Audio Technica ATH TWX9See price on Amazon
Overall Score 7.0 Represents average audio ecosystem compatibility score.
Devialet GeminiSee price on Amazon
Overall Score 6.8 Represents average audio ecosystem compatibility score.
|Category||Features||Audio Technica ATH TWX9||Devialet Gemini|
|DESIGN||ingress protection (ip) rating||IPX4||IPX4|
|has no wires or cables||✓||✓|
|has stereo speakers||✓||✓|
|SOUND QUALITY||has active noise cancellation (noise control)||✓||✓|
|has passive noise reduction||✓||✓|
|driver unit size||5.8mm||10mm|
|sound pressure level||102dB/mW||94dB/mW|
|battery life of charging case||18.5hours||18hours|
|has wireless charging||✗||✓|
|has a battery level indicator||✓||✓|
|CONNECTIVITY||has usb type-c||✓||✓|
|maximum bluetooth range||10meters||10meters|
|has aptx adaptive||✓||✓|
|MICROPHONE||number of microphones||4only||2only|
|has a noise-canceling microphone||✓||✓|
|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||✓||✓|
|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|
IP ratings refer to the level of protection offered by a casing, against dust and liquids. In the format of IPXX, 'X' represents a number The first value means protection against solids say dust, followed by the one that refers to protection against liquids (sweat).
Having a value of IPX4, the Devialet Gemini's rating is read as, the first number 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.
Compared to the Devialet Gemini, Audio Technica ATH TWX9 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 Devialet Gemini have a weight of 8g . We consider a lower weight better because lighter devices are more comfortable to move with.
The Audio Technica ATH TWX9, at 10.8g are heavier than the Devialet Gemini by of 2.8g
True wireless devices have no cables linking any part of the device together, Devialet Gemini are true wireless for this case since they don't have wires. This is a major distinction since wireless earbuds have cables connecting the pair of earbuds .
Audio Technica ATH TWX9 also is true wireless since it doesn't have wires linking the two earbuds .
Devialet Gemini are resistant to sweat
Audio Technica ATH TWX9's resistance to sweat makes both devices ideal for use during long-distance running, marathons, training in workout bodysuits, etc
Devialet Gemini 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 Audio Technica ATH TWX9 also have stereo speakers
ANC makes use of advanced kind of tech to actively cancel noise. ANC works when, it studies the sound pattern of incoming noise and inverts the soundwaves to counter it. In simple terms, it's like having +1 (sound from your surrounding) and adding -1 (inverted noise) to make 0 resulting in a reduced level of noise.
Devialet Gemini have Active Noise Cancellation allowing 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 noise.
The Audio Technica ATH TWX9 too have Active Noise Cancellation which makes both devices ideal for flights and morning travels. The Devialet Gemini and Audio Technica ATH TWX9 operate with different noise cancellation types, pick the noise cancellation type that you prefer for commute or that enhances your chill time.
The Devialet Gemini stay tightly in place, this creates a sound covering that tones down background noise well as preventing the device sound from leaking out at the same.
Both of these devices have passive noise reduction which implies that both reduce ambient noise without using ANC to cancel it out.
Devialet Gemini driver unit is 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 earbuds, the unit size determines the loudness of the earbuds.
Audio Technica ATH TWX9 driver unit is 5.8mm in diameter, which means that they have a smaller driver unit than that of Devialet Gemini by 4.2mm , 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 it's true that, larger drivers are capable of generating louder sound, but this does not imply that they deliver better quality sound.
Devialet Gemini's lowest frequency is at 5Hz, low-frequency response measures if and how well a particular audio device generates low audible frequencies and if it makes any changes to the signal while at it.
Audio Technica ATH TWX9's lowest frequency is at 20Hz, this means that Devialet Gemini produce a juicier bass than the Audio Technica ATH TWX9
The Devialet Gemini's highest frequency is at 20000Hz, high-frequency response shows how well a particular audio component makes high recognizable frequencies and if it makes any changes to the signal while at it.
Audio Technica ATH TWX9's highest frequency is at 40000Hz, this means that Audio Technica ATH TWX9 can produce a clearer and crispier treble than the Devialet Gemini
The sound pressure level, is the pressure level of sound, measured in decibels, dB, Devialet Gemini's measurement is 94dB/mW. Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
Audio Technica ATH TWX9's sound pressure level measurement is 102dB/mW. The sound pressure level, a device is can be perceived differently by different people, so we need to have the means to get an objective measurement of sound level expressed in numerical terms.
The Devialet Gemini's battery life is 6 hours, these last longer than 5 hours of listening which is considered average for a single charge. A device's battery life is usually given by the manufacturer, and with longer battery life, you get to use it for longer and have to charge the device less often.
Audio Technica ATH TWX9's battery life is equal to that of the Devialet Gemini . 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 have shorter listening time.
