Sennheiser Momentum True Wireless 4 Vs. Technics Eah Az80 Review In Detail

Ingress Protection (Ip) Rating

Sennheiser Momentum True Wireless 4 IP54

Technics EAH AZ80 IPX4

Ingress protection ratings is the rating of protection given by a casing, against solids and liquids. In the format of IPXX, 'X' represents a number The first value represents protection against solids such as dust, followed by the one that refers to resistance against liquids (sweat).

Scoring IP54, the Sennheiser Momentum True Wireless 4's rating is read as, the first value 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 the second number of 4 means 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 Sennheiser Momentum True Wireless 4, Technics EAH AZ80 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

Weight

Sennheiser Momentum True Wireless 4 12.4g

Technics EAH AZ80 14g

Sennheiser Momentum True Wireless 4 have a weight of 12.4g . We consider a lower weight better because lighter devices are easier to move with.

Technics EAH AZ80, at 14g are heavier than the Sennheiser Momentum True Wireless 4 by of 1.6g

Has No Wires Or Cables

Sennheiser Momentum True Wireless 4 ✓

Technics EAH AZ80 ✓

True wireless devices have no cables connecting any part of the device together, Sennheiser Momentum True Wireless 4 are true wireless for this matter since they don't have wires. This is a major distinction since wireless earbuds have wires linking the pair of earbuds .

Technics EAH AZ80 also is true wireless since it has no wires linking the pair of earbuds .

Sweat Resistance

Sennheiser Momentum True Wireless 4 ✓

Technics EAH AZ80 ✓

Sennheiser Momentum True Wireless 4 are resistant to sweat

Technics EAH AZ80's resistance to sweat makes both devices fit for use during long-distance running, marathons, training in workout bodysuits, etc

Is Dust Proof And Water-Resistant

Sennheiser Momentum True Wireless 4 ✓

Technics EAH AZ80 ✗

The Sennheiser Momentum True Wireless 4 are both dustproof and water-resistant.

Has Stereo Speakers

Sennheiser Momentum True Wireless 4 ✓

Technics EAH AZ80 ✓

Sennheiser Momentum True Wireless 4 have stereo speakers, what this means is that Sennheiser Momentum True Wireless 4's speakers deliver sound from separate channels on both left and right sides, this creates a richer sound and a better listening experience.

Both Technics EAH AZ80 and Sennheiser Momentum True Wireless 4 have stereo speakers

Sennheiser Momentum True Wireless 4
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Has Active Noise Cancellation (Noise Control)

Sennheiser Momentum True Wireless 4 ✓

Technics EAH AZ80 ✓

Active noise cancellation makes use of more advanced kind of tech to reduce ambient sounds. How it works, it listens to the sound pattern of incoming noise and generates a mirror signal to cancel it out. In simple terms, it's like having +1 (sound from your surrounding) and adding -1 (inverted noise) giving 0 which results in a reduced level of noise.

Sennheiser Momentum True Wireless 4 have Active Noise Cancellation allowing you to listen at lower levels of volume, good for your ears since you don't have to crank up the earbuds volume to overcome background noise.

The Technics EAH AZ80 too have Active Noise Cancellation making either of the devices ideal for flights and rush hour commutes. Each operate with different noise cancellation settings, pick the setting that suits your commute or that enhances your chill time.

Has Passive Noise Reduction

Sennheiser Momentum True Wireless 4 ✓

Technics EAH AZ80 ✓

The Sennheiser Momentum True Wireless 4 stay tightly in place, creating a sound seal that reduces your environment noise well as preventing the device voice audio from leaking out .

Both of these devices have passive noise reduction this means that both reduce ambient noise instead of actively using technology to cancel it out.

Driver Unit Size

Sennheiser Momentum True Wireless 4 7mm

Technics EAH AZ80 10mm

Sennheiser Momentum True Wireless 4 driver unit is 7mm in diameter, the bigger the unit the more powerful, and can produce better bass. The driver unit is basically a mini speaker that produces sound in the earbuds, its size dictates the sound produced by the earbuds.

