables

Audio Technica ATH TWX9 ✓

BLX Earbuds Gen 1 ✓

True wireless devices have no wires connecting any part of the device together, Audio Technica ATH TWX9 are true wireless for this matter since they have no cables. This is an important distinction as some wireless earbuds have wires linking the pair of earbuds .

BLX Earbuds Gen 1 also is true wireless because it doesn't have cables connecting the 2 earbuds together.

Sweat Resistance

Audio Technica ATH TWX9 ✓

BLX Earbuds Gen 1 ✓

Audio Technica ATH TWX9 have sweat resistance

BLX Earbuds Gen 1's resistance to sweat makes both devices ideal for use during long-distance running, marathons, cardio sweat workouts , etc

Has Stereo Speakers

Audio Technica ATH TWX9 ✓

BLX Earbuds Gen 1 ✓

Audio Technica ATH TWX9 have stereo speakers, devices with stereo speakers deliver sound from independent channels on both left and right sides, this creates a richer sound and a better listening experience.

The BLX Earbuds Gen 1 also have stereo speakers

Audio Technica ATH TWX9
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Has Active Noise Cancellation (Noise Control)

Audio Technica ATH TWX9 ✓

BLX Earbuds Gen 1 ✗

Active noise cancellation uses advanced technology to actively cancel noise. How it works, it detects and analyzes the sound pattern outside and inside the earbud and then generates a mirror signal to counter it. In simple terms, it's like taking +1 (sound from your surrounding) then producing -1 (counter sound by the device) to make zero thus "diluting" the noise.

The Audio Technica ATH TWX9 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 overcome background sounds.

Has Passive Noise Reduction

Audio Technica ATH TWX9 ✓

BLX Earbuds Gen 1 ✓

The Audio Technica ATH TWX9 stay tightly in place, creating a sound covering that tones down background noise and also prevents the device music from leaking out .

Both of these devices have passive noise reduction this means that both reduce ambient noise without using technology to cancel it out.

Driver Unit Size

Audio Technica ATH TWX9 5.8mm

BLX Earbuds Gen 1 ✗

Audio Technica ATH TWX9 have a unit size of 5.8mm in diameter, bigger drivers are more powerful, and can produce better bass. The driver unit is basically a mini speaker that makes sound in the earbuds, its size dictates the loudness of the earbuds.

Lowest Frequency

Audio Technica ATH TWX9 20Hz

BLX Earbuds Gen 1 20Hz

The Audio Technica ATH TWX9's lowest frequency is at 20Hz, low-frequency response measures if and how well a particular audio component generates low recognizable frequencies and if it makes any changes to the signal on its way through.

BLX Earbuds Gen 1's lowest frequency is at 20Hz, this means that both devices can produce equal bass

Highest Frequency

Audio Technica ATH TWX9 40000Hz

BLX Earbuds Gen 1 20000Hz

Audio Technica ATH TWX9's highest frequency is at 40000Hz, high-frequency response indicates how well an audio device produces high audible frequencies and if it adjustments to the signal on its way through.

BLX Earbuds Gen 1's highest frequency is at 20000Hz, this means that Audio Technica ATH TWX9 can generate a clearer and crispier treble than the BLX Earbuds Gen 1

Sound Pressure Level

Audio Technica ATH TWX9 102dB/mW

BLX Earbuds Gen 1 ✗

The sound pressure level, is the level of pressure of sound, 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.

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Battery Life

Audio Technica ATH TWX9 6hours

BLX Earbuds Gen 1 4.5hours

The Audio Technica ATH TWX9's battery life is 6 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.

BLX Earbuds Gen 1's battery life is less than that of Audio Technica ATH TWX9 by 1.5 hours . Each time you recharge your device, they get a little less playing time. The effect is not noticeable at first, but over a few years, your wireless earbuds will no longer play for long like they used to.

Battery Life Of Charging Case

Audio Technica ATH TWX9 18.5hours

BLX Earbuds Gen 1 13.5hours

The battery life of the charging case is given by the vendor, and Audio Technica ATH TWX9's case is said to have a charge of 18.5 hours. A charging case with more battery hours enables you to recharge your earbuds on the go several times before recharging the case itself.

BLX Earbuds Gen 1's charging case has a battery life of 13.5 hours, less than that of Audio Technica ATH TWX9 by 5 hours

Charge Time

Audio Technica ATH TWX9 2.5hours

BLX Earbuds Gen 1 1hours

It takes 2.5 hours to fully charge the Audio Technica ATH TWX9's battery. It is highly adivsable to fully charge the battery before using the earbuds for the first time.

