A breakdown of the review per specifications

Ingress Protection (Ip) Rating

Razer Hammerhead True Wireless X ipX4

Skullcandy Indy Fuel ip55

IP ratings is the level of protection offered by a casing, 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).

Scoring IPX4, the Razer Hammerhead True Wireless X's rating for solids indicates 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 Razer Hammerhead True Wireless X, Skullcandy Indy Fuel have a rating of IP55 meaning that ingress of dust is not totally prevented but dust does not enter in harmful quantities to interfere with the correct operation or impair safety and that of liquids is that, Razer Hammerhead True Wireless X has a lower liquid rating than Skullcandy Indy Fuel

Weight

Razer Hammerhead True Wireless X 20g

Skullcandy Indy Fuel 57g

Razer Hammerhead True Wireless X have a weight of 20g . We consider a lower weight best for the reason that lighter devices are more comfortable to carry.

Skullcandy Indy Fuel, at 57g are heavier than the Razer Hammerhead True Wireless X by of 37g

Has No Wires Or Cables

Razer Hammerhead True Wireless X ✓

Skullcandy Indy Fuel ✓

For a device to be true wireless it must have no wires linking any part of the device together, Razer Hammerhead True Wireless X are true wireless for this case since they don't have wires. This is an important difference since wireless earbuds have cables connecting the two earbuds together.

Skullcandy Indy Fuel also is true wireless since it doesn't have wires linking the pair of earbuds together.

Wingtips Included

Razer Hammerhead True Wireless X ✗

Skullcandy Indy Fuel ✓

Skullcandy Indy Fuel have wingtips, these are reserved for workout earbuds and are usually an optional add-on to the separate silicone ear tip for a better fit.

Sweat Resistance

Razer Hammerhead True Wireless X ✓

Skullcandy Indy Fuel ✓

Razer Hammerhead True Wireless X have sweat resistance

Skullcandy Indy Fuel's resistance to sweat makes both devices good for use during long-distance running, marathons, cardio sweat workouts , etc

Is Dust Proof And Water-Resistant

Razer Hammerhead True Wireless X ✗

Skullcandy Indy Fuel ✓

Skullcandy Indy Fuel are both dustproof and water-resistant.

Has Stereo Speakers

Razer Hammerhead True Wireless X ✓

Skullcandy Indy Fuel ✓

Razer Hammerhead True Wireless X have stereo speakers, what this means is that Razer Hammerhead True Wireless X's speakers deliver sound from independent channels on both left and right sides, this creates a richer sound and a better listening experience.

Both Skullcandy Indy Fuel and Razer Hammerhead True Wireless X have stereo speakers

Razer Hammerhead True Wireless X
See price on Amazon

Has Passive Noise Reduction

Razer Hammerhead True Wireless X ✗

Skullcandy Indy Fuel ✓

Skullcandy Indy Fuel sit well in place, creating an acoustic covering that tones down background sounds and also prevents the device music from leaking out at the same.

Driver Unit Size

Razer Hammerhead True Wireless X 13mm

Skullcandy Indy Fuel 6mm

Razer Hammerhead True Wireless X have a unit size of 13mm in diameter, bigger drivers are more powerful, and can produce better bass. The driver unit is the component that makes sound in the earbuds, its size corellates with the loudness of the device.

Skullcandy Indy Fuel driver unit is 6mm in diameter, which implies that they have a smaller driver unit than that of Razer Hammerhead True Wireless X by 7mm , a common assumption 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 can generate louder sound, but this does not mean that they deliver better quality sound.

Lowest Frequency

Razer Hammerhead True Wireless X 20hz

Skullcandy Indy Fuel 20hz

The Razer Hammerhead True Wireless X's lowest frequency is at 20Hz, low-frequency response measures if and how well a particular audio component produces low frequencies that can be heard, and if it makes any changes to the signal while at it.

Skullcandy Indy Fuel's lowest frequency is at 20Hz, this means that both devices can make sound with equal bass

Highest Frequency

Razer Hammerhead True Wireless X 20,000hz

Skullcandy Indy Fuel 20,000hz

Razer Hammerhead True Wireless X's highest frequency is at 20,000Hz, high-frequency response shows how well an audio device generates high audible frequencies and if it makes any changes to the signal while at it.

