Has Active Noise Cancellation (Noise Control)
Sennheiser Momentum True Wireless 4
✓
JLab Audio Epic Air Sport ANC ✓
ANC makes use of more advanced kind of tech to actively counter noise. ANC works when, it listens to the sound pattern outside and inside the earbud and after generates a mirror signal to counter it. Simply put, it's like having +1 (noise) and adding -1 (inverted noise) giving zero resulting in a reduced level of noise.
Sennheiser Momentum True Wireless 4 have Active Noise Cancellation enabling you to listen at lower levels of volume, causing less ear fatigue since you don't need to crank up the device volume to outcompete background noise.
JLab Audio Epic Air Sport ANC too have Active Noise Cancellation making either of the earbuds ideal for flights and morning commutes. Each work with different noise cancellation settings, pick the mode that suits your travel or that suites your relaxation time.
Has Passive Noise Reduction
Sennheiser Momentum True Wireless 4
✓
JLab Audio Epic Air Sport ANC ✓
The Sennheiser Momentum True Wireless 4 stay well in place, this creates an acoustic seal that tones down your environment sounds well as preventing the device voice audio from leaking out at the same.
Both JLab Audio Epic Air Sport ANC, and Sennheiser Momentum True Wireless 4 have passive noise reduction this implies that they limit ambient noise without using technology to cancel it out.
Driver Unit Size
Sennheiser Momentum True Wireless 4
7mm
JLab Audio Epic Air Sport ANC 8mm
The Sennheiser Momentum True Wireless 4 driver unit is 7mm in diameter, bigger drivers are more powerful, and can produce better bass.
A driver unit is the component that produces sound in the device, the unit size determines the loudness of the device.
JLab Audio Epic Air Sport ANC driver unit is 8mm in diameter,
making them have a larger driver unit than that of Sennheiser Momentum True Wireless 4 by 1mm
, as many tend to believe 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 are capable of generating louder sound, but this does not indicate that they produce better quality sound.
Lowest Frequency
Sennheiser Momentum True Wireless 4
5Hz
JLab Audio Epic Air Sport ANC 20Hz
Sennheiser Momentum True Wireless 4's lowest frequency is at 5Hz, low-frequency response inidcates how well a particular audio device produces low audible frequencies and if it alters the signal on its way through.
JLab Audio Epic Air Sport ANC's lowest frequency is at 20Hz, this implies that
Sennheiser Momentum True Wireless 4 make sound with a juicier bass than the JLab Audio Epic Air Sport ANC
Highest Frequency
Sennheiser Momentum True Wireless 4
21,000Hz
JLab Audio Epic Air Sport ANC 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 device generates high audible frequencies and if it makes any changes to the signal on its way through.
JLab Audio Epic Air Sport ANC's highest frequency is at 20,000Hz, this means that
Sennheiser Momentum True Wireless 4 can produce a clearer and crispier treble than the JLab Audio Epic Air Sport ANC
Sound Pressure Level
Sennheiser Momentum True Wireless 4
107dB/mW
JLab Audio Epic Air Sport ANC 110dB/mW
The sound pressure level, is the pressure level 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.
JLab Audio Epic Air Sport ANC's sound pressure level measurement is 110dB/mW. The sound pressure level, a device is can be taken differently by different people, so we need to have the means to get an objective measurement of sound level expressed in numerical terms.
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