BLX Earbuds Gen 1 takes 1 hours to fully charge the battery, less than that of Audio Technica ATH TWX9 by 1.5 hours

Battery Power

Audio Technica ATH TWX9 ✗

BLX Earbuds Gen 1 40mAh

BLX Earbuds Gen 1's battery capacity is 40mAh, battery capacity, shows the amount of electrical energy that a battery can keep.

Has A Battery Level Indicator

Audio Technica ATH TWX9 ✓

BLX Earbuds Gen 1 ✓

Audio Technica ATH TWX9 have a battery level indicator, an indicator notifies you when the earbuds has a low battery. Its lights display the charging status of your earbuds and case.

BLX Earbuds Gen 1 too have a battery level indicator, these allow you to determine the charging state of your device, whether fully charged, or having a low battery.

Audio Technica ATH TWX9
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Has Usb Type-C

Audio Technica ATH TWX9 ✓

BLX Earbuds Gen 1 ✗

Audio Technica ATH TWX9 support USB TYPE-C, a standard connector for transmitting both data and power through a single cable.

Bluetooth Version

Audio Technica ATH TWX9 v5.2

BLX Earbuds Gen 1 v5.1

The Audio Technica ATH TWX9 have Bluetooth version of 5.2, Bluetooth is a wireless technology standard that allows data movement between devices placed in range, using short-wavelength, ultra-high frequency radio waves.

BLX Earbuds Gen 1 has a Bluetooth version of 5.1, older than that of Audio Technica ATH TWX9 . Newer versions provide faster data transfers.

Maximum Bluetooth Range

Audio Technica ATH TWX9 10meters

BLX Earbuds Gen 1 10meters

Audio Technica ATH TWX9 have a 10meters distance to connect via Bluetooth.

BLX Earbuds Gen 1 have a maximum range of 10meters, equal to that of the Audio Technica ATH TWX9

Has Aac

Audio Technica ATH TWX9 ✓

BLX Earbuds Gen 1 ✓

Audio Technica ATH TWX9 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 Audio Technica ATH TWX9 will work fine with your iPhone. If you are planning on using these with Android , ensure that they also support aptX HD, LDAC, or LHDC as well.

The BLX Earbuds Gen 1 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.

Has Aptx Adaptive

Audio Technica ATH TWX9 ✓

BLX Earbuds Gen 1 ✗

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).

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Number Of Microphones

Audio Technica ATH TWX9 4only

BLX Earbuds Gen 1 2only

The Audio Technica ATH TWX9 have 4 microphones.

While the BLX Earbuds Gen 1 microphones are 2, less than that of Audio Technica ATH TWX9 by 2 . More microphones record better sound quality and enable the device to filter out background sounds.

Has A Noise-Canceling Microphone

Audio Technica ATH TWX9 ✓

BLX Earbuds Gen 1 ✗

The Audio Technica ATH TWX9 have a noise-canceling type of microphone, these microphones are intended to filter out background sounds from the earbuds' sound.

Mic Sensitivity

Audio Technica ATH TWX9 -38dBV/Pa

BLX Earbuds Gen 1 ✗

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 measure of its sensitivity. It's the 'loudness' of the sound that the microphone can pick up.

Highest Mic Frequency

Audio Technica ATH TWX9 16000Hz

BLX Earbuds Gen 1 ✗

Audio Technica ATH TWX9's highest mic frequency is 16000Hz, high frequencies are better for recording treble. The highest mic frequency of a microphone is defined as its upper limiting frequency.

Lowest Mic Frequency

Audio Technica ATH TWX9 100Hz

BLX Earbuds Gen 1 ✗

The Audio Technica ATH TWX9's lowest mic frequency is 100Hz, low frequencies are better for picking up bass. The lowest mic frequency of a microphone is defined as its lower limiting frequency.

Audio Technica ATH TWX9
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Has Ambient Sound Mode

Audio Technica ATH TWX9 ✓

BLX Earbuds Gen 1 ✗

Audio Technica ATH TWX9 support ambient sound mode, which uses microphones to pass through ambient noises so that they can still be heard even when wearing them

Has Find Earbuds Feature

Audio Technica ATH TWX9 ✓

BLX Earbuds Gen 1 ✗

If lost in a room, or can't easily find them in your bag, the Audio Technica ATH TWX9 support the find earbuds feature.

