A breakdown of the review per specifications

Ingress Protection (Ip) Rating

LG Tone Free Fit TF8 IP67

Sennheiser CX 500BT IPX4

Ingress protection ratings refer to the rank of protection given by an enclosure, against solids and liquids. The letters 'IP' are followed by two values The first value means protection against solids say dust, while the second refers to protection against liquids (water).

Scoring IPX4, the Sennheiser CX 500BT's rating is read as, the first number of X denotes that no data available to specify a protection rating, 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 Sennheiser CX 500BT, LG Tone Free Fit TF8 have a rating of IP67 meaning that they are completely dust proof and that of liquids is that, Sennheiser CX 500BT has a lower liquid rating than LG Tone Free Fit TF8

Weight

LG Tone Free Fit TF8 5.7g

Sennheiser CX 500BT 12g

Sennheiser CX 500BT have a weight of 12g . We consider a lower weight better because lighter devices are easier to move with.

LG Tone Free Fit TF8, at 5.7g weigh less than the Sennheiser CX 500BT with a difference -6.3g

Has No Wires Or Cables

LG Tone Free Fit TF8 ✓

Sennheiser CX 500BT ✓

True wireless devices have no cables connecting any part of the device together, Sennheiser CX 500BT are true wireless for this matter since they have no wires. This is a key distinction since wireless earbuds have cables linking the pair of earbuds .

LG Tone Free Fit TF8 also is true wireless because it has no wires connecting the two earbuds .

Wingtips Included

LG Tone Free Fit TF8 ✓

Sennheiser CX 500BT ✗

LG Tone Free Fit TF8 have wingtips, these are commonly used for workout earbuds and come as an optional add-on to each silicone ear tip for a more secure fit.

Sweat Resistance

LG Tone Free Fit TF8 ✓

Sennheiser CX 500BT ✓

Sennheiser CX 500BT have sweat resistance

LG Tone Free Fit TF8's resistance to sweat makes both devices ideal for use during long-distance running, marathons, training in workout bodysuits, etc

Is Dust Proof And Water-Resistant

LG Tone Free Fit TF8 ✓

Sennheiser CX 500BT ✗

LG Tone Free Fit TF8 are both dustproof and water-resistant.

Has Stereo Speakers

LG Tone Free Fit TF8 ✓

Sennheiser CX 500BT ✓

Sennheiser CX 500BT have stereo speakers, what this means is that Sennheiser CX 500BT's speakers deliver sound from separate channels on both left and right sides, this creates a richer sound and a better listening experience.

The LG Tone Free Fit TF8 also have stereo speakers

LG Tone Free Fit TF8
See price on Amazon

Has Active Noise Cancellation (Noise Control)

LG Tone Free Fit TF8 ✓

Sennheiser CX 500BT ✓

Active noise cancellation utilises more advanced technology to actively cancel noise. How it works, it studies the sound pattern of incoming noise and generates a mirror signal to cancel it out. In simple terms, it's like taking +1 (noise) then adding -1 (counter sound by the device) to make 0 hence "diluting" the noise.

Sennheiser CX 500BT have Active Noise Cancellation enabling you to listen at lower volume levels, causing less ear fatigue since you don't have to crank up the earbuds volume to outcompete background sounds.

The LG Tone Free Fit TF8 too have ANC making both earbuds ideal for flights and rush hour travels. Each work with different noise cancellation modes, pick the noise cancellation type that suits your commute or that suites your chill time.

Has Passive Noise Reduction

LG Tone Free Fit TF8 ✓

Sennheiser CX 500BT ✓

The Sennheiser CX 500BT sit tightly in place, this creates an acoustic seal that reduces background sounds and also prevents the device voice audio from leaking out .

Both of these devices have passive noise reduction this means that both reduce ambient noise without using ANC to cancel it out.

Driver Unit Size

LG Tone Free Fit TF8 6mm

Sennheiser CX 500BT ✗

The LG Tone Free Fit TF8 driver unit is 6mm 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 device, the unit size determines the loudness of the earbuds.

