A breakdown of the review per specifications

Ingress Protection (Ip) Rating

Xiaomi Redmi Buds 4 Pro IP54

Bose QuietComfort Earbuds II IPX4

Ingress protection ratings is the rank of protection given by a casing, against dust 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 resistance against liquids (sweat).

Scoring 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.

Compared to the Xiaomi Redmi Buds 4 Pro, Bose QuietComfort Earbuds II 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

Bose QuietComfort Earbuds II 12.5g

Xiaomi Redmi Buds 4 Pro have a weight of 10g . We take in account a lower weight best because lighter devices are easier to transport.

Bose QuietComfort Earbuds II, at 12.5g are heavier than the Xiaomi Redmi Buds 4 Pro by of 2.5g

Has No Wires Or Cables

Xiaomi Redmi Buds 4 Pro ✓

Bose QuietComfort Earbuds II ✓

True wireless devices have no cables connecting any part of the device together, Xiaomi Redmi Buds 4 Pro are true wireless for this matter since they have no wires. This is an important distinction since wireless earbuds have cables connecting the two earbuds .

Bose QuietComfort Earbuds II also is true wireless because it has no wires linking the 2 earbuds .

Wingtips Included

Xiaomi Redmi Buds 4 Pro ✗

Bose QuietComfort Earbuds II ✓

Bose QuietComfort Earbuds II have wingtips, these are reserved for earbuds for workouts and come as an optional add-on to the separate silicone ear tip for a better fit.

Sweat Resistance

Xiaomi Redmi Buds 4 Pro ✓

Bose QuietComfort Earbuds II ✓

Xiaomi Redmi Buds 4 Pro have sweat resistance

Bose QuietComfort Earbuds II's resistance to sweat makes both devices ideal for use while doing sports such as long-distance running, marathons, training in workout bodysuits, etc

Is Dust Proof And Water-Resistant

Xiaomi Redmi Buds 4 Pro ✓

Bose QuietComfort Earbuds II ✗

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

Has Stereo Speakers

Xiaomi Redmi Buds 4 Pro ✓

Bose QuietComfort Earbuds II ✓

Xiaomi Redmi Buds 4 Pro have stereo speakers, what this means is that Xiaomi Redmi Buds 4 Pro's speakers deliver sound from independent channels on both left and right sides, this creates a richer sound and a better listening experience.

The Bose QuietComfort Earbuds II also have stereo speakers

Xiaomi Redmi Buds 4 Pro
See price on Amazon

Has Active Noise Cancellation (Noise Control)

Xiaomi Redmi Buds 4 Pro ✓

Bose QuietComfort Earbuds II ✓

Active noise cancellation uses advanced technology to actively counter noise. How it works, it studies the sound pattern of incoming noise and then inverts the soundwaves to cancel it out. Simply put, it's like having +1 (noise) and producing -1 (inverted noise) giving 0 hence "diluting" the noise.

The Xiaomi Redmi Buds 4 Pro have ANC enabling you to listen at lower levels of volume, causing less ear fatigue as you don't have to crank up the earbuds volume to overcome background noise.

Bose QuietComfort Earbuds II too have ANC making both earbuds ideal for plane rides and morning commutes. Each work with different noise cancellation settings, pick the setting that suits your commute or that suites your relaxation time.

Has Passive Noise Reduction

Xiaomi Redmi Buds 4 Pro ✓

Bose QuietComfort Earbuds II ✓

Xiaomi Redmi Buds 4 Pro stay tightly in place, creating a sound covering that tones down your environment noise while preventing the device voice audio from leaking out at the same.

Both of these devices have passive noise reduction this means that they tone down ambient noise without using ANC to cancel it out.

Driver Unit Size

Xiaomi Redmi Buds 4 Pro 11mm

Bose QuietComfort Earbuds II ✗

Xiaomi Redmi Buds 4 Pro driver unit is 11mm in diameter, bigger drivers are more powerful, and can produce better bass. The driver unit is the component that produces sound in the earbuds, the unit size corellates with the sound produced by the earbuds.