Technics EAH AZ80 driver unit is 10mm in diameter, making them have a larger driver unit than that of Sennheiser Momentum True Wireless 4 by 3mm , a common assumption that driver units of a bigger size automatically produce better sound quality.

However, large drivers find it difficult to produce 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

Technics EAH AZ80 20Hz

Sennheiser Momentum True Wireless 4's lowest frequency is at 5Hz, low-frequency response inidcates how well an audio device generates low frequencies that can be heard, and if it alters the signal on its way through.

Technics EAH AZ80's lowest frequency is at 20Hz, this implies that Sennheiser Momentum True Wireless 4 can make sound with a juicier bass than the Technics EAH AZ80

Highest Frequency

Sennheiser Momentum True Wireless 4 21,000Hz

Technics EAH AZ80 40,000Hz

Sennheiser Momentum True Wireless 4's highest frequency is at 21,000Hz, high-frequency response indicates how well a particular audio component produces high audible frequencies and if it adjustments to the signal while at it.

Technics EAH AZ80's highest frequency is at 40,000Hz, this implies that Technics EAH AZ80 can generate a clearer and crispier treble than the Sennheiser Momentum True Wireless 4

Sound Pressure Level

Sennheiser Momentum True Wireless 4 107dB/mW

Technics EAH AZ80 ✗

The sound pressure level, is the pressure level of sound, measured 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.

Sennheiser Momentum True Wireless 4 Vs. Jbl Endurance Peak 3 Review

Battery Life

Sennheiser Momentum True Wireless 4 7.5hours

Technics EAH AZ80 7.5hours

Sennheiser 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 more battery hours, you get to use it for longer and have to charge the device less often.

Technics EAH AZ80's battery life is equal to that of the Sennheiser Momentum True Wireless 4 . Each time you recharge your earbuds, 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.

Battery Life Of Charging Case

Sennheiser Momentum True Wireless 4 22.5hours

Technics EAH AZ80 17.5hours

The battery life of the charging case is given by the manufacturer, and the Sennheiser Momentum True Wireless 4's case has a full charge of 22.5 hours. A charging case with a longer battery life allows you to recharge your earbuds on the go multiple times before recharging the case itself.

Technics EAH AZ80's charging case has a battery life of 17.5 hours, less than that of Sennheiser Momentum True Wireless 4 by 5 hours

Charge Time

Sennheiser Momentum True Wireless 4 1.5hours

Technics EAH AZ80 2hours

It takes 1.5 hours to fully charge the Sennheiser Momentum True Wireless 4's battery. It is recommended to charge fully the battery before using the earbuds when they have been unused for long periods.

Technics EAH AZ80 takes 2 hours to fully charge the battery, more than that of Sennheiser Momentum True Wireless 4 by 0.5 hours

Has Wireless Charging

Sennheiser Momentum True Wireless 4 ✓

Technics EAH AZ80 ✓

Sennheiser Momentum True Wireless 4, the device supports wireless charging. To charge the earbuds, you just place down on a supported charging pad.

Technics EAH AZ80 also support wireless charging, always look out for the charging standard of a device.

Has A Battery Level Indicator

Sennheiser Momentum True Wireless 4 ✓

Technics EAH AZ80 ✓

The Sennheiser Momentum True Wireless 4 have a battery level indicator, an indicator notifies you when the earbuds has a low battery. Its lights display the charging status of your earbuds and case.

Technics EAH AZ80 too have a battery level indicator, charging indicators enable you determine the charging state of your earbuds, if charged fully, or the battery is running low.

Sennheiser Momentum True Wireless 4
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Has Usb Type-C

Sennheiser Momentum True Wireless 4 ✓

Technics EAH AZ80 ✓

Sennheiser Momentum True Wireless 4 use USB TYPE-C, a standard connector for transmitting both data and power in a single cable.

Technics EAH AZ80 too support USB TYPE-C. This USB-C plug comes along with most current laptops, phones, and tablets.