Skullcandy Indy Fuel's highest frequency is at 20,000Hz, this implies that both devices can produce equal treble

Sound Pressure Level

Razer Hammerhead True Wireless X 91db/mw

Skullcandy Indy Fuel 105db/mw

The sound pressure level, is the level of pressure of sound, in decibels, dB, Razer Hammerhead True Wireless X's measurement is 91dB/mW. Devices with a higher sound pressure level are generally louder when supplied with any given audio source.

Skullcandy Indy Fuel's sound pressure level measurement is 105dB/mW. How loud a device is can be perceived differently by separate persons, so we need to have a way of getting an objective measurement of sound level expressed in numerical terms.

A Review By Comparison Of The Jbl Tune Flex Vs. Razer Hammerhead True Wireless X

Battery Life

Razer Hammerhead True Wireless X 7hours

Skullcandy Indy Fuel 3hours

Razer Hammerhead True Wireless X's battery life is 7 hours, these last longer than 5 hours of listening which is considered average for a single charge. 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.

Skullcandy Indy Fuel's battery life is less than that of Razer Hammerhead True Wireless X by 4 hours . Each time you recharge your device, 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.

Battery Life Of Charging Case

Razer Hammerhead True Wireless X 21hours

Skullcandy Indy Fuel 27hours

This is given by the manufacturer, and the Razer Hammerhead True Wireless X's case has a full charge of 21 hours. A charging case with more battery hours enables you to recharge your earbuds on the go multiple times before recharging the case itself.

Skullcandy Indy Fuel's charging case has a battery life of 27 hours, more than that of Razer Hammerhead True Wireless X by 6 hours

Charge Time

Razer Hammerhead True Wireless X 1.5hours

Skullcandy Indy Fuel 0.3hours

It requires 1.5 hours to fully charge the Razer Hammerhead True Wireless X's battery. It is highly adivsable to fully charge the battery before using the earbuds for the first time.

Skullcandy Indy Fuel takes 0.3 hours to fully charge the battery, less than that of Razer Hammerhead True Wireless X by 1.2 hours

Has Wireless Charging

Razer Hammerhead True Wireless X ✗

Skullcandy Indy Fuel ✓

The Skullcandy Indy Fuel, the device supports wireless charging. To charge the device, you simply place down on a compatible charging pad.

Has A Battery Level Indicator

Razer Hammerhead True Wireless X ✓

Skullcandy Indy Fuel ✓

Razer Hammerhead True Wireless X have a battery level indicator, an indicator notifies you when the earbuds has a low battery. Its lights indicate the charging state of your earbuds and case.

Skullcandy Indy Fuel too have a battery level indicator, these enable you determine the charging state of your device, if charged fully, or the battery is running low.

Razer Hammerhead True Wireless X
See price on Amazon

Has Usb Type-C

Razer Hammerhead True Wireless X ✓

Skullcandy Indy Fuel ✗

Razer Hammerhead True Wireless X support USB TYPE-C, an industry-standard connector for transmitting both data and power in a single cable.

Bluetooth Version

Razer Hammerhead True Wireless X v5.2

Skullcandy Indy Fuel v5

The Razer Hammerhead True Wireless X have Bluetooth version of 5.2, Bluetooth is a wireless technology standard that allows data transfers between devices placed in close proximity, using short-wavelength, ultra-high frequency radio waves.

Skullcandy Indy Fuel has a Bluetooth version of 5, older than that of Razer Hammerhead True Wireless X . Newer versions provide faster data transfers.

Maximum Bluetooth Range

Razer Hammerhead True Wireless X 10meters

Skullcandy Indy Fuel ✗

Razer Hammerhead True Wireless X have a 10meters distance to connect via Bluetooth.

Has Aac

Razer Hammerhead True Wireless X ✓

Skullcandy Indy Fuel ✗

Razer Hammerhead True Wireless X 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 the same bit rate.

Being the highest quality codec that any Bluetooth-supporting Apple product supports, the Razer Hammerhead True Wireless X will work fine with your iPhone. If you intend on using these with Android , ensure that they also support aptX HD, LDAC, or LHDC as well.

Audio Latency

Razer Hammerhead True Wireless X 60ms

Skullcandy Indy Fuel ✗

Latency refers to the time it takes for the audio signal to be transmitted to your earbuds. Razer Hammerhead True Wireless X have a latency of 60ms, a lower latency reduces audio lag and is particularly important when playing games or watching videos.

