A breakdown of the review per specifications

Ingress Protection (Ip) Rating

Sony WF 1000XM4 IPX4

Mpow Flame S IPX7

IP ratings refer to the level of protection offered by a casing, 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, followed by the one that refers to protection against liquids (sweat).

Scoring IPX4, the Sony WF 1000XM4's rating is read as, the first number of X denotes 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.

Compared to the Sony WF 1000XM4, 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 Sony WF 1000XM4

Weight

Sony WF 1000XM4 7.1g

Mpow Flame S ✗

Sony WF 1000XM4 have a weight of 7.1g . We prefer a lower weight better for the reason that lighter devices are easier to move with.

Has No Wires Or Cables

Sony WF 1000XM4 ✓

Mpow Flame S ✗

For a device to be true wireless it should have no wires connecting any part of the device together, Sony WF 1000XM4 are true wireless for this case since they have no wires. This is an important difference since wireless earbuds have wires connecting the 2 earbuds .

Wingtips Included

Sony WF 1000XM4 ✗

Mpow Flame S ✓

Mpow Flame S have wingtips, these are commonly used for earbuds for workouts and come as an optional add-on to the separate silicone ear tip for a more secure fit.

Sweat Resistance

Sony WF 1000XM4 ✓

Mpow Flame S ✓

Sony WF 1000XM4 are resistant to sweat

Mpow Flame S's resistance to sweat makes both devices ideal for use during long-distance running, marathons, cardio sweat workouts , etc

Has An Earbud Foam

Sony WF 1000XM4 ✓

Mpow Flame S ✗

The earbud foam is designed to be ultracompact and lightweight, with almost no interference with earrings, spectacles, hats, or hairstyles. The Sony WF 1000XM4 have an earbud foam for some people it is more comfortable than the in-ear foam.

Has Stereo Speakers

Sony WF 1000XM4 ✓

Mpow Flame S ✓

Sony WF 1000XM4 have stereo speakers, what this means is that Sony WF 1000XM4's speakers deliver sound from separate channels on both left and right sides, this creates a richer sound and a better listening experience.

The Mpow Flame S also have stereo speakers

Sony WF 1000XM4
See price on Amazon

Has Active Noise Cancellation (Noise Control)

Sony WF 1000XM4 ✓

Mpow Flame S ✓

Active noise cancellation makes use of more advanced technology to actively counter noise. ANC works when, it studies the sound pattern of incoming noise and then inverts the soundwaves to cancel it out. In simple terms, it's like having +1 (noise) and producing -1 (counter sound by the device) to make zero hence "diluting" the noise.

Sony WF 1000XM4 have ANC enabling you to listen at lower levels of volume, causing less ear fatigue as you don't need to crank up the earbuds volume to outcompete background sounds.

Mpow Flame S too have Active Noise Cancellation which makes both earbuds ideal for flights and morning commutes. The Sony WF 1000XM4 and Mpow Flame S operate with different noise cancellation settings, pick the noise cancellation type that you prefer for commute or that suites your chill time.

Has Passive Noise Reduction

Sony WF 1000XM4 ✓

Mpow Flame S ✓

The Sony WF 1000XM4 stay tightly in place, creating a sound covering that reduces your environment noise well as preventing the device music from leaking out at the same.

Both Mpow Flame S, and Sony WF 1000XM4 have passive noise reduction this implies that both limit ambient noise without using ANC to cancel it out.

Driver Unit Size

Sony WF 1000XM4 6mm

Mpow Flame S ✗

Sony WF 1000XM4 have a unit size of 6mm in diameter, the bigger the unit the more powerful, and can produce better bass. The driver unit is basically a mini speaker that produces sound in the earbuds, its size dictates the sound made by the earbuds.

Lowest Frequency

Sony WF 1000XM4 20Hz

Mpow Flame S ✗

The Sony WF 1000XM4's lowest frequency is at 20Hz, low-frequency response inidcates how well a particular audio device generates low recognizable frequencies and if it makes any changes to the signal while at it.

Highest Frequency

Sony WF 1000XM4 40000Hz

Mpow Flame S ✗

The Sony WF 1000XM4's highest frequency is at 40000Hz, high-frequency response shows how well an audio device produces high human frequencies and if it changes to the signal while at it.

Sound Pressure Level

Sony WF 1000XM4 105dB/mW

Mpow Flame S ✗

The sound pressure level, is the level of pressure of sound, measured in decibels, dB, Sony WF 1000XM4's measurement is 105dB/mW. Devices with a higher sound pressure level are generally louder when supplied with any given audio source.

