Has Active Noise Cancellation (Noise Control)
Sennheiser Momentum True Wireless 4
✓
Jabra Elite 85t ✓
ANC uses advanced kind of tech to reduce ambient sounds. ANC works when, it listens to the sound pattern outside and inside the earbud and inverts the soundwaves to counter it. Simply put, it's like having +1 (noise) and adding -1 (inverted noise) to make zero which results in a reduced level of noise.
Sennheiser Momentum True Wireless 4 have ANC allowing you to listen at lower levels of volume, good for your ears since you don't need to crank up the earbuds volume to overcome background sounds.
Jabra Elite 85t too have Active Noise Cancellation which makes either of the devices ideal for plane rides and morning commutes. Each work with different noise cancellation types, pick the mode that suits your travel or that suites your chill time.
Has Passive Noise Reduction
Sennheiser Momentum True Wireless 4
✓
Jabra Elite 85t ✓
The Sennheiser Momentum True Wireless 4 stay well in place, creating an acoustic covering that tones down background sounds and also prevents the earbuds music from leaking out .
Both of these devices have passive noise reduction this implies that they limit ambient noise instead of actively using ANC to cancel it out.
Driver Unit Size
Sennheiser Momentum True Wireless 4
7mm
Jabra Elite 85t 12mm
The Sennheiser Momentum True Wireless 4 have a unit size of 7mm 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 corellates with the loudness of the device.
Jabra Elite 85t driver unit is 12mm in diameter,
making them have a larger driver unit than that of Sennheiser Momentum True Wireless 4 by 5mm
, as many tend to believe 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
Sennheiser Momentum True Wireless 4
5Hz
Jabra Elite 85t 20Hz
The Sennheiser Momentum True Wireless 4's lowest frequency is at 5Hz, low-frequency response measures if and how well an audio device produces low frequencies that can be heard, and if it alters the signal on its way through.
Jabra Elite 85t's lowest frequency is at 20Hz, this implies that
Sennheiser Momentum True Wireless 4 can make sound with a juicier bass than the Jabra Elite 85t
Highest Frequency
Sennheiser Momentum True Wireless 4
21,000Hz
Jabra Elite 85t 20,000Hz
The Sennheiser Momentum True Wireless 4's highest frequency is at 21,000Hz, high-frequency response measures if and how well an audio component makes high audible frequencies and if it makes any changes to the signal on its way through.
Jabra Elite 85t's highest frequency is at 20,000Hz, this implies that
Sennheiser Momentum True Wireless 4 can produce a clearer and crispier treble than the Jabra Elite 85t
Sound Pressure Level
Sennheiser Momentum True Wireless 4
107dB/mW
Jabra Elite 85t ✗
SPL, is the level of pressure of sound, in decibels, dB, Sennheiser Momentum True Wireless 4's measurement is 107dB/mW. Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
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