A Review By Comparison Of The Jbl Tune Flex Vs. Razer Hammerhead True Wireless X

Number Of Microphones

Razer Hammerhead True Wireless X 2only

Skullcandy Indy Fuel ✗

The Razer Hammerhead True Wireless X have 2 microphones.

Mic Sensitivity

Razer Hammerhead True Wireless X -26dbv/pa

Skullcandy Indy Fuel ✗

Razer Hammerhead True Wireless X microphone sensitivity is measured at -26dBV/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 earbud microphone can recognize.

Razer Hammerhead True Wireless X
See price on Amazon

Supports Fast Charging

Razer Hammerhead True Wireless X ✓

Skullcandy Indy Fuel ✓

Razer Hammerhead True Wireless X support fast charging. Most often, technologies like MediaTek’s Pump Express, are used to reduce the time it takes to fully charge a device.

Skullcandy Indy Fuel support fast charging. It's very similar to regular charging, just that the battery is filling up much faster. Say, with Quick Charge 3.0, the battery can be charged to 50% in just 30 minutes.

Has A Mute Function

Razer Hammerhead True Wireless X ✓

Skullcandy Indy Fuel ✓

Razer Hammerhead True Wireless X have a mute function, they support the option to mute/unmute a conversation directly from the earbuds.

The Skullcandy Indy Fuel too support the mute function. The mute function means that you can turn off the device's microphone, but you can still hear the other party talk.

Control Panel Placed On A Device

Razer Hammerhead True Wireless X ✓

Skullcandy Indy Fuel ✓

The Razer Hammerhead True Wireless X, so you can easily access the volume control, pause, play, mute, etc whichever features are supported on the earbuds.

The Skullcandy Indy Fuel also have a control panel on them.

Has Voice Prompts

Razer Hammerhead True Wireless X ✓

Skullcandy Indy Fuel ✓

The Razer Hammerhead True Wireless X support voice prompts. With voice prompts, you receive information through audio messages, say if there is an issue with the connection.

Skullcandy Indy Fuel too support voice prompts .i.e the earbuds will notify you if the battery is running low, and it's time to recharge them.

Travel Bag Is Included

Razer Hammerhead True Wireless X ✓

Skullcandy Indy Fuel ✓

The Razer Hammerhead True Wireless X come with a special pouch. Carrying earphones without a case, or placing them inside your pockets without a casing can easily put them at risk of getting damaged.

Skullcandy Indy Fuel too have a travel bag included, which offers safe transportation.

A Review By Comparison Of The Echo Buds 3Rd Generation Vs. Razer Hammerhead True Wireless X

Category	Features	Razer Hammerhead True Wireless X	Skullcandy Indy Fuel
DESIGN	ingress protection (ip) rating	ipX4	ip55
	weight	20g	57g
	has no wires or cables	✓	✓
	wingtips included	✗	✓
	sweat resistance	✓	✓
	is dust proof and water-resistant	✗	✓
	has stereo speakers	✓	✓
SOUND QUALITY	has passive noise reduction	✗	✓
	driver unit size	13mm	6mm
	lowest frequency	20hz	20hz
	highest frequency	20,000hz	20,000hz
	sound pressure level	91db/mw	105db/mw
POWER	battery life	7hours	3hours
	battery life of charging case	21hours	27hours
	charge time	1.5hours	0.3hours
	has wireless charging	✗	✓
	has a battery level indicator	✓	✓
CONNECTIVITY	has usb type-c	✓	✗
	bluetooth version	v5.2	v5
	maximum bluetooth range	10meters	✗
	has aac	✓	✗
	audio latency	60ms	✗
MICROPHONE	number of microphones	2only	✗
MICROPHONE	mic sensitivity	-26dbv/pa	✗
EXTRAS	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

A Review By Comparison of the Razer Hammerhead True Wireless X Vs. Skullcandy Indy Fuel

Reasons why you might like the Razer Hammerhead True Wireless X

Reasons why you might like the Skullcandy Indy Fuel

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 Stereo Speakers

Sound Quality

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 Wireless Charging

Has A Battery Level Indicator

Connectivity

Has Usb Type-C

Bluetooth Version

Maximum Bluetooth Range

Has Aac

Audio Latency

Microphone

Number Of Microphones

Mic Sensitivity

Extras

Supports Fast Charging

Has A Mute Function

Control Panel Placed On A Device

Has Voice Prompts

Travel Bag Is Included

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