Bluetooth Version

Sennheiser Momentum True Wireless 4 v5.4

Technics EAH AZ80 v5.3

Sennheiser Momentum True Wireless 4 have Bluetooth version of 5.4, Bluetooth is a wireless technology standard that allows data movement between devices placed in range, using short-wavelength, ultra-high frequency radio waves.

Technics EAH AZ80 has a Bluetooth version of 5.3, older than that of Sennheiser Momentum True Wireless 4 . Newer versions provide faster data transfers.

Maximum Bluetooth Range

Sennheiser Momentum True Wireless 4 10meters

Technics EAH AZ80 10meters

Sennheiser Momentum True Wireless 4 have a 10meters distance connecting via Bluetooth.

Technics EAH AZ80 have a maximum range of 10meters, equal to that of the Sennheiser Momentum True Wireless 4

Has Aac

Sennheiser Momentum True Wireless 4 ✓

Technics EAH AZ80 ✓

Sennheiser Momentum True Wireless 4 support AAC, a codec 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 Sennheiser Momentum True Wireless 4 will work fine 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 Technics EAH AZ80 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.

Has Ldac

Sennheiser Momentum True Wireless 4 ✗

Technics EAH AZ80 ✓

The Technics EAH AZ80 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 can reach a high bitrate of 990kbps, which provides high-resolution audio.

Has Aptx Adaptive

Sennheiser Momentum True Wireless 4 ✓

Technics EAH AZ80 ✗

The Sennheiser 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).

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Number Of Microphones

Sennheiser Momentum True Wireless 4 6only

Technics EAH AZ80 8only

The Sennheiser Momentum True Wireless 4 have 6 microphones.

Technics EAH AZ80 microphones are 8, more than that of Sennheiser Momentum True Wireless 4 by 2 . More microphones record better sound quality and help the earbuds to filter out background sounds.

Has A Noise-Canceling Microphone

Sennheiser Momentum True Wireless 4 ✓

Technics EAH AZ80 ✓

Sennheiser Momentum True Wireless 4 use a noise-canceling type of microphone, these microphones are intended to reduce noise from the earbuds' sound.

The Technics EAH AZ80 too use a noise-canceling type of microphone. Especially useful in noisy areas.

Highest Mic Frequency

Sennheiser Momentum True Wireless 4 10,000Hz

Technics EAH AZ80 ✗

The Sennheiser Momentum True Wireless 4's highest mic frequency is 10,000Hz, high frequencies are better for picking up treble. The highest mic frequency of a microphone is defined as its upper limiting frequency.

Lowest Mic Frequency

Sennheiser Momentum True Wireless 4 100Hz

Technics EAH AZ80 ✗

Sennheiser Momentum True Wireless 4's lowest mic frequency is 100Hz, low frequencies are best for recording bass. The lowest mic frequency of a microphone is defined as its lower limiting frequency.

Sennheiser Momentum True Wireless 4
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Has Ambient Sound Mode

Sennheiser Momentum True Wireless 4 ✓

Technics EAH AZ80 ✓

Sennheiser Momentum True Wireless 4 support ambient sound mode, which uses microphones to pass through ambient noises so that they can still be heard even while wearing the earbuds

The Technics EAH AZ80 support ambient sound mode as well, helpful when you want to listen to music while being aware of your surrounding, for example when you’re having a jog but would still want to be able to hear traffic.

Has In/On-Ear Detection

Sennheiser Momentum True Wireless 4 ✗

Technics EAH AZ80 ✓

The Technics EAH AZ80 support in/on-ear detection, the sensors in the device can detect when removed from your ears so that the music is paused.

Supports Fast Charging

Sennheiser Momentum True Wireless 4 ✓

Technics EAH AZ80 ✓

The Sennheiser Momentum True Wireless 4 support fast charging. Most often, technologies like MediaTek’s Pump Express, are used to lower the time it takes to charge a device.

The Technics EAH AZ80 support fast charging. It's very similar to regular charging, just that the battery fills up much faster. For example, with Quick Charge 3.0, the battery is charged to 50% in 30 minutes.