Lowest Frequency

Xiaomi Redmi Buds 4 Pro 20Hz

Bose QuietComfort Earbuds II 20Hz

The Xiaomi Redmi Buds 4 Pro's lowest frequency is at 20Hz, low-frequency response measures if and how well an audio device generates low recognizable frequencies and if it alters the signal on its way through.

Bose QuietComfort Earbuds II's lowest frequency is at 20Hz, this means that both devices can produce equal bass

Highest Frequency

Xiaomi Redmi Buds 4 Pro 40000Hz

Bose QuietComfort Earbuds II 20000Hz

Xiaomi Redmi Buds 4 Pro's highest frequency is at 40000Hz, high-frequency response measures if and how well a particular audio device generates high audible frequencies and if it changes to the signal on its way through.

Bose QuietComfort Earbuds II's highest frequency is at 20000Hz, this implies that Xiaomi Redmi Buds 4 Pro can produce a clearer and crispier treble than the Bose QuietComfort Earbuds II

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Battery Life

Xiaomi Redmi Buds 4 Pro 9hours

Bose QuietComfort Earbuds II 6hours

The Xiaomi Redmi Buds 4 Pro's battery life is 9 hours, a device's battery life is commonly given by the manufacturer, and with longer battery life, you get to use it for longer and have to charge the device less often.

Bose QuietComfort Earbuds II's battery life is less than that of Xiaomi Redmi Buds 4 Pro by 3 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 have shorter listening time.

Battery Life Of Charging Case

Xiaomi Redmi Buds 4 Pro 29hours

Bose QuietComfort Earbuds II 18hours

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

Bose QuietComfort Earbuds II's charging case has a battery life of 18 hours, less than that of Xiaomi Redmi Buds 4 Pro by 11 hours

Charge Time

Xiaomi Redmi Buds 4 Pro 1hours

Bose QuietComfort Earbuds II 2hours

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

Bose QuietComfort Earbuds II takes 2 hours to fully charge the battery, more than that of Xiaomi Redmi Buds 4 Pro by 1 hours

Battery Power

Xiaomi Redmi Buds 4 Pro 53mAh

Bose QuietComfort Earbuds II ✗

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

Has A Battery Level Indicator

Xiaomi Redmi Buds 4 Pro ✓

Bose QuietComfort Earbuds II ✓

The Xiaomi Redmi Buds 4 Pro have a battery level indicator, an indicator notifies you when the earbuds has a low battery. Its lights show the charging state of your device and charging case.

Bose QuietComfort Earbuds II too have a battery level indicator, these allow you to tell the charging state of your device, whether fully charged, or the battery is running low.

Xiaomi Redmi Buds 4 Pro
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Has Usb Type-C

Xiaomi Redmi Buds 4 Pro ✓

Bose QuietComfort Earbuds II ✓

The Xiaomi Redmi Buds 4 Pro have USB TYPE-C, an industry-standard connector for transmitting both data and power through a single cable.

Bose QuietComfort Earbuds II too have USB TYPE-C. This USB-C plug comes along with most current laptops, phones, and tablets.

Bluetooth Version

Xiaomi Redmi Buds 4 Pro v5.3

Bose QuietComfort Earbuds II v5.3

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

Bose QuietComfort Earbuds II has a Bluetooth version of 5.3, equal to that of the Xiaomi Redmi Buds 4 Pro . Newer versions provide faster data transfers.

Maximum Bluetooth Range

Xiaomi Redmi Buds 4 Pro 10meters

Bose QuietComfort Earbuds II 10meters

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

Bose QuietComfort Earbuds II have a maximum range of 10meters, equal to that of the Xiaomi Redmi Buds 4 Pro

Has Aac

Xiaomi Redmi Buds 4 Pro ✓

Bose QuietComfort Earbuds II ✓

Xiaomi Redmi Buds 4 Pro 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 a similar bit rate.