Lowest Frequency

LG Tone Free Fit TF8 20Hz

Sennheiser CX 500BT 5Hz

The Sennheiser CX 500BT's lowest frequency is at 5Hz, low-frequency response inidcates how well a particular audio component produces low frequencies that can be heard, and if it alters the signal while at it.

LG Tone Free Fit TF8's lowest frequency is at 20Hz, this means that Sennheiser CX 500BT can produce a juicier bass than the LG Tone Free Fit TF8

Highest Frequency

LG Tone Free Fit TF8 20000Hz

Sennheiser CX 500BT 21000Hz

Sennheiser CX 500BT's highest frequency is at 21000Hz, high-frequency response indicates how well an audio device produces high audible frequencies and if it adjustments to the signal on its way through.

LG Tone Free Fit TF8's highest frequency is at 20000Hz, this implies that Sennheiser CX 500BT generate a clearer and crispier treble than the LG Tone Free Fit TF8

Sound Pressure Level

LG Tone Free Fit TF8 ✗

Sennheiser CX 500BT 94dB/mW

The sound pressure level, is the pressure level of sound, in decibels, dB, Sennheiser CX 500BT's measurement is 94dB/mW. Devices with a higher sound pressure level are generally louder when supplied with any given audio source.

A Review By Comparison Of The Technics Eah Az80 Vs. Sennheiser Cx 500Bt

Battery Life

LG Tone Free Fit TF8 10hours

Sennheiser CX 500BT 8hours

Sennheiser CX 500BT's battery life is 8 hours, these last longer than 5 hours of listening which is considered average before recharge. A device's battery life is given by the manufacturer, and with longer battery life, you get to use it for longer and have to charge the device less often.

LG Tone Free Fit TF8's battery life is more than that of Sennheiser CX 500BT by 2 hours . 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

LG Tone Free Fit TF8 20hours

Sennheiser CX 500BT 16hours

The battery life of the charging case is given by the manufacturer, and Sennheiser CX 500BT's case is said to have a charge of 16 hours. A charging case with more battery hours enables you to recharge your earbuds on the go several times before having to recharge the case itself.

LG Tone Free Fit TF8's charging case has a battery life of 20 hours, more than that of Sennheiser CX 500BT by 4 hours

Charge Time

LG Tone Free Fit TF8 1hours

Sennheiser CX 500BT ✗

It requires 1 hours to fully charge the LG Tone Free Fit TF8's battery. It is recommended to fully charge the battery before using the earbuds for the first time.

Battery Power

LG Tone Free Fit TF8 68mAh

Sennheiser CX 500BT ✗

LG Tone Free Fit TF8's battery power is 68mAh, battery power, represents the amount of electrical energy that a battery can keep.

Has Wireless Charging

LG Tone Free Fit TF8 ✓

Sennheiser CX 500BT ✗

The LG Tone Free Fit TF8, the device supports wireless charging. To charge the device, you simply place down on a compatible charging pad.

Has A Battery Level Indicator

LG Tone Free Fit TF8 ✓

Sennheiser CX 500BT ✓

The Sennheiser CX 500BT have a battery level indicator, an indicator alerts you when the earbuds has a low battery. Its lights indicate the charging state of your earbuds and case.

LG Tone Free Fit TF8 too have a battery level indicator, these allow you tell the charging state of your earbuds, if charged fully, or the battery is running low.

LG Tone Free Fit TF8
See price on Amazon

Has Usb Type-C

LG Tone Free Fit TF8 ✓

Sennheiser CX 500BT ✓

Sennheiser CX 500BT use USB TYPE-C, an industry-standard connector for transmitting both data and power in a single cable.

LG Tone Free Fit TF8 too support USB TYPE-C. This USB-C plug is part and parcel of most current laptops, phones, and tablets.

Bluetooth Version

LG Tone Free Fit TF8 v5.3

Sennheiser CX 500BT v5.2

The Sennheiser CX 500BT have Bluetooth version of 5.2, Bluetooth is a wireless technology standard that enables data transfers between devices placed in range, using short-wavelength, ultra-high frequency radio waves.

LG Tone Free Fit TF8 has a Bluetooth version of 5.3, newer than that of Sennheiser CX 500BT . Newer versions provide faster data transfers.

