A breakdown of the review per specifications

Ingress Protection (Ip) Rating

Devialet Gemini IPX4

JBL Endurance Peak IPX7

IP ratings refer to the rating of protection offered by a casing, against dust and liquids. The letters 'IP' are followed by two values The first value means protection against solids such as dust, while the second 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 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 Devialet Gemini, JBL Endurance Peak have a rating of IPX7 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 JBL Endurance Peak

Weight

Devialet Gemini 8g

JBL Endurance Peak 30g

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

JBL Endurance Peak, at 30g are heavier than the Devialet Gemini with a difference of 22g

Has No Wires Or Cables

Devialet Gemini ✓

JBL Endurance Peak ✓

True wireless devices have no wires connecting any part of the device together, Devialet Gemini are true wireless for this case since they don't have cables. This is a key distinction since wireless earbuds have wires connecting the pair of earbuds together.

JBL Endurance Peak also is true wireless because it has no cables linking the pair of earbuds .

Wingtips Included

Devialet Gemini ✗

JBL Endurance Peak ✓

The JBL Endurance Peak come with wingtips, these are commonly used for earbuds for workouts and are usually an optional add-on to the separate silicone ear tip for a more secure fit.

Sweat Resistance

Devialet Gemini ✓

JBL Endurance Peak ✓

Devialet Gemini are resistant to sweat

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

Is Dust Proof And Water-Resistant

Devialet Gemini ✗

JBL Endurance Peak ✓

JBL Endurance Peak are both dustproof and water-resistant.

Has An Earbud Foam

Devialet Gemini ✗

JBL Endurance Peak ✓

An earbud foam is made to be ultracompact and lightweight, with almost no interference with earrings, spectacles, hats, or hairstyles. The JBL Endurance Peak have an earbud foam for some people it is more comfortable than the in-ear foam.

Has Stereo Speakers

Devialet Gemini ✓

JBL Endurance Peak ✓

Devialet Gemini have stereo speakers, devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better listening experience.

Both JBL Endurance Peak and Devialet Gemini have stereo speakers

Devialet Gemini
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Has Active Noise Cancellation (Noise Control)

Devialet Gemini ✓

JBL Endurance Peak ✓

Active noise cancellation utilises advanced kind of tech to actively counter noise. ANC works when, it detects and analyzes the sound pattern outside and inside the earbud and after generates a mirror signal to counter it. In simple terms, it's like taking +1 (noise) and producing -1 (counter sound by the device) to make zero therefore "diluting" the noise.

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

JBL Endurance Peak too have ANC which makes both earbuds ideal for plane rides and rush hour travels. The Devialet Gemini and JBL Endurance Peak work with different noise cancellation modes, pick the mode that suits your travel or that suites your chill time.

Has Passive Noise Reduction

Devialet Gemini ✓

JBL Endurance Peak ✗

Devialet Gemini stay well in place, creating a sound covering that reduces your environment sounds and also prevents the device voice audio from leaking out at the same.

Driver Unit Size

Devialet Gemini 10mm

JBL Endurance Peak 10mm

Devialet Gemini driver unit is 10mm in diameter, bigger drivers are more powerful, and can produce better bass. A driver unit is the component that makes sound in the earbuds, its size dictates the sound made by the earbuds.

JBL Endurance Peak driver unit is 10mm in diameter, making both JBL Endurance Peak, and Devialet Gemini 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 yeah, larger drivers can generate louder sound, but this does not mean that they produce better quality sound.

Lowest Frequency

Devialet Gemini 5Hz

JBL Endurance Peak 16Hz

Devialet Gemini's lowest frequency is at 5Hz, low-frequency response measures if and how well a particular audio component generates low audible frequencies and if it makes any changes to the signal while at it.

JBL Endurance Peak's lowest frequency is at 16Hz, this means that Devialet Gemini produce a juicier bass than the JBL Endurance Peak

Highest Frequency

Devialet Gemini 20000Hz

JBL Endurance Peak 22000Hz

The Devialet Gemini's highest frequency is at 20000Hz, high-frequency response tells how well an audio component makes high recognizable frequencies and if it adjustments to the signal on its way through.

JBL Endurance Peak's highest frequency is at 22000Hz, this implies that JBL Endurance Peak can produce a clearer and crispier treble than the Devialet Gemini

Sound Pressure Level

Devialet Gemini 94dB/mW

JBL Endurance Peak ✗

The sound pressure level, 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

JBL Endurance Peak 4hours

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

JBL Endurance Peak's battery life is less than that of Devialet Gemini by 2 hours . Every time you recharge your device, they get a little less playing time. The effect is barely noticeable at first, but over a few years, your wireless earbuds will have shorter listening time.

Battery Life Of Charging Case

Devialet Gemini 18hours

JBL Endurance Peak 24hours

This is given by the manufacturer, and 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 many times before recharging the case itself.

JBL Endurance Peak's charging case has a battery life of 24 hours, more than that of Devialet Gemini by 6 hours

Charge Time

Devialet Gemini 1.5hours

JBL Endurance Peak 2hours

It requires 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 in storage for extended periods.

JBL Endurance Peak takes 2 hours to fully charge the battery, more than that of Devialet Gemini by 0.5 hours

Battery Power

Devialet Gemini 55mAh

JBL Endurance Peak 75mAh

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

JBL Endurance Peak's battery power is 75mAh. more than that of Devialet Gemini by 20mAh

Has Wireless Charging

Devialet Gemini ✓

JBL Endurance Peak ✗

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

Has A Battery Level Indicator

Devialet Gemini ✓

JBL Endurance Peak ✓

The Devialet Gemini have a battery level indicator, an indicator alerts you when the earbuds has a low battery. The battery indicator lights show the charging status of your device and charging case.

