IP ratings is the level of protection given by a casing, against solids and liquids. The letters 'IP' are followed by two values The first value refers to protection against solids such as dust, followed by the one that refers to resistance against liquids (sweat).
Having a value of IPX5, the Boult Audio Z40's rating is read as, the first number of X denotes that no data available to specify a protection rating, and the second value of 5 means 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, JBL Live Free 2 have a rating of IPX5 meaning that
we are not yet certain of their rating with solids (dust)
and that of liquids is that,
they both have the same rating against liquids
Boult Audio Z40 have a weight of 40g . We consider a lower weight better because lighter devices are more comfortable to transport.
The JBL Live Free 2, at 9.8g
weigh less than the Boult Audio Z40 by -30.2g
For a device to be true wireless it must have no cables connecting any part of the device together, Boult Audio Z40 are true wireless for this matter since they have no wires. This is a major difference since wireless earbuds have cables linking the two earbuds together. JBL Live Free 2 also is true wireless because it doesn't have cables connecting the pair of earbuds together.
Boult Audio Z40 have wingtips, these are commonly used for earbuds for workouts and are usually an optional add-on to each silicone ear tip for a more secure fit. Boult Audio Z40 are resistant to sweat
JBL Live Free 2's resistance to sweat makes both devices ideal for use during long-distance running, marathons, cardio sweat workouts , etc
The Boult Audio Z40 are both dustproof and water-resistant. Boult Audio Z40 have stereo speakers, what this means is that Boult Audio Z40's speakers deliver sound from independent channels on both left and right sides, this creates a richer sound and a better listening experience.
The JBL Live Free 2 also have stereo speakers
The Boult Audio Z40 stay tightly in place, this creates a sound covering that reduces background noise and also prevents the device music from leaking out at the same. Both of these devices have passive noise reduction which means that they tone down ambient noise without using ANC to cancel it out. Boult Audio Z40 driver unit is 10mm in diameter, bigger drivers are more powerful, therefor producing better bass.
The driver unit is basically a mini speaker that makes sound in the device, the unit size corellates with the sound made by the earbuds. JBL Live Free 2 driver unit is 11mm in diameter,
making them have a larger driver unit than that of Boult Audio Z40 by 1mm
, 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 yes, larger drivers can generate louder sound, but this does not imply that they deliver better quality sound.
The Boult Audio Z40's lowest frequency is at 20Hz, low-frequency response inidcates how well an audio device generates low recognizable frequencies and if it makes any changes to the signal on its way through. JBL Live Free 2's lowest frequency is at 20Hz, this implies that
both devices make sound with equal bass
The Boult Audio Z40's highest frequency is at 20,000Hz, high-frequency response shows how well an audio component makes high human frequencies and if it changes to the signal while at it. JBL Live Free 2's highest frequency is at 20,000Hz, this means that
both devices generate equal treble
The Boult Audio Z40's battery life is 10 hours, these last longer than 5 hours of listening which is considered average before recharge.
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. JBL Live Free 2's battery life is
less than that of Boult Audio Z40 by 3 hours
. Every time you recharge your earbuds, they get a little less playing time. The effect is barely noticeable at first, but over time, your wireless earbuds will have shorter listening time.
This is given by the manufacturer, and Boult Audio Z40's case has a full charge of 50 hours. A charging case with more battery hours enables you to recharge your earbuds on the go several times before recharging the case itself. JBL Live Free 2's charging case has a battery life of 28 hours,
less than that of Boult Audio Z40 by 22 hours
It takes 1.5 hours to fully charge the Boult Audio Z40's battery.
It is recommended to charge fully the battery before using the earbuds for the first time. The Boult Audio Z40 use USB TYPE-C, an industry-standard connector for transmitting both data and power in a single cable. JBL Live Free 2 too use USB TYPE-C.
This USB-C plug is part and parcel of most current laptops, phones, and tablets. The Boult Audio Z40 have Bluetooth version of 5.3, Bluetooth is a wireless technology standard that enables data transfers between devices placed in range, using short-wavelength, ultra-high frequency radio waves. JBL Live Free 2 has a Bluetooth version of 5.2,
older than that of Boult Audio Z40
. Newer versions provide faster data transfers.
Boult Audio Z40 have a 10meters distance connecting via Bluetooth. JBL Live Free 2 have a maximum range of 10meters,
equal to that of the Boult Audio Z40
Boult Audio Z40 support AAC, a codec that is used for Bluetooth audio. It supports 24-bit audio at 250kbps.
Because it uses psychoacoustic modeling, it can provide better results than other codecs at a similar bit rate.
Since its the highest quality codec that any Bluetooth-supporting Apple product supports, the Boult Audio Z40 will work well with your MacBook. If you intend on using these with Android , ensure that they also support aptX HD, LDAC, or LHDC as well.
Boult Audio Z40 have 2 microphones. While the JBL Live Free 2 microphones are 6,
more than that of Boult Audio Z40 by 4
. More microphones result in better sound quality and help the device to filter out background sounds. Boult Audio Z40 have in/on-ear detection, the sensors in the earbuds can detect when removed from your ears so that the music is paused.
The Boult Audio Z40 support fast charging. Usually, technologies like Qualcomm’s Quick Charge, are used to reduce the time it takes to charge a device. JBL Live Free 2 too support fast charging.
This kind is similar to regular charging, just that the battery is filling up much faster. Say, with Quick Charge 3.0, the battery can be charged to 50% in just thirty minutes. Boult Audio Z40 have a mute function, they have the feature to mute/unmute a conversation directly from the earbuds.
The JBL Live Free 2 also have the mute function. It means that you unilaterally turn off the device's microphone, but still hear the other party talk. The Boult Audio Z40, so you can easily access the volume control, pause, play, mute, etc whichever features are supported on the device.
The JBL Live Free 2 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 support voice prompts.
With voice prompts, you receive information via audio messages, like if there is an issue with the connection. JBL Live Free 2 too support voice prompts .i.e the device will notify you when the battery is running low, and you need to recharge the device.