Multipoint Count

Sennheiser Momentum True Wireless 4 2only

Technics EAH AZ80 3only

Sennheiser Momentum True Wireless 4 have a multipoint of 2 connections, the multipoint feature allows you to link 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 Technics EAH AZ80 support multipoint count of 3, more than that of Sennheiser Momentum True Wireless 4 by 1 only . Bluetooth multipoint comes in handy when you can be on one call without missing notifications from another device.

Has A Mute Function

Sennheiser Momentum True Wireless 4 ✓

Technics EAH AZ80 ✓

Sennheiser Momentum True Wireless 4 have a mute function, they support the feature to mute/unmute a conversation directly from the device.

The Technics EAH AZ80 also have this function. The mute function means that you can turn off the device's microphone, but you can still hear the other party talk.

Control Panel Placed On A Device

Sennheiser Momentum True Wireless 4 ✓

Technics EAH AZ80 ✓

With the Sennheiser Momentum True Wireless 4, so you can access the volume control, pause, play, mute, etc whichever features are supported on the device.

Technics EAH AZ80 too have a control panel on them.

Warranty Period

Sennheiser Momentum True Wireless 4 2Years

Technics EAH AZ80 1Years

The Sennheiser 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 that has followed instruction manuals.

When covered under the manufacturer’s warranty it is possible to get a replacement in the case of a malfunction. Technics EAH AZ80 have a warranty period of 1Years, less than that of Sennheiser Momentum True Wireless 4 by 1 Years .

Has Voice Prompts

Sennheiser Momentum True Wireless 4 ✓

Technics EAH AZ80 ✓

The Sennheiser Momentum True Wireless 4 have voice prompts. With voice prompts, you receive information through audio messages, like if there is an issue with the connection.

Technics EAH AZ80 too have voice prompts meaning the earbuds will notify you if the battery is low, and you need to recharge the device.

Travel Bag Is Included

Sennheiser Momentum True Wireless 4 ✓

Technics EAH AZ80 ✓

The Sennheiser Momentum True Wireless 4 come with their own special pouch. Carrying earbuds without a case, or putting them in your bag without a cover may easily put them at risk of getting damaged.

Technics EAH AZ80 too have a case included, which is useful for safe transportation.

Sennheiser Momentum True Wireless 4 Vs. Jbl Endurance Peak 3 Review

Category	Features	Sennheiser Momentum True Wireless 4	Technics EAH AZ80
DESIGN	ingress protection (ip) rating	IP54	IPX4
	weight	12.4g	14g
	has no wires or cables	✓	✓
	sweat resistance	✓	✓
	is dust proof and water-resistant	✓	✗
	has stereo speakers	✓	✓
SOUND QUALITY	has active noise cancellation (noise control)	✓	✓
	has passive noise reduction	✓	✓
	driver unit size	7mm	10mm
	lowest frequency	5Hz	20Hz
	highest frequency	21,000Hz	40,000Hz
	sound pressure level	107dB/mW	✗
POWER	battery life	7.5hours	7.5hours
	battery life of charging case	22.5hours	17.5hours
	charge time	1.5hours	2hours
	has wireless charging	✓	✓
	has a battery level indicator	✓	✓
CONNECTIVITY	has usb type-c	✓	✓
	bluetooth version	v5.4	v5.3
	maximum bluetooth range	10meters	10meters
	has aac	✓	✓
	has ldac	✗	✓
	has aptx adaptive	✓	✗
MICROPHONE	number of microphones	6only	8only
	has a noise-canceling microphone	✓	✓
	highest mic frequency	10,000Hz	✗
	lowest mic frequency	100Hz	✗
EXTRAS	has ambient sound mode	✓	✓
	has in/on-ear detection	✗	✓
	supports fast charging	✓	✓
	multipoint count	2only	3only
	has a mute function	✓	✓
	control panel placed on a device	✓	✓
	warranty period	2Years	1Years
	has voice prompts	✓	✓
	travel bag is included	✓	✓
		See price on Amazon	See price on Amazon

Sennheiser Momentum True Wireless 4 Vs. Technics Eah Az80 Review

Reasons why you might like the Sennheiser Momentum True Wireless 4

Reasons why you might like the Technics EAH AZ80