Maximum Bluetooth Range

LG Tone Free Fit TF8 10meters

Sennheiser CX 500BT 10meters

The Sennheiser CX 500BT have a 10meters distance to connect via Bluetooth.

LG Tone Free Fit TF8 have a maximum range of 10meters, equal to that of the Sennheiser CX 500BT

Has Aac

LG Tone Free Fit TF8 ✓

Sennheiser CX 500BT ✓

Sennheiser CX 500BT 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 Sennheiser CX 500BT will work well with your iPhone. If you intend on using these with Android , ensure that they also support aptX HD, LDAC, or LHDC as well.

The LG Tone Free Fit TF8 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 Aptx Adaptive

LG Tone Free Fit TF8 ✗

Sennheiser CX 500BT ✓

The Sennheiser CX 500BT support APTX Adaptive, an audio codec for Bluetooth devices that are developed by Qualcomm. It has a variable bit rate (between 279kbps and 420kbps).

A Review By Comparison Of The Technics Eah Az80 Vs. Sennheiser Cx 500Bt

Number Of Microphones

LG Tone Free Fit TF8 6only

Sennheiser CX 500BT 4only

Sennheiser CX 500BT have 4 microphones.

While the LG Tone Free Fit TF8 microphones are 6, more than that of Sennheiser CX 500BT by 2 . More microphones result in better sound quality and help the earbuds to filter out noise.

Has A Noise-Canceling Microphone

LG Tone Free Fit TF8 ✓

Sennheiser CX 500BT ✓

The Sennheiser CX 500BT use a noise-canceling microphone, these microphones are designed to filter out noise from the earbuds' sound.

The LG Tone Free Fit TF8 too have a noise-canceling microphone. Especially useful in noisy areas.

Highest Mic Frequency

LG Tone Free Fit TF8 ✗

Sennheiser CX 500BT 10000Hz

Sennheiser CX 500BT's highest mic frequency is 10000Hz, high frequencies are better for recording treble. The highest mic frequency of a microphone is defined as its upper limiting frequency.

Lowest Mic Frequency

LG Tone Free Fit TF8 ✗

Sennheiser CX 500BT 100Hz

Sennheiser CX 500BT'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.

LG Tone Free Fit TF8
See price on Amazon

Has Ambient Sound Mode

LG Tone Free Fit TF8 ✓

Sennheiser CX 500BT ✓

The Sennheiser CX 500BT support ambient sound mode, which uses microphones to channel ambient sound to still be heard even when wearing the earbuds

The LG Tone Free Fit TF8 support ambient sound mode as well, helpful 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.

Has In/On-Ear Detection

LG Tone Free Fit TF8 ✓

Sennheiser CX 500BT ✓

The Sennheiser CX 500BT have in/on-ear detection, the sensors in the earbuds can detect when removed from your ears .

LG Tone Free Fit TF8 too support in/on-ear detection, automatically pauses your music, or audiobook when you remove earbuds from your ears saving battery life.

Has Find Earbuds Feature

LG Tone Free Fit TF8 ✗

Sennheiser CX 500BT ✓

When misplaced in a room, or can't be found in your bag, the Sennheiser CX 500BT support the find earbuds feature.

Supports Fast Charging

LG Tone Free Fit TF8 ✓

Sennheiser CX 500BT ✓

The Sennheiser CX 500BT support fast charging. Commonly, technologies like MediaTek’s Pump Express, are used to lower the amount of time it takes to charge a device.

LG Tone Free Fit TF8 support fast charging. It's very similar to regular charging, only that the battery fills up much faster. For example, with Quick Charge 3.0, the battery can be charged to 50% in just thirty minutes.

Multipoint Count

LG Tone Free Fit TF8 2only

Sennheiser CX 500BT ✗

LG Tone Free Fit TF8 support multipoint of 2 connections, the multipoint feature allows you to link to more than one Bluetooth device and switch between them. For example, you can easily switch calls from one device to another without having to manually disconnect and reconnect.

Has A Mute Function

LG Tone Free Fit TF8 ✓

Sennheiser CX 500BT ✓

The Sennheiser CX 500BT have a mute function, they have the feature to mute/unmute a conversation directly from the device.

