A breakdown of the review per specifications

Ingress Protection (Ip) Rating

Audio Technica ATH TWX9 IPX4

Mpow Flame S IPX7

IP ratings is the level of protection given by an enclosure, against solids and liquids. In the format of IPXX, 'X' represents a number The first value of the IP rating refers to protection against solids such as dust, while the second refers to protection against liquids (sweat).

Scoring IPX4, the Audio Technica ATH TWX9's rating is read as, the first value of X denotes 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.

Compared to the Audio Technica ATH TWX9, Mpow Flame S have a rating of IPX7 meaning that we are not yet certain of their rating with solids (dust) and that of liquids is that, Mpow Flame S has a higher liquid rating than Audio Technica ATH TWX9

Weight

Audio Technica ATH TWX9 10.8g

Mpow Flame S ✗

The Audio Technica ATH TWX9 have a weight of 10.8g . We take in account a lower weight best for the reason that lighter devices are more comfortable to move with.

Has No Wires Or Cables

Audio Technica ATH TWX9 ✓

Mpow Flame S ✗

For a device to be true wireless it must have no cables connecting any part of the device together, Audio Technica ATH TWX9 are true wireless for this case since they have no wires. This is a major difference as some wireless earbuds have wires linking the 2 earbuds .

Wingtips Included

Audio Technica ATH TWX9 ✗

Mpow Flame S ✓

Mpow Flame S have wingtips, these are reserved for workout earbuds and are usually an optional add-on to the separate silicone ear tip for a more secure fit.

Sweat Resistance

Audio Technica ATH TWX9 ✓

Mpow Flame S ✓

Audio Technica ATH TWX9 have sweat resistance

Mpow Flame S's resistance to sweat makes both devices ideal for use during long-distance running, marathons, training in workout bodysuits, etc

Has Stereo Speakers

Audio Technica ATH TWX9 ✓

Mpow Flame S ✓

Audio Technica ATH TWX9 have stereo speakers, what this means is that Audio Technica ATH TWX9's speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better listening experience.

Both Mpow Flame S and Audio Technica ATH TWX9 have stereo speakers

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

Audio Technica ATH TWX9 ✓

Mpow Flame S ✓

ANC utilises more advanced kind of tech to actively counter noise. How it works, it studies the sound pattern outside and inside the earbud and after generates a mirror signal to counter it. In simple terms, it's like having +1 (sound from your surrounding) then producing -1 (inverted noise) to make zero hence "diluting" the noise.

Audio Technica ATH TWX9 have ANC enabling you to listen at lower volume levels, causing less ear fatigue since you don't have to crank up the device volume to overcome background sounds.

Mpow Flame S too have ANC which makes both earbuds ideal for flights and rush hour commutes. Each operate with different noise cancellation settings, pick the setting that suits your commute or that enhances your relaxation time.

Has Passive Noise Reduction

Audio Technica ATH TWX9 ✓

Mpow Flame S ✓

The Audio Technica ATH TWX9 stay tightly in place, this creates an acoustic seal that reduces your environment noise well as preventing the earbuds music from leaking out .

Both Mpow Flame S, and Audio Technica ATH TWX9 have passive noise reduction this implies that both tone down ambient noise instead of actively using ANC to cancel it out.

Driver Unit Size

Audio Technica ATH TWX9 5.8mm

Mpow Flame S ✗

The Audio Technica ATH TWX9 have a unit size of 5.8mm in diameter, bigger drivers are more powerful, therefor producing better bass. A driver unit is basically a mini speaker that produces sound in the device, its size determines the loudness of the earbuds.

Lowest Frequency

Audio Technica ATH TWX9 20Hz

Mpow Flame S ✗

Audio Technica ATH TWX9's lowest frequency is at 20Hz, low-frequency response inidcates how well an audio device generates low audible frequencies and if it alters the signal on its way through.

Highest Frequency

Audio Technica ATH TWX9 40000Hz

Mpow Flame S ✗

The Audio Technica ATH TWX9's highest frequency is at 40000Hz, high-frequency response tells how well a particular audio device makes high recognizable frequencies and if it makes any adjustments to the signal while at it.

