Overall Score 8.3 Represents average audio ecosystem compatibility score.
Ingress protection ratings refer to the rating of protection offered by a casing, against solids and liquids. In the format of IPXX, 'X' represents a number The first value represents protection against solids say dust, while the second refers to protection against liquids (water).
Having a value of 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 of liquids that they can withstand low pressure spray similar to that of a shower head when tilted at 180° for 10 minutes.
The Sony WF 1000XM4 have a weight of 7.1g . We consider a lower weight better because lighter devices are easier to move with.
For a device to be true wireless it should have no wires linking any part of the device together, Sony WF 1000XM4 are true wireless for this matter since they don't have cables. This is a key distinction as some wireless earbuds have wires linking the two earbuds .
Sony WF 1000XM4 have sweat resistance
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.
Active noise cancellation uses more advanced kind of tech to actively counter noise. ANC works when, it listens to the sound pattern of incoming noise and generates a mirror signal to counter it. In simple terms, it's like taking +1 (noise) and producing -1 (inverted noise) to make zero thus "diluting" the noise.
The Sony WF 1000XM4 have ANC allowing you to listen at lower volume levels, causing less ear fatigue since you don't need to crank up the device volume to overcome background noise.
Sony WF 1000XM4 sit well in place, creating an acoustic seal that reduces your environment sounds well as preventing the earbuds music from leaking out at the same.
The Sony WF 1000XM4 have a unit size of 6mm in diameter, the bigger the unit the more powerful, and can produce better bass. A driver unit is the component that produces sound in the earbuds, its size corellates with the loudness of the earbuds.
Sony WF 1000XM4's lowest frequency is at 20Hz, low-frequency response measures if and how well a particular audio device produces low audible frequencies and if it makes any changes to the signal while at it.
Sony WF 1000XM4's highest frequency is at 40,000Hz, high-frequency response indicates how well an audio device produces high audible frequencies and if it changes to the signal while at it.
The sound pressure level, is the pressure level 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.
Sony WF 1000XM4's battery life is 8 hours, these last longer than 5 hours of listening which is considered average before recharge. 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 chargings.
This is given by the vendor, and Sony WF 1000XM4's case has a charge of 16 hours. A charging case with more battery hours enables you to recharge your earbuds on the go multiple times before having to recharge the case itself.
It requires 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.
Sony WF 1000XM4, the device supports wireless charging. To charge the earbuds, you just put down on a supported charging pad.
The Sony WF 1000XM4 have a battery level indicator, an indicator alerts you when the earbuds has a low battery. The battery indicator lights show the charging status of your earbuds and case.
The Sony WF 1000XM4 support USB TYPE-C, an industry-standard connector for transmitting both data and power in a single cable.
The Sony WF 1000XM4 have Bluetooth version of 5.2, Bluetooth is a wireless technology standard that enables data movement between devices placed in close proximity, using short-wavelength, ultra-high frequency radio waves.
Sony WF 1000XM4 have a 10meters distance connecting via Bluetooth.
Sony WF 1000XM4 support AAC, a codec 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 the same bit rate.
Since its the highest quality codec that any Bluetooth-supporting Apple product supports, the Sony WF 1000XM4 will work well with your MacBook. 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.
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 is capable of a very high bitrate of 990kbps, providing high-resolution audio.
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).
Sony WF 1000XM4 have 4 microphones.
The Sony WF 1000XM4 have a noise-canceling microphone, these microphones are intended to filter out noise from the desired sound.
Sony WF 1000XM4 support ambient sound mode, which uses microphones to pass through ambient sound to still be heard even while wearing the earbuds
Sony WF 1000XM4 have in/on-ear detection, the sensors in the earbuds can detect when they are removed from your ears so that the music is paused.
If lost in a room, or can't easily find them in your bag, Sony WF 1000XM4 support the find earbuds feature.
The Sony WF 1000XM4 support fast charging. Commonly, technologies like Qualcomm’s Quick Charge, are used to lower the amount of time it takes to fully charge the earbuds.
The Sony WF 1000XM4 support multipoint of 2 connections, this feature allows you connect to more than one Bluetooth device and switch between them. Say, you can easily switch calls from one device to another without manually disconnect and reconnect.
The Sony WF 1000XM4 have a mute function, they support the option to mute/unmute a conversation directly from the earbuds.
The Sony WF 1000XM4, so you can easily access the volume control, pause, play, mute, etc whichever functions are supported on the device.
Sony WF 1000XM4 have voice prompts. With voice prompts, you receive information via audio messages, say if there is a problem with the connection.
The Sony WF 1000XM4 come with their own special case. Carrying earphones openly, or putting them inside your pockets without a cover can easily damage them.