Has Active Noise Cancellation (Noise Control)
Anker Soundcore Liberty 3 Pro
✓
Xiaomi Redmi Buds 4 Pro ✓
Active noise cancellation uses advanced kind of tech to reduce unwanted ambient sounds. ANC works when, it listens to the sound pattern of incoming noise and inverts the soundwaves to counter it. In simple terms, it's like having +1 (sound from your surrounding) then producing -1 (inverted noise) to make 0 thus "diluting" the noise.
The Xiaomi Redmi Buds 4 Pro have ANC allowing you to listen at lower volume levels, good for your ears as you don't have to crank up the device volume to outcompete background noise.
Anker Soundcore Liberty 3 Pro too have ANC which makes both devices ideal for plane rides and morning commutes. The Xiaomi Redmi Buds 4 Pro and Anker Soundcore Liberty 3 Pro work with different noise cancellation settings, pick the setting that you prefer for commute or that enhances your chill time.
Has Passive Noise Reduction
Anker Soundcore Liberty 3 Pro
✓
Xiaomi Redmi Buds 4 Pro ✓
The Xiaomi Redmi Buds 4 Pro sit tightly in place, this creates an acoustic seal that reduces your environment noise and also prevents the earbuds music from leaking out at the same.
Both of these devices have passive noise reduction which implies that both tone down ambient noise without using technology to cancel it out.
Driver Unit Size
Anker Soundcore Liberty 3 Pro
10.6mm
Xiaomi Redmi Buds 4 Pro 11mm
The Xiaomi Redmi Buds 4 Pro driver unit is 11mm in diameter, the bigger the unit the more powerful, and can produce better bass.
The driver unit is the component that makes sound in the device, the unit size dictates the loudness of the device.
Anker Soundcore Liberty 3 Pro driver unit is 10.6mm in diameter,
which means that they have a smaller driver unit than that of Xiaomi Redmi Buds 4 Pro by 0.4mm
, many people have a misconception that driver units of a bigger size automatically produce better sound quality.
However, large drivers usually have difficulty producing high frequencies so yeah, larger drivers can generate louder sound, but this does not mean that they produce better quality sound.
Lowest Frequency
Anker Soundcore Liberty 3 Pro
20Hz
Xiaomi Redmi Buds 4 Pro 20Hz
The Xiaomi Redmi Buds 4 Pro's lowest frequency is at 20Hz, low-frequency response measures if and how well an audio component generates low audible frequencies and if it makes any changes to the signal while at it.
Anker Soundcore Liberty 3 Pro's lowest frequency is at 20Hz, this means that
both devices can produce equal bass
Highest Frequency
Anker Soundcore Liberty 3 Pro
40000Hz
Xiaomi Redmi Buds 4 Pro 40000Hz
Xiaomi Redmi Buds 4 Pro's highest frequency is at 40000Hz, high-frequency response indicates how well a particular audio component makes high recognizable frequencies and if it makes any changes to the signal while at it.
Anker Soundcore Liberty 3 Pro's highest frequency is at 40000Hz, this means that
both devices produce equal treble
Sound Pressure Level
Anker Soundcore Liberty 3 Pro
92dB/mW
Xiaomi Redmi Buds 4 Pro ✗
The sound pressure level, is the level of pressure of sound, in decibels, dB, Anker Soundcore Liberty 3 Pro's measurement is 92dB/mW. Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
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