A breakdown of the review per specifications

Ingress Protection (Ip) Rating

Xiaomi Redmi Buds 4 Pro IP54

Sony WF 1000XM4 IPX4

IP ratings is the rating of protection given by an enclosure, against solids and water. The letters 'IP' are followed by two values The first value means protection against solids say dust, followed by the one that refers to resistance against liquids (water).

Having a value of IP54, the Xiaomi Redmi Buds 4 Pro's rating for solids indicates 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 of liquids 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 Xiaomi Redmi Buds 4 Pro, Sony WF 1000XM4 have a rating of IPX4 meaning that no data available to specify a protection rating and that of liquids is that, they both have the same rating against liquids

Weight

Xiaomi Redmi Buds 4 Pro 10g

Sony WF 1000XM4 41g

The Xiaomi Redmi Buds 4 Pro have a weight of 10g . We prefer a lower weight better for the reason that lighter devices are more comfortable to transport.

Sony WF 1000XM4, at 41g are heavier than the Xiaomi Redmi Buds 4 Pro with a difference of 31g

Has No Wires Or Cables

Xiaomi Redmi Buds 4 Pro ✓

Sony WF 1000XM4 ✓

For a device to be true wireless it must have no wires linking any part of the device together, Xiaomi Redmi Buds 4 Pro are true wireless for this case since they have no wires. This is a major distinction since wireless earbuds have cables linking the 2 earbuds .

Sony WF 1000XM4 also is true wireless because it doesn't have wires connecting the 2 earbuds .

Sweat Resistance

Xiaomi Redmi Buds 4 Pro ✓

Sony WF 1000XM4 ✓

Xiaomi Redmi Buds 4 Pro are resistant to sweat

Sony WF 1000XM4'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

Xiaomi Redmi Buds 4 Pro ✓

Sony WF 1000XM4 ✗

The Xiaomi Redmi Buds 4 Pro are both dustproof and water-resistant.

Has Stereo Speakers

Xiaomi Redmi Buds 4 Pro ✓

Sony WF 1000XM4 ✓

Xiaomi Redmi Buds 4 Pro 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.

The Sony WF 1000XM4 also have stereo speakers

Xiaomi Redmi Buds 4 Pro
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Has Active Noise Cancellation (Noise Control)

Xiaomi Redmi Buds 4 Pro ✓

Sony WF 1000XM4 ✓

Active noise cancellation makes use of more advanced kind of tech to actively counter noise. How it works, it studies the sound pattern outside and inside the earbud and then inverts the soundwaves to counter it. In simple terms, it's like having +1 (noise) and adding -1 (inverted noise) to make 0 hence "diluting" the noise.

The Xiaomi Redmi Buds 4 Pro have Active Noise Cancellation enabling you to listen at lower levels of volume, causing less ear fatigue since you don't need to crank up the device volume to overcome background sounds.

Sony WF 1000XM4 too have ANC making both devices ideal for plane rides and morning travels. Each work with different noise cancellation types, pick the mode that suits your travel or that suites your chill time.

Has Passive Noise Reduction

Xiaomi Redmi Buds 4 Pro ✓

Sony WF 1000XM4 ✓

The Xiaomi Redmi Buds 4 Pro stay tightly in place, this creates an acoustic covering that tones down background sounds and also prevents the earbuds voice audio from leaking out at the same.

Both of these devices have passive noise reduction which means that they reduce ambient noise without using technology to cancel it out.

Driver Unit Size

Xiaomi Redmi Buds 4 Pro 11mm

Sony WF 1000XM4 6mm

The Xiaomi Redmi Buds 4 Pro driver unit is 11mm in diameter, bigger drivers are more powerful, therefor producing better bass. A driver unit is basically a mini speaker that makes sound in the device, its size dictates the loudness of the device.

Sony WF 1000XM4 driver unit is 6mm in diameter, which implies that they have a smaller driver unit than that of Xiaomi Redmi Buds 4 Pro by 5mm , 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 indicate that they deliver better quality sound.

Lowest Frequency

Xiaomi Redmi Buds 4 Pro 20Hz

Sony WF 1000XM4 20Hz

The Xiaomi Redmi Buds 4 Pro's lowest frequency is at 20Hz, low-frequency response measures if and how well a particular audio device produces low recognizable frequencies and if it alters the signal while at it.

Sony WF 1000XM4's lowest frequency is at 20Hz, this means that both devices can produce equal bass

Highest Frequency

Xiaomi Redmi Buds 4 Pro 40000Hz

Sony WF 1000XM4 40000Hz

Xiaomi Redmi Buds 4 Pro's highest frequency is at 40000Hz, high-frequency response indicates how well a particular audio device makes high human frequencies and if it adjustments to the signal while at it.