Sound Pressure Level

Audio Technica ATH TWX9 102dB/mW

Mpow Flame S ✗

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

Mpow Flame S 12hours

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 commonly given by the manufacturer, and with more battery hours, you get to use it for longer and requires fewer chargings.

Mpow Flame S's battery life is more than that of Audio Technica ATH TWX9 by 6 hours . Each time you recharge your device, they get a little less listening time. The effect is not noticeable at first, but over time, your wireless earbuds will have shorter listening time.

Battery Life Of Charging Case

Audio Technica ATH TWX9 18.5hours

Mpow Flame S ✗

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

Charge Time

Audio Technica ATH TWX9 2.5hours

Mpow Flame S ✗

It takes 2.5 hours to fully charge the Audio Technica ATH TWX9's battery. It is highly adivsable to charge fully the battery before using the earbuds when they have been in storage for long periods.

Has A Battery Level Indicator

Audio Technica ATH TWX9 ✓

Mpow Flame S ✓

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

Mpow Flame S too have a battery level indicator, these allow you to tell the charging state of your earbuds, whether fully charged, or having a low battery.

Audio Technica ATH TWX9
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Has Usb Type-C

Audio Technica ATH TWX9 ✓

Mpow Flame S ✗

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

Mpow Flame S v5

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.

Mpow Flame S has a Bluetooth version of 5, older than that of Audio Technica ATH TWX9 . Newer versions provide faster data transfers.

Maximum Bluetooth Range

Audio Technica ATH TWX9 10meters

Mpow Flame S 10meters

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

Mpow Flame S have a maximum range of 10meters, equal to that of the Audio Technica ATH TWX9

Has Aac

Audio Technica ATH TWX9 ✓

Mpow Flame S ✓

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 can provide better results than other codecs at a similar bit rate.

Being the highest quality codec that any Bluetooth-supporting Apple product supports, the Audio Technica ATH TWX9 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 Mpow Flame S 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 Ldac

Audio Technica ATH TWX9 ✗

Mpow Flame S ✓

Mpow Flame S 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.

Has Aptx Adaptive

Audio Technica ATH TWX9 ✓

Mpow Flame S ✓

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).

Mpow Flame S support APTX Adaptive as well which means both can adjust the bit rate for different scenarios, such as reducing interference from other devices.

Has Aptx Low Latency

Audio Technica ATH TWX9 ✗

Mpow Flame S ✓

Mpow Flame S support APTX Low Latency, a codec developed by Qualcomm. It uses Bluetooth 5.0 technology to provide low latency audio (around 40ms), which is useful when you want to avoid audio lag for example when playing games.

Has Aptx Hd

Audio Technica ATH TWX9 ✗

Mpow Flame S ✓

The Mpow Flame S support APTX HD, an audio codec for Bluetooth devices that are developed by Qualcomm. It supports high-quality 24-bit audio (at a bit rate of 576kbps).

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Number Of Microphones

Audio Technica ATH TWX9 4only

Mpow Flame S ✗

The Audio Technica ATH TWX9 have 4 microphones.

Has A Noise-Canceling Microphone

Audio Technica ATH TWX9 ✓

Mpow Flame S ✓

Audio Technica ATH TWX9 have a noise-canceling type of microphone, these microphones are made to reduce noise from the earbuds' sound.

The Mpow Flame S too use a noise-canceling microphone. Especially useful in noisy environments.

Mic Sensitivity

Audio Technica ATH TWX9 -38dBV/Pa

Mpow Flame S ✗

The Audio Technica ATH TWX9 microphone sensitivity is measured at -38dBV/Pa. The magnitude 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 voice that the earbud microphone can pick up.

Highest Mic Frequency

Audio Technica ATH TWX9 16000Hz

Mpow Flame S ✗

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

Lowest Mic Frequency

Audio Technica ATH TWX9 100Hz

Mpow Flame S ✗

Audio Technica ATH TWX9's lowest mic frequency is 100Hz, low frequencies are best for recording 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 ✓

Mpow Flame S ✓

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

The Mpow Flame S support ambient sound mode as well, helpful when you want to listen to music while being aware of your surrounding, say you’re having a jog but would still want to be able to hear traffic.