Since its the highest quality codec that any Bluetooth-supporting Apple product supports, the Xiaomi Redmi Buds 4 Pro will work well with your MacBook. If you intend on using these with Android , ensure that they also support aptX HD, LDAC, or LHDC as well.

The Bose QuietComfort Earbuds II 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 ✓

Bose QuietComfort Earbuds II ✗

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 is capable of a very high bitrate of 990kbps, providing high-resolution audio.

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Number Of Microphones

Xiaomi Redmi Buds 4 Pro 6only

Bose QuietComfort Earbuds II 8only

The Xiaomi Redmi Buds 4 Pro have 6 microphones.

Bose QuietComfort Earbuds II microphones are 8, more than that of Xiaomi Redmi Buds 4 Pro by 2 . More microphones record better sound quality and help the device to filter out noise.

Has A Noise-Canceling Microphone

Xiaomi Redmi Buds 4 Pro ✓

Bose QuietComfort Earbuds II ✓

Xiaomi Redmi Buds 4 Pro have a noise-canceling microphone, these microphones are made to filter out background sounds from the desired sound.

The Bose QuietComfort Earbuds II too have a noise-canceling microphone. This is useful in noisy areas.

Xiaomi Redmi Buds 4 Pro
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Has Ambient Sound Mode

Xiaomi Redmi Buds 4 Pro ✓

Bose QuietComfort Earbuds II ✓

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

The Bose QuietComfort Earbuds II support ambient sound mode as well, it’s useful when you want to listen to music while being aware of your surrounding, for example when you’re having a jog but still want to hear traffic.

Has In/On-Ear Detection

Xiaomi Redmi Buds 4 Pro ✓

Bose QuietComfort Earbuds II ✓

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

The Bose QuietComfort Earbuds II 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 ✓

Bose QuietComfort Earbuds II ✓

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

Bose QuietComfort Earbuds II also have the find earbuds feature. Simply use the earbuds app on your phone to play an alarm from your earbuds to locate them.

Supports Fast Charging

Xiaomi Redmi Buds 4 Pro ✓

Bose QuietComfort Earbuds II ✓

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

Also the Bose QuietComfort Earbuds II support fast charging. This kind is similar to regular charging, only that the battery is filling up much faster. For example, with Quick Charge 3.0, the battery is charged to 50% in thirty minutes.

Multipoint Count

Xiaomi Redmi Buds 4 Pro 2only

Bose QuietComfort Earbuds II ✗

The Xiaomi Redmi Buds 4 Pro support 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 easily switch calls from one device to another without manually disconnect and reconnect.

Has A Mute Function

Xiaomi Redmi Buds 4 Pro ✓

Bose QuietComfort Earbuds II ✓

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

The Bose QuietComfort Earbuds II also support this function. It means that you unilaterally turn off the earbuds' microphone, but you can still hear the other party talk.

Control Panel Placed On A Device

Xiaomi Redmi Buds 4 Pro ✓

Bose QuietComfort Earbuds II ✓

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

The Bose QuietComfort Earbuds II also have a control panel on them.

Has Voice Prompts

Xiaomi Redmi Buds 4 Pro ✓

Bose QuietComfort Earbuds II ✓

Xiaomi Redmi Buds 4 Pro have voice prompts. Automatically receive information through audio messages, like if there is an issue with the connection.

Bose QuietComfort Earbuds II also support voice prompts .i.e the device notifies you if the battery is low, and you need to recharge them.

Travel Bag Is Included

Xiaomi Redmi Buds 4 Pro ✓

Bose QuietComfort Earbuds II ✓

Xiaomi Redmi Buds 4 Pro come with their own special pouch. Carrying earbuds without a case, or placing them in your pockets without a casing can easily put them at risk of getting damaged.

Bose QuietComfort Earbuds II also have a travel bag included, which offers safe transportation.

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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 Active Noise Cancellation (Noise Control)

Has Passive Noise Reduction

Driver Unit Size

Lowest Frequency

Highest Frequency

Power

Battery Life

Battery Life Of Charging Case

Charge Time

Battery Power

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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