Sony WF 1000XM4's highest frequency is at 40000Hz, this implies that both devices generate equal treble

Has A Neodymium Magnet

Xiaomi Redmi Buds 4 Pro ✗

Sony WF 1000XM4 ✓

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

A Review By Comparison Of The Sony Wf 1000Xm3 Vs. Xiaomi Redmi Buds 4 Pro

Battery Life

Xiaomi Redmi Buds 4 Pro 9hours

Sony WF 1000XM4 8hours

Xiaomi Redmi Buds 4 Pro's battery life is 9 hours, a device's battery life is usually given by the manufacturer, and with longer battery life, you get to use it for longer and requires fewer chanrgings.

Sony WF 1000XM4's battery life is less than that of Xiaomi Redmi Buds 4 Pro by 1 hours . Every time you recharge your earbuds, they get a little less listening time. The effect is not noticeable at first, but over a few years, your wireless earbuds will no longer play for long like they used to.

Battery Life Of Charging Case

Xiaomi Redmi Buds 4 Pro 29hours

Sony WF 1000XM4 16hours

The battery life of the charging case is given by the vendor, and the Xiaomi Redmi Buds 4 Pro's case has a full charge of 29 hours. A charging case with more battery hours allows you to recharge your earbuds on the go several times before having to recharge the case itself.

Sony WF 1000XM4's charging case has a battery life of 16 hours, less than that of Xiaomi Redmi Buds 4 Pro by 13 hours

Charge Time

Xiaomi Redmi Buds 4 Pro 1hours

Sony WF 1000XM4 1.5hours

It requires 1 hours to fully charge the Xiaomi Redmi Buds 4 Pro's battery. It is highly adivsable to fully charge the battery before using the earbuds for the first time.

Sony WF 1000XM4 takes 1.5 hours to fully charge the battery, more than that of Xiaomi Redmi Buds 4 Pro by 0.5 hours

Battery Power

Xiaomi Redmi Buds 4 Pro 53mAh

Sony WF 1000XM4 ✗

Xiaomi Redmi Buds 4 Pro's battery power is 53mAh, battery power, shows the amount of electrical energy that a battery can keep.

Has Wireless Charging

Xiaomi Redmi Buds 4 Pro ✗

Sony WF 1000XM4 ✓

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

Has A Battery Level Indicator

Xiaomi Redmi Buds 4 Pro ✓

Sony WF 1000XM4 ✓

The Xiaomi Redmi Buds 4 Pro have a battery level indicator, an indicator shows you when the earbuds has a low battery. Its lights indicate the charging status of your earbuds and case.

Sony WF 1000XM4 too have a battery level indicator, these allow you determine the charging state of your device, if charged fully, or having a low battery.

Xiaomi Redmi Buds 4 Pro
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Has Usb Type-C

Xiaomi Redmi Buds 4 Pro ✓

Sony WF 1000XM4 ✓

The Xiaomi Redmi Buds 4 Pro support USB TYPE-C, a standard connector for transmitting both data and power in a single cable.

Sony WF 1000XM4 too have USB TYPE-C. This USB-C plug comes along with most current electronics.

Bluetooth Version

Xiaomi Redmi Buds 4 Pro v5.3

Sony WF 1000XM4 v5.2

The Xiaomi Redmi Buds 4 Pro have Bluetooth version of 5.3, Bluetooth is a wireless technology standard that allows data movement between devices placed in range, using short-wavelength, ultra-high frequency radio waves.

Sony WF 1000XM4 has a Bluetooth version of 5.2, older than that of Xiaomi Redmi Buds 4 Pro . Newer versions provide faster data transfers.

Maximum Bluetooth Range

Xiaomi Redmi Buds 4 Pro 10meters

Sony WF 1000XM4 ✗

The Xiaomi Redmi Buds 4 Pro have a 10meters distance to connect via Bluetooth.

Has Aac

Xiaomi Redmi Buds 4 Pro ✓

Sony WF 1000XM4 ✓

Xiaomi Redmi Buds 4 Pro 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 the same bit rate.

Being the highest quality codec that any Bluetooth-supporting Apple product supports, the Xiaomi Redmi Buds 4 Pro will work fine with your MacBook. 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 Sony WF 1000XM4 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

Xiaomi Redmi Buds 4 Pro ✓

Sony WF 1000XM4 ✓

The Xiaomi Redmi Buds 4 Pro 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.

Sony WF 1000XM4 support it as well, LDAC, can automatically adjust to a lower bitrate of 330kbps or 660kbps for stability.

