A breakdown of the review per specifications

Ingress Protection (Ip) Rating

Sony WF 1000XM4 IPX4

Ingress protection ratings refer to the rating of protection offered by a casing, against dust and water. In the format of IPXX, 'X' represents a number The first value represents protection against solids say dust, while the second refers to resistance against liquids (sweat).

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

Weight

Sony WF 1000XM4 41g

Sony WF 1000XM4 have a weight of 41g . We consider a lower weight best for the reason that lighter devices are easier to move with.

Has No Wires Or Cables

Sony WF 1000XM4 ✓

True wireless devices have no cables linking any part of the device together, Sony WF 1000XM4 are true wireless for this case since they don't have cables. This is a key difference since wireless earbuds have wires connecting the pair of earbuds together.

Sweat Resistance

Sony WF 1000XM4 ✓

Sony WF 1000XM4 are resistant to sweat

Has Stereo Speakers

Sony WF 1000XM4 ✓

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.

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Has Active Noise Cancellation (Noise Control)

Sony WF 1000XM4 ✓

Active noise cancellation makes use of more advanced technology to reduce ambient sounds. How it works, it detects and analyzes the sound pattern outside and inside the earbud and then generates a mirror signal to counter it. In simple terms, it's like having +1 (sound from your surrounding) then producing -1 (counter sound by the device) giving zero resulting in a reduced level of noise.

Sony WF 1000XM4 have Active Noise Cancellation enabling you to listen at lower levels of volume, good for your ears as you don't need to crank up the earbuds volume to overcome background sounds.

Has Passive Noise Reduction

Sony WF 1000XM4 ✓

Sony WF 1000XM4 sit well in place, this creates an acoustic seal that reduces background sounds while preventing the earbuds sound from leaking out at the same.

Driver Unit Size

Sony WF 1000XM4 6mm

Sony WF 1000XM4 driver unit is 6mm in diameter, the bigger the unit the more powerful, and can produce better bass. A driver unit is basically a mini speaker that produces sound in the device, the unit size corellates with the loudness of the earbuds.

Lowest Frequency

Sony WF 1000XM4 20Hz

Sony WF 1000XM4's lowest frequency is at 20Hz, low-frequency response measures if and how well a particular audio component produces low audible frequencies and if it alters the signal while at it.

Highest Frequency

Sony WF 1000XM4 40000Hz

The Sony WF 1000XM4's highest frequency is at 40000Hz, high-frequency response indicates how well a particular audio device generates high human frequencies and if it adjustments to the signal on its way through.

Has A Neodymium Magnet

Sony WF 1000XM4 ✓

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 sound pressure level, with the use of high magnetic flux.

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Battery Life

Sony WF 1000XM4 8hours

Sony WF 1000XM4's battery life is 8 hours, a device's battery life is usually given by the manufacturer, and with more battery hours, you get to use it for longer and have to charge the device less often.

Battery Life Of Charging Case

Sony WF 1000XM4 16hours

This is given by the manufacturer, and Sony WF 1000XM4's case has a charge of 16 hours. A charging case with a longer battery life 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

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

Has Wireless Charging

Sony WF 1000XM4 ✓

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

Has A Battery Level Indicator

Sony WF 1000XM4 ✓

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

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Has Usb Type-C

Sony WF 1000XM4 ✓

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

Bluetooth Version

Sony WF 1000XM4 v5.2

The Sony WF 1000XM4 have Bluetooth version of 5.2, Bluetooth is a wireless technology standard that allows data movement between devices placed in close proximity, using short-wavelength, ultra-high frequency radio waves.

Has Aac

Sony WF 1000XM4 ✓

Sony WF 1000XM4 support AAC, a codec that is used for Bluetooth audio. It supports 24-bit audio at 250kbps. Since 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 iPhone. If you are planning 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.

Has Ldac

Sony WF 1000XM4 ✓

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

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Number Of Microphones

Sony WF 1000XM4 4only

Sony WF 1000XM4 have 4 microphones.

Has A Noise-Canceling Microphone

Sony WF 1000XM4 ✓

The Sony WF 1000XM4 use a noise-canceling microphone, these microphones are made to filter out background sounds from the desired sound.

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Has Ambient Sound Mode

Sony WF 1000XM4 ✓

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

Has In/On-Ear Detection

Sony WF 1000XM4 ✓

Sony WF 1000XM4 have in/on-ear detection, the sensors in the device can detect when they are removed from your ears so that the music is paused.

Has Find Earbuds Feature

Sony WF 1000XM4 ✓

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

Supports Fast Charging

Sony WF 1000XM4 ✓

The Sony WF 1000XM4 support fast charging. Most often, technologies like Qualcomm’s Quick Charge, are used to lower the amount of time it takes to charge the earbuds.

Multipoint Count

Sony WF 1000XM4 1only

The Sony WF 1000XM4 support multipoint of 1 connections, the multipoint feature allows you to link to more than one Bluetooth device and switch between them. Say, you can seemlessly switch calls from one device to another without having to manually disconnect and reconnect.

Has A Mute Function

Sony WF 1000XM4 ✓

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

Control Panel Placed On A Device

Sony WF 1000XM4 ✓

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

Has Voice Prompts

Sony WF 1000XM4 ✓

Sony WF 1000XM4 support voice prompts. Automatically receive information through audio messages, say if there is an issue with the connection.

Travel Bag Is Included

Sony WF 1000XM4 ✓

Sony WF 1000XM4 come with their own special case. Carrying earphones openly, or putting them in your bag without a cover may easily put them at risk of getting damaged.

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A Review of the Sony Wf 1000Xm4

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

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

Has Wireless Charging

Has A Battery Level Indicator

Connectivity

Has Usb Type-C

Bluetooth Version

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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