Supports Fast Charging

Audio Technica ATH TWX9 ✓

BLX Earbuds Gen 1 ✗

The Audio Technica ATH TWX9 support fast charging. Commonly, technologies like MediaTek’s Pump Express, are used to reduce the amount of time it takes to charge the earbuds.

Multipoint Count

Audio Technica ATH TWX9 2only

BLX Earbuds Gen 1 ✗

Audio Technica ATH TWX9 support multipoint of 2 connections, the multipoint 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 having to manually disconnect and reconnect.

Has A Mute Function

Audio Technica ATH TWX9 ✓

BLX Earbuds Gen 1 ✗

The Audio Technica ATH TWX9 have a mute function, they have the feature to mute/unmute a conversation directly from the device.

Control Panel Placed On A Device

Audio Technica ATH TWX9 ✓

BLX Earbuds Gen 1 ✓

With the Audio Technica ATH TWX9, so you can easily access the volume control, pause, play, mute, etc whichever functions are supported on the device.

BLX Earbuds Gen 1 too have a control panel on them.

Has Voice Prompts

Audio Technica ATH TWX9 ✓

BLX Earbuds Gen 1 ✓

Audio Technica ATH TWX9 have voice prompts. Automatically receive information via audio messages, like if there is a problem with the connection.

The BLX Earbuds Gen 1 also support voice prompts meaning the device will notify you when the battery is low, and you need to recharge them.

Travel Bag Is Included

Audio Technica ATH TWX9 ✓

BLX Earbuds Gen 1 ✓

The Audio Technica ATH TWX9 come with a special pouch. Carrying earphones openly, or placing them inside your pockets without a casing may easily put them at risk of getting damaged.

BLX Earbuds Gen 1 too have a case included, which offers safe transportation.

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Category	Features	Audio Technica ATH TWX9	BLX Earbuds Gen 1
DESIGN	ingress protection (ip) rating	IPX4	IPX4
	weight	10.8g	44.5g
	has no wires or cables	✓	✓
	sweat resistance	✓	✓
	has stereo speakers	✓	✓
SOUND QUALITY	has active noise cancellation (noise control)	✓	✗
	has passive noise reduction	✓	✓
	driver unit size	5.8mm	✗
	lowest frequency	20Hz	20Hz
	highest frequency	40000Hz	20000Hz
	sound pressure level	102dB/mW	✗
POWER	battery life	6hours	4.5hours
	battery life of charging case	18.5hours	13.5hours
	charge time	2.5hours	1hours
	battery power	✗	40mAh
	has a battery level indicator	✓	✓
CONNECTIVITY	has usb type-c	✓	✗
	bluetooth version	v5.2	v5.1
	maximum bluetooth range	10meters	10meters
	has aac	✓	✓
	has aptx adaptive	✓	✗
MICROPHONE	number of microphones	4only	2only
	has a noise-canceling microphone	✓	✗
	mic sensitivity	-38dBV/Pa	✗
	highest mic frequency	16000Hz	✗
	lowest mic frequency	100Hz	✗
EXTRAS	has ambient sound mode	✓	✗
	has find earbuds feature	✓	✗
	supports fast charging	✓	✗
	multipoint count	2only	✗
	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

A Review By Comparison of the Audio Technica Ath Twx9 Vs. Blx Earbuds Gen 1

Reasons why you might like the Audio Technica ATH TWX9

Reasons why you might like the BLX Earbuds Gen 1

A summary of the review by feature comparison

A breakdown of the review per specifications

Design

Ingress Protection (Ip) Rating

Weight

Has No Wires Or Cables

Sweat Resistance

Has Stereo Speakers

Sound Quality

Has Active Noise Cancellation (Noise Control)

Has Passive Noise Reduction

Driver Unit Size

Lowest Frequency

Highest Frequency

Sound Pressure Level

Power

Battery Life

Battery Life Of Charging Case

Charge Time

Battery Power

Has A Battery Level Indicator

Connectivity

Has Usb Type-C

Bluetooth Version

Maximum Bluetooth Range

Has Aac

Has Aptx Adaptive

Microphone

Number Of Microphones

Has A Noise-Canceling Microphone

Mic Sensitivity

Highest Mic Frequency

Lowest Mic Frequency

Extras

Has Ambient Sound Mode

Has Find Earbuds Feature

Supports Fast Charging

Multipoint Count

Has A Mute Function

Control Panel Placed On A Device

Has Voice Prompts

Travel Bag Is Included

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