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Number Of Microphones

Xiaomi Redmi Buds 4 Pro 6only

Sony WF 1000XM4 4only

The Xiaomi Redmi Buds 4 Pro have 6 microphones.

Sony WF 1000XM4 microphones are 4, less than that of Xiaomi Redmi Buds 4 Pro by 2 . More microphones result in better sound quality and enable the earbuds to filter out noise.

Has A Noise-Canceling Microphone

Xiaomi Redmi Buds 4 Pro ✓

Sony WF 1000XM4 ✓

The Xiaomi Redmi Buds 4 Pro have a noise-canceling type of microphone, these microphones are designed to reduce noise from the desired sound.

The Sony WF 1000XM4 too have a noise-canceling microphone. Especially useful in noisy environments.

Xiaomi Redmi Buds 4 Pro
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Has Ambient Sound Mode

Xiaomi Redmi Buds 4 Pro ✓

Sony WF 1000XM4 ✓

Xiaomi Redmi Buds 4 Pro support ambient sound mode, which uses microphones to pass through ambient noises so that they can still be heard even when wearing them

The Sony WF 1000XM4 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 would still want to be able to hear traffic.

Has In/On-Ear Detection

Xiaomi Redmi Buds 4 Pro ✓

Sony WF 1000XM4 ✓

Xiaomi Redmi Buds 4 Pro have in/on-ear detection, the sensors in the earbuds can detect when removed from your ears .

Sony WF 1000XM4 too 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

Xiaomi Redmi Buds 4 Pro ✓

Sony WF 1000XM4 ✓

When lost in a room, or can't be found in your bag, the Xiaomi Redmi Buds 4 Pro have a find earbuds feature.

Sony WF 1000XM4 also have the find earbuds feature. You can use the earbuds app on your phone to play an alarm from your earbuds to find them.

Supports Fast Charging

Xiaomi Redmi Buds 4 Pro ✓

Sony WF 1000XM4 ✓

Xiaomi Redmi Buds 4 Pro support fast charging. Usually, technologies like Qualcomm’s Quick Charge, are used to reduce the time it takes to charge the earbuds.

The Sony WF 1000XM4 too 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 is charged to 50% in just 30 minutes.

Multipoint Count

Xiaomi Redmi Buds 4 Pro 2only

Sony WF 1000XM4 1only

The Xiaomi Redmi Buds 4 Pro support multipoint of 2 connections, this feature allows you connect to more than one Bluetooth device and switch between them. Say, you can switch calls from one device to another without having to manually disconnect and reconnect.

The Sony WF 1000XM4 support multipoint count of 1, less than that of Xiaomi Redmi Buds 4 Pro by 1 only . Bluetooth multipoint comes in handy when you can be on one call and not miss notifications coming from another device.

Has A Mute Function

Xiaomi Redmi Buds 4 Pro ✓

Sony WF 1000XM4 ✓

Xiaomi Redmi Buds 4 Pro have a mute function, they support the option to mute/unmute a conversation directly from the device.

The Sony WF 1000XM4 also have the mute function. The mute function means that you are in position turn off the device's microphone, but you can still hear the other party talk.

Control Panel Placed On A Device

Xiaomi Redmi Buds 4 Pro ✓

Sony WF 1000XM4 ✓

With the Xiaomi Redmi Buds 4 Pro, so you can easily access the volume control, pause, play, mute, etc whichever functions are supported on the earbuds.

Sony WF 1000XM4 also have a control panel on them.

Has Voice Prompts

Xiaomi Redmi Buds 4 Pro ✓

Sony WF 1000XM4 ✓

Xiaomi Redmi Buds 4 Pro support voice prompts. Automatically receive information via audio messages, like if there is a problem with the connection.

Sony WF 1000XM4 also support voice prompts .i.e the earbuds notifies you when the battery is running low, and it's time to recharge them.

Travel Bag Is Included

Xiaomi Redmi Buds 4 Pro ✓

Sony WF 1000XM4 ✓

The Xiaomi Redmi Buds 4 Pro come with a special case. Carrying earbuds without a case, or placing them in your pockets without a cover may easily put them at risk of getting damaged.

Sony WF 1000XM4 also have a travel bag included, which offers safe transportation.

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Reasons why you might like the Xiaomi Redmi Buds 4 Pro

Reasons why you might like the Sony WF 1000XM4

A breakdown of the review per specifications

Design

Ingress Protection (Ip) Rating

Weight

Has No Wires Or Cables

Sweat Resistance

Is Dust Proof And Water-Resistant

Has Stereo Speakers

Sound Quality

Has Active Noise Cancellation (Noise Control)

Has Passive Noise Reduction

Driver Unit Size

Lowest Frequency

Highest Frequency

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

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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