Has A Neodymium Magnet

Sony WF 1000XM4 ✓

Mpow Flame S ✗

Sony WF 1000XM4 have neodymium magnets, when used in earbuds produce a higher sensitivity and substantial sound output using less power to do so. They can help produce music at quite a high SPL, using high magnetic flux.

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Battery Life

Sony WF 1000XM4 8hours

Mpow Flame S 12hours

Sony WF 1000XM4's battery life is 8 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 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 Sony WF 1000XM4 by 4 hours . Each time you recharge your device, they get a little less listening time. The effect is not noticeable at first, but over a few years, your wireless earbuds will have shorter listening time.

Battery Life Of Charging Case

Sony WF 1000XM4 16hours

Mpow Flame S ✗

The battery life of the charging case is given by the vendor, and the Sony WF 1000XM4's case has a full charge of 16 hours. A charging case with more battery hours allows you to recharge your earbuds on the go multiple times before having to recharge the case itself.

Charge Time

Sony WF 1000XM4 1.5hours

Mpow Flame S ✗

It takes 1.5 hours to fully charge the Sony WF 1000XM4's battery. It is highly adivsable to charge fully the battery before using the earbuds when they have been in storage for extended periods.

Battery Power

Sony WF 1000XM4 40mAh

Mpow Flame S ✗

Sony WF 1000XM4's battery capacity is 40mAh, battery capacity, represents the amount of electrical energy that a battery can store.

Has Wireless Charging

Sony WF 1000XM4 ✓

Mpow Flame S ✗

The Sony WF 1000XM4, the device supports wireless charging. To charge the earbuds, you just put down on a supported charging pad.

Has A Battery Level Indicator

Sony WF 1000XM4 ✓

Mpow Flame S ✓

Sony WF 1000XM4 have a battery level indicator, an indicator alerts you when the earbuds has a low battery. The battery indicator lights display the charging status of your earbuds and case.

Mpow Flame S too have a battery level indicator, these enable you determine the charging state of your earbuds, if charged fully, or the battery is running low.

Sony WF 1000XM4
See price on Amazon

Has Usb Type-C

Sony WF 1000XM4 ✓

Mpow Flame S ✗

The Sony WF 1000XM4 support USB TYPE-C, a standard connector for transmitting both data and power in a single cable.

Bluetooth Version

Sony WF 1000XM4 v5.2

Mpow Flame S v5

Sony WF 1000XM4 have Bluetooth version of 5.2, Bluetooth is a wireless technology standard that enables data transfers 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 Sony WF 1000XM4 . Newer versions provide faster data transfers.

Maximum Bluetooth Range

Sony WF 1000XM4 10meters

Mpow Flame S 10meters

Sony WF 1000XM4 have a 10meters distance to connect via Bluetooth.

Mpow Flame S have a maximum range of 10meters, equal to that of the Sony WF 1000XM4

Has Aac

Sony WF 1000XM4 ✓

Mpow Flame S ✓

Sony WF 1000XM4 support AAC, a codec 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 a similar bit rate.

Being the highest quality codec that any Bluetooth-supporting Apple product supports, the Sony WF 1000XM4 will work well with your iPad. If you intend 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

Sony WF 1000XM4 ✓

Mpow Flame S ✓

The Sony WF 1000XM4 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 can reach a high bitrate of 990kbps, which provides high-resolution audio.

Mpow Flame S support it as well, LDAC, can automatically change to a lower bitrate of 330kbps or 660kbps to increase stability.

Has Aptx Adaptive

Sony WF 1000XM4 ✗

Mpow Flame S ✓

The Mpow Flame S support APTX Adaptive, an audio codec for Bluetooth devices that are developed by Qualcomm. It has a variable bit rate (between 279kbps and 420kbps).

Has Aptx Low Latency

Sony WF 1000XM4 ✗

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

Sony WF 1000XM4 ✓

Mpow Flame S ✓

The Sony WF 1000XM4 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).

Mpow Flame S support APTX HD too.

Audio Latency

Sony WF 1000XM4 40ms

Mpow Flame S ✗

Latency refers to the time it takes for the audio signal to be transmitted to your earbuds. Sony WF 1000XM4 have a latency of 40ms, a lower latency reduces audio lag and is particularly important when playing games or watching videos.

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Number Of Microphones

Sony WF 1000XM4 4only

Mpow Flame S ✗

The Sony WF 1000XM4 have 4 microphones.