The LG Tone Free Fit TF8 too support the mute function. It means that you unilaterally turn off the earbuds' microphone, but you can still hear the other party's voice.

Control Panel Placed On A Device

LG Tone Free Fit TF8 ✓

Sennheiser CX 500BT ✓

The Sennheiser CX 500BT, so you can access the volume control, pause, play, mute, etc whichever features are supported on the earbuds.

LG Tone Free Fit TF8 too have a control panel on them.

Warranty Period

LG Tone Free Fit TF8 ✗

Sennheiser CX 500BT 2Years

The Sennheiser CX 500BT 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.

Has Voice Prompts

LG Tone Free Fit TF8 ✓

Sennheiser CX 500BT ✓

Sennheiser CX 500BT support voice prompts. Automatically receive information via audio messages, say if there is a problem with the connection.

LG Tone Free Fit TF8 also support voice prompts .i.e the device notifies you when the battery is running low, and it's time to recharge them.

Travel Bag Is Included

LG Tone Free Fit TF8 ✓

Sennheiser CX 500BT ✓

The Sennheiser CX 500BT come with a special case. Carrying earbuds openly, or placing them inside your bag without a cover may easily damage them.

LG Tone Free Fit TF8 too have a case included, which offers safe transportation.

A Review By Comparison Of The Echo Buds 3Rd Generation Vs. Sennheiser Cx 500Bt

Category	Features	LG Tone Free Fit TF8	Sennheiser CX 500BT
DESIGN	ingress protection (ip) rating	IP67	IPX4
	weight	5.7g	12g
	has no wires or cables	✓	✓
	wingtips included	✓	✗
	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	6mm	✗
	lowest frequency	20Hz	5Hz
	highest frequency	20000Hz	21000Hz
	sound pressure level	✗	94dB/mW
POWER	battery life	10hours	8hours
	battery life of charging case	20hours	16hours
	charge time	1hours	✗
	battery power	68mAh	✗
	has wireless charging	✓	✗
	has a battery level indicator	✓	✓
CONNECTIVITY	has usb type-c	✓	✓
	bluetooth version	v5.3	v5.2
	maximum bluetooth range	10meters	10meters
	has aac	✓	✓
	has aptx adaptive	✗	✓
MICROPHONE	number of microphones	6only	4only
	has a noise-canceling microphone	✓	✓
	highest mic frequency	✗	10000Hz
	lowest mic frequency	✗	100Hz
EXTRAS	has ambient sound mode	✓	✓
	has in/on-ear detection	✓	✓
	has find earbuds feature	✗	✓
	supports fast charging	✓	✓
	multipoint count	2only	✗
	has a mute function	✓	✓
	control panel placed on a device	✓	✓
	warranty period	✗	2Years
	has voice prompts	✓	✓
	travel bag is included	✓	✓
		See price on Amazon	See price on Amazon

A Review By Comparison of the Sennheiser Cx 500Bt Vs. Lg Tone Free Fit Tf8

Reasons why you might like the LG Tone Free Fit TF8

Reasons why you might like the Sennheiser CX 500BT

A summary of the review by feature comparison

A breakdown of the review per specifications

Design

Ingress Protection (Ip) Rating

Weight

Has No Wires Or Cables

Wingtips Included

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

Lowest Frequency

Highest Frequency

Sound Pressure Level

Power

Battery Life

Battery Life Of Charging Case

Charge Time

Battery Power

Has Wireless Charging

Has A Battery Level Indicator

Connectivity

Has Usb Type-C

Bluetooth Version

Maximum Bluetooth Range

Has Aac

Has Aptx Adaptive

Microphone

Number Of Microphones

Has A Noise-Canceling Microphone

Highest Mic Frequency

Lowest Mic Frequency

Extras

Has Ambient Sound Mode

Has In/On-Ear Detection

Has Find Earbuds Feature

Supports Fast Charging

Multipoint Count

Has A Mute Function

Control Panel Placed On A Device

Warranty Period

Has Voice Prompts

Travel Bag Is Included

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