Ingress protection ratings refer to the rating of protection offered by a casing, against solids and liquids. The letters 'IP' are followed by two values The first value refers to protection against solids say dust, followed by the one that refers to protection against liquids (water).
Scoring IP54, the Momentum True Wireless 4's rating is read as, the first number of 5 denotes that ingress of dust is not totally prevented but dust does not enter in harmful quantities to interfere with the correct operation or impair safety, and of liquids that they can withstand low pressure spray similar to that of a shower head when tilted at 180° for 10 minutes. In comparison to the Momentum True Wireless 4, Sennheiser Momentum 3 have a rating of IPX4 meaning that
no data available to specify a protection rating
and that of liquids is that,
they both have the same rating against liquids
Momentum True Wireless 4 have a weight of 12.4g . We consider a lower weight best for the reason that lighter devices are more comfortable to carry.
Sennheiser Momentum 3, at 10.6g
weigh less than the Momentum True Wireless 4 by -1.8g
True wireless devices have no cables connecting any part of the device together, Momentum True Wireless 4 are true wireless for this case since they have no wires. This is a key distinction since wireless earbuds have wires connecting the 2 earbuds .
Sennheiser Momentum 3 also is true wireless because it has no wires connecting the pair of earbuds together. Momentum True Wireless 4 are resistant to sweat
Sennheiser Momentum 3's resistance to sweat makes both devices fit for use while doing sports such as long-distance running, marathons, training in workout bodysuits, etc
Momentum True Wireless 4 are both dustproof and water-resistant.
Momentum True Wireless 4 have stereo speakers, devices with stereo speakers deliver sound from separate channels on both left and right sides, this creates a richer sound and a better listening experience. Both Sennheiser Momentum 3 and Momentum True Wireless 4 have stereo speakers
Active noise cancellation makes use of more advanced kind of tech to actively counter noise. How it works, it listens to the sound pattern of incoming noise and after inverts the soundwaves to cancel it out.
Simply put, it's like having +1 (sound from your surrounding) and producing -1 (inverted noise) to make zero resulting in a reduced level of noise.
The Momentum True Wireless 4 have ANC allowing you to listen at lower volume levels, causing less ear fatigue since you don't have to crank up the device volume to outcompete background noise. The Sennheiser Momentum 3 too have Active Noise Cancellation making either of the earbuds ideal for plane rides and rush hour commutes.
Each work with different noise cancellation settings, pick the mode that suits your travel or that suites your relaxation time. Momentum True Wireless 4 sit tightly in place, creating a sound covering that tones down your environment noise while preventing the earbuds music from leaking out .
Both Sennheiser Momentum 3, and Momentum True Wireless 4 have passive noise reduction this implies that both reduce ambient noise instead of actively using technology to cancel it out. The Momentum True Wireless 4 driver unit is 7mm in diameter, the bigger the unit the more powerful, and can produce better bass.
A driver unit is the component that makes sound in the device, its size determines the loudness of the device. Sennheiser Momentum 3 driver unit is 7mm in diameter,
making both Sennheiser Momentum 3, and Momentum True Wireless 4 similar in how loud their sound gets
, 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 are capable of generating louder sound, but this does not mean that they produce better quality sound.
The Momentum True Wireless 4's lowest frequency is at 5Hz, low-frequency response inidcates how well a particular audio component produces low recognizable frequencies and if it makes any changes to the signal on its way through. Sennheiser Momentum 3's lowest frequency is at 5Hz, this means that
both devices can produce equal bass
Momentum True Wireless 4's highest frequency is at 21,000Hz, high-frequency response tells how well an audio device produces high human frequencies and if it changes to the signal on its way through. Sennheiser Momentum 3's highest frequency is at 21,000Hz, this means that
both devices can produce equal treble
SPL, is the pressure level of sound, measured in decibels, dB, 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. Sennheiser Momentum 3's sound pressure level measurement is 107dB/mW. How loud something is can be taken differently by separate persons, so we need to have the means to get a standard measurement of sound level expressed in numerical terms.
The Momentum True Wireless 4's battery life is 7.5 hours, these last longer than 5 hours of listening which is considered average for a single charge. A device's battery life is commonly given by the manufacturer, and with longer battery life, you get to use it for longer and requires fewer chargings. Sennheiser Momentum 3's battery life is
less than that of Momentum True Wireless 4 by 0.5 hours
. Every time you recharge your device, they get a little less listening time.
The effect is barely noticeable at first, but over time, your wireless earbuds will have shorter listening time. The battery life of the charging case is given by the manufacturer, and the Momentum True Wireless 4's case has a full charge of 22.5 hours. A charging case with more battery hours allows you to recharge your earbuds on the go many times before having to recharge the case itself.
Sennheiser Momentum 3's charging case has a battery life of 21 hours,
less than that of Momentum True Wireless 4 by 1.5 hours
It takes 1.5 hours to fully charge the Momentum True Wireless 4's battery. It is highly adivsable to fully charge the battery before using the earbuds when they have been in storage for long periods. Sennheiser Momentum 3 takes 1.5 hours to fully charge the battery,
equal to that of the Momentum True Wireless 4
The Momentum True Wireless 4, the device supports wireless charging.