Has In/On-Ear Detection

Audio Technica ATH TWX9 ✗

Mpow Flame S ✓

The Mpow Flame S have in/on-ear detection, the sensors in the device can detect when they are removed from your ears so that the music is paused.

Has Find Earbuds Feature

Audio Technica ATH TWX9 ✓

Mpow Flame S ✓

When misplaced in a room, or can't be found in your bag, the Audio Technica ATH TWX9 have a find earbuds feature.

The Mpow Flame S too have the find earbuds feature. You can use the earbuds app on your phone to play an alarm from your device to help you find them.

Supports Fast Charging

Audio Technica ATH TWX9 ✓

Mpow Flame S ✓

Audio Technica ATH TWX9 support fast charging. Most often, technologies like MediaTek’s Pump Express, are used to reduce the time it takes to charge a device.

Also the Mpow Flame S too support fast charging. This kind is similar to regular charging, only 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.

Multipoint Count

Audio Technica ATH TWX9 2only

Mpow Flame S ✗

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. Say, you can seemlessly switch calls from one device to another without manually disconnect and reconnect.

Has A Mute Function

Audio Technica ATH TWX9 ✓

Mpow Flame S ✓

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

The Mpow Flame S 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's voice.

Control Panel Placed On A Device

Audio Technica ATH TWX9 ✓

Mpow Flame S ✓

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.

The Mpow Flame S also have a control panel on them.

Has Voice Prompts

Audio Technica ATH TWX9 ✓

Mpow Flame S ✓

The Audio Technica ATH TWX9 support voice prompts. Automatically receive information through audio messages, say if there is a problem with the connection.

Mpow Flame S also have voice prompts meaning the earbuds will notify you if the battery is low, and you need to recharge them.

Travel Bag Is Included

Audio Technica ATH TWX9 ✓

Mpow Flame S ✓

Audio Technica ATH TWX9 come with a special pouch. Carrying earbuds without a case, or placing them inside your bag without a cover may easily put them at risk of getting damaged.

Mpow Flame S too have a travel bag included, which is useful for safe transportation.

A Review By Comparison Of The Audio Technica Ath Cks50Tw Vs. Audio Technica Ath Twx9

Category	Features	Audio Technica ATH TWX9	Mpow Flame S
DESIGN	ingress protection (ip) rating	IPX4	IPX7
	weight	10.8g	✗
	has no wires or cables	✓	✗
	wingtips included	✗	✓
	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	✗
	highest frequency	40000Hz	✗
	sound pressure level	102dB/mW	✗
POWER	battery life	6hours	12hours
	battery life of charging case	18.5hours	✗
	charge time	2.5hours	✗
	has a battery level indicator	✓	✓
CONNECTIVITY	has usb type-c	✓	✗
	bluetooth version	v5.2	v5
	maximum bluetooth range	10meters	10meters
	has aac	✓	✓
	has ldac	✗	✓
	has aptx adaptive	✓	✓
	has aptx low latency	✗	✓
	has aptx hd	✗	✓
MICROPHONE	number of microphones	4only	✗
	has a noise-canceling microphone	✓	✓
	mic sensitivity	-38dBV/Pa	✗
	highest mic frequency	16000Hz	✗
	lowest mic frequency	100Hz	✗
EXTRAS	has ambient sound mode	✓	✓
	has in/on-ear detection	✗	✓
	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. Mpow Flame S

Reasons why you might like the Audio Technica ATH TWX9

Reasons why you might like the Mpow Flame S

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

Wingtips Included

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

Has A Battery Level Indicator

Connectivity

Has Usb Type-C

Bluetooth Version

Maximum Bluetooth Range

Has Aac

Has Ldac

Has Aptx Adaptive

Has Aptx Low Latency

Has Aptx Hd

Microphone

Number Of Microphones

Has A Noise-Canceling Microphone

Mic Sensitivity

Highest Mic Frequency

Lowest Mic Frequency

Extras

Has Ambient Sound Mode

Has In/On-Ear Detection

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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