JBL Endurance Peak too have a battery level indicator, these enable you tell the charging state of your earbuds, whether fully charged, or having a low battery.

Devialet Gemini
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Has Usb Type-C

Devialet Gemini ✓

JBL Endurance Peak ✗

Devialet Gemini use USB TYPE-C, a standard connector for transmitting both data and power in a single cable.

Bluetooth Version

Devialet Gemini v5

JBL Endurance Peak v4.2

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

JBL Endurance Peak has a Bluetooth version of 4.2, older than that of Devialet Gemini . Newer versions provide faster data transfers.

Maximum Bluetooth Range

Devialet Gemini 10meters

JBL Endurance Peak 10meters

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

JBL Endurance Peak have a maximum range of 10meters, equal to that of the Devialet Gemini

Has Aac

Devialet Gemini ✓

JBL Endurance Peak ✗

Devialet Gemini 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 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.

Has Aptx Adaptive

Devialet Gemini ✓

JBL Endurance Peak ✗

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

JBL Endurance Peak 1only

The Devialet Gemini have 2 microphones.

The JBL Endurance Peak microphones are 1, less than that of Devialet Gemini by 1 . More microphones record better sound quality and help the earbuds to filter out background sounds.

Has A Noise-Canceling Microphone

Devialet Gemini ✓

JBL Endurance Peak ✗

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

Devialet Gemini
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Has Ambient Sound Mode

Devialet Gemini ✓

JBL Endurance Peak ✗

The Devialet Gemini support ambient sound mode, which uses microphones to channel ambient noises so that they can still be heard even while wearing the earbuds

Has In/On-Ear Detection

Devialet Gemini ✓

JBL Endurance Peak ✗

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

Has Find Earbuds Feature

Devialet Gemini ✓

JBL Endurance Peak ✗

When lost in a room, or can't be found in your bag, Devialet Gemini have a find earbuds feature.

Supports Fast Charging

Devialet Gemini ✓

JBL Endurance Peak ✗

Devialet Gemini support fast charging. Usually, technologies like Qualcomm’s Quick Charge, are used to lower the amount of time it takes to fully charge a device.

Control Panel Placed On A Device

Devialet Gemini ✓

JBL Endurance Peak ✓

The Devialet Gemini, so you can easily access the volume control, pause, play, mute, etc whichever features are supported on the earbuds.

JBL Endurance Peak too have a control panel on them.

Warranty Period

Devialet Gemini 2Years

JBL Endurance Peak 1Years

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.

If covered under the manufacturer’s warranty it is possible to get a replacement a malfunction occurs. JBL Endurance Peak have a warranty period of 1Years, less than that of Devialet Gemini by 1 Years .

Has Voice Prompts

Devialet Gemini ✓

JBL Endurance Peak ✓

Devialet Gemini support voice prompts. With voice prompts, you receive information through audio messages, say if there is a problem with the connection.

JBL Endurance Peak too have voice prompts meaning the earbuds notifies you when the battery is low, and it's time to recharge them.

Travel Bag Is Included

Devialet Gemini ✓

JBL Endurance Peak ✓

The Devialet Gemini come with their own special case. Carrying earbuds without a case, or putting them inside your bag without a cover may easily damage them.

JBL Endurance Peak also have a case included, which is useful for safe transportation.

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Category	Features	Devialet Gemini	JBL Endurance Peak
DESIGN	ingress protection (ip) rating	IPX4	IPX7
	weight	8g	30g
	has no wires or cables	✓	✓
	wingtips included	✗	✓
	sweat resistance	✓	✓
	is dust proof and water-resistant	✗	✓
	has an earbud foam	✗	✓
	has stereo speakers	✓	✓
SOUND QUALITY	has active noise cancellation (noise control)	✓	✓
	has passive noise reduction	✓	✗
	driver unit size	10mm	10mm
	lowest frequency	5Hz	16Hz
	highest frequency	20000Hz	22000Hz
	sound pressure level	94dB/mW	✗
POWER	battery life	6hours	4hours
	battery life of charging case	18hours	24hours
	charge time	1.5hours	2hours
	battery power	55mAh	75mAh
	has wireless charging	✓	✗
	has a battery level indicator	✓	✓
CONNECTIVITY	has usb type-c	✓	✗
	bluetooth version	v5	v4.2
	maximum bluetooth range	10meters	10meters
	has aac	✓	✗
	has aptx adaptive	✓	✗
MICROPHONE	number of microphones	2only	1only
MICROPHONE	has a noise-canceling microphone	✓	✗
EXTRAS	has ambient sound mode	✓	✗
	has in/on-ear detection	✓	✗
	has find earbuds feature	✓	✗
	supports fast charging	✓	✗
	control panel placed on a device	✓	✓
	warranty period	2Years	1Years
	has voice prompts	✓	✓
	travel bag is included	✓	✓
		See price on Amazon	See price on Amazon

A Review By Comparison of the Devialet Gemini Vs. Jbl Endurance Peak

Reasons why you might like the Devialet Gemini

Reasons why you might like the JBL Endurance Peak

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

Is Dust Proof And Water-Resistant

Has An Earbud Foam

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

Control Panel Placed On A Device

Warranty Period

Has Voice Prompts

Travel Bag Is Included

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