To charge the earbuds, you just put down on a supported charging pad. Sennheiser Momentum 3 also support wireless charging, take note of the charging standard of a device. Momentum True Wireless 4 have a battery level indicator, an indicator alerts you when the earbuds has a low battery.
Its lights show the charging status of your device and charging case. Sennheiser Momentum 3 too have a battery level indicator, charging indicators enable you tell the charging state of your device, whether fully charged, or the battery is running low. Momentum True Wireless 4 support USB TYPE-C, a standard connector for transmitting both data and power through a single cable.
Sennheiser Momentum 3 too use USB TYPE-C. This USB-C plug is part and parcel of most current electronics. The Momentum True Wireless 4 have Bluetooth version of 5.4, Bluetooth is a wireless technology standard that enables data transfers between devices placed in range, using short-wavelength, ultra-high frequency radio waves.
Sennheiser Momentum 3 has a Bluetooth version of 5.2,
older than that of Momentum True Wireless 4
. Newer versions provide faster data transfers. Momentum True Wireless 4 have a 10meters distance to connect via Bluetooth. Sennheiser Momentum 3 have a maximum range of 10meters,
equal to that of the Momentum True Wireless 4
Momentum True Wireless 4 support AAC, a codec that is used for Bluetooth audio.
It supports 24-bit audio at 250kbps. Since it uses psychoacoustic modeling, it provides better results than other codecs at the same bit rate.
Since its the highest quality codec that any Bluetooth-supporting Apple product supports, the Momentum True Wireless 4 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. The Sennheiser Momentum 3 support AAC as well. Designed to be the successor of the MP3 format, AAC generally achieves higher sound quality than MP3 encoders at the same bit rate.
The Momentum True Wireless 4 support APTX Adaptive, an audio codec for Bluetooth devices that are developed by Qualcomm. It has a variable bit rate (between 279kbps and 420kbps).
Sennheiser Momentum 3 support APTX Adaptive as well which implies that both can adjust the bit rate for different scenarios, such as listening to HD audio from other devices. The Momentum True Wireless 4 have 6 microphones.
Sennheiser Momentum 3 microphones are 6,
equal to that of the Momentum True Wireless 4
. More microphones result in better sound quality and enable the earbuds to filter out noise. Momentum True Wireless 4 use a noise-canceling type of microphone, these microphones are intended to filter out background sounds from the earbuds' sound. The Sennheiser Momentum 3 too have a noise-canceling type of microphone.
This is useful in noisy environments. Momentum True Wireless 4's highest mic frequency is 10,000Hz, high frequencies are best for picking up treble. The highest mic frequency of a microphone is defined as its upper limiting frequency.
Momentum True Wireless 4's lowest mic frequency is 100Hz, low frequencies are best for picking up bass. The lowest mic frequency of a microphone is defined as its lower limiting frequency. Momentum True Wireless 4 support ambient sound mode, which uses microphones to pass through ambient sound so that they can still be heard even when wearing them
The Sennheiser Momentum 3 support ambient sound mode as well, it’s useful when you want to listen to music but also be aware of what’s happening around you, for example when you’re having a jog but still want to be able to hear traffic.
The Momentum True Wireless 4 support fast charging. Most often, technologies like Qualcomm’s Quick Charge, are used to reduce the amount of time it takes to charge the earbuds. Also the Sennheiser Momentum 3 support fast charging.
This kind is similar to regular charging, just that the battery fills up much faster. Say, with Quick Charge 3.0, the battery can be charged to 50% in thirty minutes. Momentum True Wireless 4 have a multipoint of 2 connections, this feature allows you to link to more than one Bluetooth device and switch between them.
For example, you can switch calls from one device to another without having to manually disconnect and reconnect. The Momentum True Wireless 4 have a mute function, they have the option to mute/unmute a conversation directly from the device. The Sennheiser Momentum 3 also support the mute function.
It means that you unilaterally turn off the earbuds' microphone, but still hear the other party talk. The Momentum True Wireless 4, so you can access the volume control, pause, play, mute, etc whichever features are supported on the earbuds. The Sennheiser Momentum 3 also have a control panel on them.
The Momentum True Wireless 4 have a warranty period of 2 Years, the period of time that warrant free repair and adjustment services in case of a malfunction occurring under normal use following instruction manuals. The Momentum True Wireless 4 have voice prompts. Automatically receive information via audio messages, say if there is an issue with the connection.
Sennheiser Momentum 3 too have voice prompts meaning the earbuds will notify you if the battery is low, and it's time to recharge the earbuds. The Momentum True Wireless 4 come with a special pouch. Carrying earphones openly, or placing them in your pockets without a cover can easily put them at risk of getting damaged.
Sennheiser Momentum 3 too have a travel bag included, which is useful for safe transportation.
