A breakdown of the review per specifications

Ingress Protection (Ip) Rating

Devialet Gemini IPX4

1More Aero IPX5

Ingress protection ratings is the rank of protection given by a casing, against solids and water. In the format of IPXX, 'X' represents a number The first value represents protection against solids such as dust, followed by the one that refers to protection against liquids (water).

Having a value of IPX4, the Devialet Gemini's rating for solids indicates that no data available to specify a protection rating, and the second value 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 Devialet Gemini, 1More Aero have a rating of IPX5 meaning that we are not yet certain of their rating with solids (dust) and that of liquids is that, Devialet Gemini has a lower liquid rating than 1More Aero

Weight

Devialet Gemini 8g

1More Aero ✗

The Devialet Gemini have a weight of 8g . We consider a lower weight better for the reason that lighter devices are more comfortable to carry.

Has No Wires Or Cables

Devialet Gemini ✓

1More Aero ✓

For a device to be true wireless it must have no cables connecting any part of the device together, Devialet Gemini are true wireless for this case since they don't have wires. This is a key difference since wireless earbuds have wires connecting the two earbuds together.

1More Aero also is true wireless because it doesn't have wires connecting the two earbuds .

Sweat Resistance

Devialet Gemini ✓

1More Aero ✓

Devialet Gemini are resistant to sweat

1More Aero's resistance to sweat makes both devices good for use while doing sports such as long-distance running, marathons, training in workout bodysuits, etc

Has Stereo Speakers

Devialet Gemini ✓

1More Aero ✓

Devialet Gemini 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.

Both 1More Aero and Devialet Gemini have stereo speakers

Devialet Gemini
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Has Active Noise Cancellation (Noise Control)

Devialet Gemini ✓

1More Aero ✓

Active noise cancellation makes use of more advanced kind of tech to reduce unwanted ambient sounds. How it works, it studies the sound pattern outside and inside the earbud and after inverts the soundwaves to cancel it out. In simple terms, it's like having +1 (sound from your surrounding) then producing -1 (inverted noise) to make zero resulting in a reduced level of noise.

Devialet Gemini have Active Noise Cancellation allowing you to listen at lower volume levels, good for your ears as you don't need to crank up the device volume to outcompete background sounds.

The 1More Aero too have Active Noise Cancellation making both devices ideal for flights and morning travels. Each work with different noise cancellation settings, pick the noise cancellation type that suits your commute or that suites your chill time.

Has Passive Noise Reduction

Devialet Gemini ✓

1More Aero ✓

The Devialet Gemini stay well in place, creating a sound seal that reduces your environment noise and also prevents the device voice audio from leaking out .

Both 1More Aero, and Devialet Gemini have passive noise reduction this means that both tone down ambient noise without using ANC to cancel it out.

Driver Unit Size

Devialet Gemini 10mm

1More Aero 10mm

Devialet Gemini driver unit is 10mm in diameter, the bigger the unit the more powerful, therefor producing better bass. The driver unit is the component that makes sound in the earbuds, the unit size determines the sound made by the device.

1More Aero driver unit is 10mm in diameter, making both devices similar in how loud their sound gets , 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 are capable of generating louder sound, but this does not imply that they produce better quality sound.

Lowest Frequency

Devialet Gemini 5Hz

1More Aero 20Hz

Devialet Gemini's lowest frequency is at 5Hz, low-frequency response measures if and how well an audio device produces low recognizable frequencies and if it makes any changes to the signal on its way through.

1More Aero's lowest frequency is at 20Hz, this means that Devialet Gemini make sound with a juicier bass than the 1More Aero

Highest Frequency

Devialet Gemini 20000Hz

1More Aero 20000Hz

The Devialet Gemini's highest frequency is at 20000Hz, high-frequency response measures if and how well a particular audio device generates high human frequencies and if it makes any changes to the signal on its way through.

1More Aero's highest frequency is at 20000Hz, this implies that both devices can produce equal treble

Sound Pressure Level

Devialet Gemini 94dB/mW

1More Aero ✗

SPL, is the level of pressure 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.

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Battery Life

Devialet Gemini 6hours

1More Aero 7hours

The Devialet Gemini'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 given by the manufacturer, and with longer battery life, you get to use it for longer and requires fewer chargings.

1More Aero's battery life is more than that of Devialet Gemini by 1 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 no longer play for long like they used to.

Battery Life Of Charging Case

Devialet Gemini 18hours

1More Aero 21hours

This is given by the vendor, 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.

1More Aero's charging case has a battery life of 21 hours, more than that of Devialet Gemini by 3 hours

Charge Time

Devialet Gemini 1.5hours

1More Aero ✗

It takes 1.5 hours to fully charge the Devialet Gemini's battery. It is highly adivsable to fully charge the battery before using the earbuds when they have been unused for extended periods.

Battery Power

Devialet Gemini 55mAh

1More Aero ✗

Devialet Gemini's battery power is 55mAh, battery power, represents the amount of electrical energy that a battery can store.

Has Wireless Charging

Devialet Gemini ✓

1More Aero ✗

Devialet Gemini, the device supports wireless charging. To charge the device, you simply place down on a supported charging pad.

Has A Battery Level Indicator

Devialet Gemini ✓

1More Aero ✓

Devialet Gemini have a battery level indicator, an indicator notifies you when the earbuds has a low battery. Its lights show the charging state of your earbuds and case.