The battery life of the charging case is given by the manufacturer, and the Devialet Gemini's case is said to have a charge of 18 hours. A charging case with a longer battery life allows you to recharge your earbuds on the go several times before recharging the case itself.
Audio Technica ATH TWX9's charging case has a battery life of 18.5 hours, more than that of Devialet Gemini by 0.5 hours
It requires 1.5 hours to fully charge the Devialet Gemini's battery. It is recommended to charge fully the battery before using the earbuds for the first time.
Audio Technica ATH TWX9 takes 2.5 hours to fully charge the battery, more than that of Devialet Gemini by 1 hours
Devialet Gemini's battery power is 55mAh, battery power, represents the amount of electrical energy that a battery can keep.
The Devialet Gemini, the device supports wireless charging. To charge the earbuds, you just place down on a supported charging pad.
Devialet Gemini have a battery level indicator, an indicator shows you when the earbuds has a low battery. The battery indicator lights display the charging state of your device and charging case.
Audio Technica ATH TWX9 too have a battery level indicator, charging indicators enable you to determine the charging state of your device, whether fully charged, or having a low battery.
Devialet Gemini support USB TYPE-C, a standard connector for transmitting both data and power in a single cable.
Audio Technica ATH TWX9 too support USB TYPE-C. This USB-C plug comes along with most current laptops, phones, and tablets.
Devialet Gemini have Bluetooth version of 5, Bluetooth is a wireless technology standard that allows data transfers between devices placed in range, using short-wavelength, ultra-high frequency radio waves.
Audio Technica ATH TWX9 has a Bluetooth version of 5.2, newer than that of Devialet Gemini . Newer versions provide faster data transfers.
The Devialet Gemini have a 10meters distance to connect via Bluetooth.
Audio Technica ATH TWX9 have a maximum range of 10meters, equal to that of the Devialet Gemini
Devialet Gemini support AAC, a codec used for Bluetooth audio. It supports 24-bit audio at 250kbps. Because 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 Devialet Gemini will work well with your iPad. If you are planning on using these with Android , 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 Devialet Gemini support APTX Adaptive, an audio codec for Bluetooth devices that are developed by Qualcomm. It has a variable bit rate (between 279kbps and 420kbps).
Audio Technica ATH TWX9 support APTX Adaptive as well which implies that both can adjust the bit rate for different scenarios, such as reducing interference from other devices.
The Devialet Gemini have 2 microphones.
The Audio Technica ATH TWX9 microphones are 4, more than that of Devialet Gemini by 2 . More microphones result in better sound quality and enable the device to filter out noise.
The Devialet Gemini have a noise-canceling type of microphone, these microphones are designed to filter out background sounds from the earbuds' sound.
The Audio Technica ATH TWX9 too use a noise-canceling type of microphone. Especially useful in noisy environments.
The Audio Technica ATH TWX9 microphone sensitivity is measured at -38dBV/Pa. The extent 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 earbud microphone can pick up.
The Audio Technica ATH TWX9's highest mic frequency is 16000Hz, high frequencies are better for picking up treble. The highest mic frequency of a microphone is known as its upper limiting frequency.
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.
The Devialet Gemini support ambient sound mode, which uses microphones to channel ambient sound to still be heard even when wearing the earbuds
The Audio Technica ATH TWX9 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 still want to be able to hear traffic.
Devialet Gemini have in/on-ear detection, the sensors in the device can detect when they are removed from your ears .
When lost in a room, or can't be found in your bag, Devialet Gemini have a find earbuds feature.
Audio Technica ATH TWX9 too have the find earbuds feature. You can use the earbuds app on your phone to play a sound from your device to locate them.
Devialet Gemini support fast charging. Commonly, technologies like Qualcomm’s Quick Charge, are used to reduce the time it takes to fully charge the earbuds.
Also the Audio Technica ATH TWX9 too support fast charging. It's very similar to regular charging, only that the battery fills up much faster. For example, with Quick Charge 3.0, the battery is charged to 50% in 30 minutes.
Audio Technica ATH TWX9 have a multipoint of 2 connections, the multipoint feature allows you to link to more than one Bluetooth device and switch between them. Say, you can easily switch calls from one device to another without having to manually disconnect and reconnect.
Audio Technica ATH TWX9 have a mute function, they have the option to mute/unmute a conversation directly from the earbuds.
With the Devialet Gemini, so you can access the volume control, pause, play, mute, etc whichever functions are supported on the device.
Audio Technica ATH TWX9 also have a control panel on them.
The Devialet Gemini have a warranty period of 2 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.
The Devialet Gemini support voice prompts. Automatically receive information via audio messages, say if there is an issue with the connection.
Audio Technica ATH TWX9 too support voice prompts .i.e the earbuds will notify you when the battery is running low, and you need to recharge them.
Devialet Gemini come with a special case. Carrying earbuds without a case, or placing them in your bag without a casing may easily put them at risk of getting damaged.
Audio Technica ATH TWX9 also have a travel bag included, which is useful for safe transportation.