Has A Noise-Canceling Microphone

Sony WF 1000XM4 ✓

Mpow Flame S ✓

Sony WF 1000XM4 use a noise-canceling microphone, these microphones are designed to filter out noise from the earbuds' sound.

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

Sony WF 1000XM4
See price on Amazon

Has Ambient Sound Mode

Sony WF 1000XM4 ✓

Mpow Flame S ✓

Sony WF 1000XM4 support ambient sound mode, which uses microphones to pass through ambient sound so that they can still be heard even while wearing the earbuds

The Mpow Flame S support ambient sound mode as well, it’s useful when you want to listen to music but also be aware of your surrounding, for example when you’re having a jog but would still want to be able to hear traffic.

Has In/On-Ear Detection

Sony WF 1000XM4 ✓

Mpow Flame S ✓

Sony WF 1000XM4 support in/on-ear detection, the sensors in the earbuds can detect when removed from your ears .

The Mpow Flame S support in/on-ear detection, automatically pauses your music, or audiobook when you remove earbuds from your ears saving battery life.

Has Find Earbuds Feature

Sony WF 1000XM4 ✓

Mpow Flame S ✓

When lost in a room, or can't easily find them in your bag, the Sony WF 1000XM4 support the find earbuds feature.

Mpow Flame S too have the find earbuds feature. Simply use the earbuds app on your smartphone to play a sound from your device to find them.

Supports Fast Charging

Sony WF 1000XM4 ✓

Mpow Flame S ✓

Sony WF 1000XM4 support fast charging. Usually, technologies like MediaTek’s Pump Express, are used to reduce the time it takes to fully charge a device.

Mpow Flame S too support fast charging. It's very similar to regular charging, just that the battery fills up much faster. Say, with Quick Charge 3.0, the battery is charged to 50% in just 30 minutes.

Multipoint Count

Sony WF 1000XM4 2only

Mpow Flame S ✗

Sony WF 1000XM4 have a multipoint of 2 connections, the multipoint feature allows you to link to more than one Bluetooth device and switch between them. For example, you can seemlessly switch calls from one device to another without manually disconnect and reconnect.

Has A Mute Function

Sony WF 1000XM4 ✓

Mpow Flame S ✓

Sony WF 1000XM4 have a mute function, they have the feature to mute/unmute a conversation directly from the device.

The Mpow Flame S also have this 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

Sony WF 1000XM4 ✓

Mpow Flame S ✓

The Sony WF 1000XM4, so you can access the volume control, pause, play, mute, etc whichever features are supported on the earbuds.

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

Has Voice Prompts

Sony WF 1000XM4 ✓

Mpow Flame S ✓

The Sony WF 1000XM4 have voice prompts. With voice prompts, you receive information through audio messages, like if there is a problem with the connection.

Mpow Flame S too have voice prompts .i.e the earbuds notifies you when the battery is running low, and you need to recharge the earbuds.

Travel Bag Is Included

Sony WF 1000XM4 ✓

Mpow Flame S ✓

The Sony WF 1000XM4 come with their own special pouch. Carrying earphones without a case, or putting them in your pockets without a casing can easily put them at risk of getting damaged.

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

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Category	Features	Sony WF 1000XM4	Mpow Flame S
DESIGN	ingress protection (ip) rating	IPX4	IPX7
	weight	7.1g	✗
	has no wires or cables	✓	✗
	wingtips included	✗	✓
	sweat resistance	✓	✓
	has an earbud foam	✓	✗
	has stereo speakers	✓	✓
SOUND QUALITY	has active noise cancellation (noise control)	✓	✓
	has passive noise reduction	✓	✓
	driver unit size	6mm	✗
	lowest frequency	20Hz	✗
	highest frequency	40000Hz	✗
	sound pressure level	105dB/mW	✗
	has a neodymium magnet	✓	✗
POWER	battery life	8hours	12hours
	battery life of charging case	16hours	✗
	charge time	1.5hours	✗
	battery power	40mAh	✗
	has wireless charging	✓	✗
	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	✓	✓
	audio latency	40ms	✗
MICROPHONE	number of microphones	4only	✗
MICROPHONE	has a noise-canceling microphone	✓	✓
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 Sony Wf 1000Xm4 Vs. Mpow Flame S

Reasons why you might like the Sony WF 1000XM4

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 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

Has A Neodymium Magnet

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 Ldac

Has Aptx Adaptive

Has Aptx Low Latency

Has Aptx Hd

Audio Latency

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

Multipoint Count

Has A Mute Function

Control Panel Placed On A Device

Has Voice Prompts

Travel Bag Is Included

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