IP ratings refer to the level of protection given by a casing, against solids and liquids. In the format of IPXX, 'X' represents a number The first value refers to protection against solids such as dust, followed by the one that refers to protection against liquids (sweat).
Having a value of IPX5, the Boult Audio Z40's rating is read as, the first value of X denotes that no data available to specify a protection rating, and of liquids that they can withstand medium pressure jet that's 6.3mm diameter, similar to garden hose from any angle for 3 minutes at a distance of 2.5 to 3 metres. In comparison to the Boult Audio Z40, Marshall Minor III have a rating of IPX4 meaning that
we are not yet certain of their rating with solids (dust)
and that of liquids is that,
Marshall Minor III has a lower liquid rating than Boult Audio Z40
The Boult Audio Z40 have a weight of 40g . We take in account a lower weight best because lighter devices are more comfortable to transport.
Marshall Minor III, at 8g
are lighter than the Boult Audio Z40 by -32g
For a device to be true wireless it must have no cables linking any part of the device together, Boult Audio Z40 are true wireless for this matter since they don't have wires. This is an important difference as some wireless earbuds have cables connecting the pair of earbuds .
Marshall Minor III also is true wireless since it doesn't have wires linking the two earbuds together. The Boult Audio Z40 come with wingtips, these are reserved for workout earbuds and are usually an optional add-on to the separate silicone ear tip for a more secure fit.
Boult Audio Z40 have sweat resistance
Marshall Minor III's resistance to sweat makes both devices good for use during long-distance running, marathons, cardio sweat workouts , etc
Boult Audio Z40 are both dustproof and water-resistant. Boult Audio Z40 have stereo speakers, devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better listening experience. Both Marshall Minor III and Boult Audio Z40 have stereo speakers
Boult Audio Z40 stay tightly in place, creating an acoustic seal that reduces your environment sounds and also prevents the earbuds music from leaking out .
The Boult Audio Z40 have a unit size of 10mm in diameter, the bigger the unit the more powerful, therefor producing better bass.
The driver unit is the component that produces sound in the earbuds, its size corellates with the sound produced by the earbuds. Marshall Minor III driver unit is 12mm in diameter,
making them have a larger driver unit than that of Boult Audio Z40 by 2mm
, 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 deliver better quality sound.
The Boult Audio Z40's lowest frequency is at 20Hz, low-frequency response measures if and how well an audio device generates low frequencies that can be heard, and if it alters the signal on its way through. Marshall Minor III's lowest frequency is at 20Hz, this means that
both devices make sound with equal bass
The Boult Audio Z40's highest frequency is at 20,000Hz, high-frequency response tells how well a particular audio component makes high audible frequencies and if it makes any changes to the signal on its way through. Marshall Minor III's highest frequency is at 20,000Hz, this implies that
both devices can produce equal treble
The Boult Audio Z40's battery life is 10 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 requires fewer chargings. Marshall Minor III's battery life is
less than that of Boult Audio Z40 by 5 hours
. Every time you recharge your earbuds, they get a little less listening time. The effect is not noticeable at first, but over a few years, your wireless earbuds will have shorter listening time.
The battery life of the charging case is given by the manufacturer, and the Boult Audio Z40's case is said to have a full charge of 50 hours. A charging case with a longer battery life enables you to recharge your earbuds on the go several times before recharging the case itself. Marshall Minor III's charging case has a battery life of 25 hours,
less than that of Boult Audio Z40 by 25 hours
It requires 1.5 hours to fully charge the Boult Audio Z40's battery.
It is recommended to fully charge the battery before using the earbuds when they have been in storage for extended periods. Marshall Minor III takes 1.5 hours to fully charge the battery,
equal to that of the Boult Audio Z40
The Boult Audio Z40 use USB TYPE-C, an industry-standard connector for transmitting both data and power in a single cable. Marshall Minor III too use USB TYPE-C.
This USB-C plug is part and parcel of most current electronics. The Boult Audio Z40 have Bluetooth version of 5.3, Bluetooth is a wireless technology standard that allows data movement between devices placed in range, using short-wavelength, ultra-high frequency radio waves. Marshall Minor III has a Bluetooth version of 5.2,
older than that of Boult Audio Z40
. Newer versions provide faster data transfers.
The Boult Audio Z40 have a 10meters distance to connect via Bluetooth. Marshall Minor III have a maximum range of 10meters,
equal to that of the Boult Audio Z40
Boult Audio Z40 support AAC, a codec used for Bluetooth audio. It supports 24-bit audio at 250kbps.
Since it uses psychoacoustic modeling, it can provide better results than other codecs at a similar bit rate.
Being the highest quality codec that any Bluetooth-supporting Apple product supports, the Boult Audio Z40 will work fine with your iPhone. If you intend 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 Boult Audio Z40 have 2 microphones. The Marshall Minor III microphones are 2,
equal to that of the Boult Audio Z40
. More microphones record better sound quality and help the earbuds to filter out noise. Boult Audio Z40 have in/on-ear detection, the sensors in the device can detect when they are removed from your ears so that the music is paused.
The Marshall Minor III support in/on-ear detection, automatically pauses your music, or audiobook when you remove earbuds from your ears improving your listening experience. The Boult Audio Z40 support fast charging. Most often, technologies like MediaTek’s Pump Express, are used to lower the amount of time it takes to fully charge the earbuds.
The Marshall Minor III too 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 is charged to 50% in just 30 minutes.
The Boult Audio Z40 have a mute function, they support the feature to mute/unmute a conversation directly from the earbuds. The Marshall Minor III too support this function. It means that you unilaterally turn off the device's microphone, but you can still hear the other party's voice.
With the Boult Audio Z40, so you can access the volume control, pause, play, mute, etc whichever functions are supported on the earbuds. Marshall Minor III also have a control panel on them. The Boult Audio Z40 have a warranty period of 1 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.
Boult Audio Z40 have voice prompts. Automatically receive information through audio messages, say if there is a problem with the connection. Marshall Minor III also have voice prompts meaning the device notifies you if the battery is running low, and it's time to recharge the device.