1More Aero too have a battery level indicator, charging indicators allow you tell the charging state of your device, if charged fully, or having a low battery.

Devialet Gemini
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Has Usb Type-C

Devialet Gemini ✓

1More Aero ✓

The Devialet Gemini have USB TYPE-C, an industry-standard connector for transmitting both data and power through a single cable.

1More Aero too support USB TYPE-C. This USB-C plug is part and parcel of most current laptops, phones, and tablets.

Bluetooth Version

Devialet Gemini v5

1More Aero v5.2

The Devialet Gemini have Bluetooth version of 5, Bluetooth is a wireless technology standard that enables data transfers between devices placed in range, using short-wavelength, ultra-high frequency radio waves.

1More Aero has a Bluetooth version of 5.2, newer than that of Devialet Gemini . Newer versions provide faster data transfers.

Maximum Bluetooth Range

Devialet Gemini 10meters

1More Aero 10meters

Devialet Gemini have a 10meters distance to connect via Bluetooth.

1More Aero have a maximum range of 10meters, equal to that of the Devialet Gemini

Has Aac

Devialet Gemini ✓

1More Aero ✓

Devialet Gemini support AAC, a codec that is used for Bluetooth audio. It supports 24-bit audio at 250kbps. Because 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 Devialet Gemini will work well 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 1More Aero 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

Devialet Gemini ✓

1More Aero ✗

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).

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Number Of Microphones

Devialet Gemini 2only

1More Aero 6only

The Devialet Gemini have 2 microphones.

The 1More Aero microphones are 6, more than that of Devialet Gemini by 4 . More microphones result in better sound quality and help the earbuds to filter out noise.

Has A Noise-Canceling Microphone

Devialet Gemini ✓

1More Aero ✓

The Devialet Gemini use a noise-canceling type of microphone, these microphones are made to filter out noise from the earbuds' sound.

The 1More Aero too use a noise-canceling microphone. This is useful in noisy areas.

Devialet Gemini
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Has Ambient Sound Mode

Devialet Gemini ✓

1More Aero ✓

The Devialet Gemini support ambient sound mode, which uses microphones to pass through ambient sound to still be heard even while wearing them

The 1More Aero support ambient sound mode as well, it’s useful when you want to listen to music while being aware of your surrounding, say you’re having a jog but still want to hear traffic.

Has In/On-Ear Detection

Devialet Gemini ✓

1More Aero ✗

Devialet Gemini support in/on-ear detection, the sensors in the device can detect when removed from your ears .

Has Find Earbuds Feature

Devialet Gemini ✓

1More Aero ✓

When misplaced in a room, or can't easily find them in your bag, the Devialet Gemini support the find earbuds feature.

The 1More Aero also have the find earbuds feature. Simply use the device app on your phone to play a sound from your earbuds to help you locate them.

Supports Fast Charging

Devialet Gemini ✓

1More Aero ✓

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 1More Aero support fast charging. This kind is similar to regular charging, only that the battery fills up much faster. Say, with Quick Charge 3.0, the battery is charged to 50% in just thirty minutes.

Has A Mute Function

Devialet Gemini ✗

1More Aero ✓

1More Aero have a mute function, they have the feature to mute/unmute a conversation directly from the earbuds.

Control Panel Placed On A Device

Devialet Gemini ✓

1More Aero ✗

With the Devialet Gemini, so you can easily access the volume control, pause, play, mute, etc whichever functions are supported on the device.

Warranty Period

Devialet Gemini 2Years

1More Aero ✗

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 following instruction manuals.

Has Voice Prompts

Devialet Gemini ✓

1More Aero ✓

The Devialet Gemini have voice prompts. Automatically receive information via audio messages, say if there is a problem with the connection.

1More Aero too support voice prompts .i.e the earbuds will notify you if the battery is running low, and it's time to recharge the earbuds.

Travel Bag Is Included

Devialet Gemini ✓

1More Aero ✓

Devialet Gemini come with a special pouch. Carrying earphones openly, or placing them inside your pockets without a casing can easily damage them.

1More Aero also have a travel bag included, which is useful for safe transportation.

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Category	Features	Devialet Gemini	1More Aero
DESIGN	ingress protection (ip) rating	IPX4	IPX5
	weight	8g	✗
	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	10mm	10mm
	lowest frequency	5Hz	20Hz
	highest frequency	20000Hz	20000Hz
	sound pressure level	94dB/mW	✗
POWER	battery life	6hours	7hours
	battery life of charging case	18hours	21hours
	charge time	1.5hours	✗
	battery power	55mAh	✗
	has wireless charging	✓	✗
	has a battery level indicator	✓	✓
CONNECTIVITY	has usb type-c	✓	✓
	bluetooth version	v5	v5.2
	maximum bluetooth range	10meters	10meters
	has aac	✓	✓
	has aptx adaptive	✓	✗
MICROPHONE	number of microphones	2only	6only
MICROPHONE	has a noise-canceling microphone	✓	✓
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	✓	✗
	warranty period	2Years	✗
	has voice prompts	✓	✓
	travel bag is included	✓	✓
		See price on Amazon	See price on Amazon

A Review By Comparison of the Devialet Gemini Vs. 1More Aero

Reasons why you might like the Devialet Gemini

Reasons why you might like the 1More Aero

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 Wireless Charging

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

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

Warranty Period

Has Voice Prompts

Travel Bag Is Included

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