Home Wireless Earbuds Oneplus Buds Z2 Vs. Sennheiser Cx 500Bt

A Review By Comparison of the Oneplus Buds Z2 Vs. Sennheiser Cx 500Bt

Last updated on Mar 14, 2023   8 minute read
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Sennheiser CX 500BT

Sennheiser CX 500BT

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Reasons why you might like the Sennheiser CX 500BT

Overall Score 6.6 Represents average audio ecosystem compatibility score.

  • Ingress Protection (Ip) Rating of IPX4
  • Has Active Noise Cancellation (Noise Control)
  • Battery Life of 8 hours
  • Has Usb Type-C
  • Number Of Microphones of 4 only
  • Has Ambient Sound Mode
VS
OnePlus Buds Z2

OnePlus Buds Z2

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Reasons why you might like the OnePlus Buds Z2

Overall Score 6 Represents average audio ecosystem compatibility score.

  • Ingress Protection (Ip) Rating of IP55
  • Has Active Noise Cancellation (Noise Control)
  • Battery Life of 7 hours
  • Has Usb Type-C
  • Number Of Microphones of 6 only

A summary of the review by feature comparison

Category Features Sennheiser CX 500BT OnePlus Buds Z2
DESIGN ingress protection (ip) rating ipX4 ip55
weight 12g 9g
has no wires or cables
sweat resistance
has stereo speakers
SOUND QUALITY has active noise cancellation (noise control)
has passive noise reduction
driver unit size 11mm
lowest frequency 5hz 20hz
highest frequency 21,000hz 20,000hz
sound pressure level 94db/mw
POWER battery life 8hours 7hours
battery life of charging case 16hours 31hours
charge time 1.5hours
battery power 40mah
has a battery level indicator
CONNECTIVITY has usb type-c
bluetooth version v5.2 v5.2
maximum bluetooth range 10meters 10meters
has aac
has aptx adaptive
MICROPHONE number of microphones 4only 6only
has a noise-canceling microphone
highest mic frequency 10,000hz
lowest mic frequency 100hz
EXTRAS has ambient sound mode
has in/on-ear detection
has find earbuds feature
supports fast charging
has a mute function
control panel placed on a device
warranty period 2years
has voice prompts
travel bag is included
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A breakdown of the review per specifications

Design

Ingress Protection (Ip) Rating

Sennheiser CX 500BT ipX4
OnePlus Buds Z2 ip55

Ingress protection ratings is the rank of protection given by a casing, against solids and liquids. In the format of IPXX, 'X' represents a number The first value of the IP rating means protection against solids such as dust, while the second refers to resistance against liquids (water).

Scoring IP55, the OnePlus Buds Z2's rating for solids indicates 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 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.

Compared to the OnePlus Buds Z2, Sennheiser CX 500BT have a rating of IPX4 meaning that no data available to specify a protection rating and that of liquids is that, OnePlus Buds Z2 has a higher liquid rating than Sennheiser CX 500BT

Weight

Sennheiser CX 500BT 12g
OnePlus Buds Z2 9g

The OnePlus Buds Z2 have a weight of 9g . We consider a lower weight better because lighter devices are more comfortable to carry.

The Sennheiser CX 500BT, at 12g weigh more than the OnePlus Buds Z2 with a difference of 3g

Has No Wires Or Cables

Sennheiser CX 500BT
OnePlus Buds Z2

True wireless devices have no cables connecting any part of the device together, OnePlus Buds Z2 are true wireless for this case since they have no cables. This is an important distinction since wireless earbuds have cables linking the 2 earbuds together.

Sennheiser CX 500BT also is true wireless because it has no cables connecting the 2 earbuds .

Sweat Resistance

Sennheiser CX 500BT
OnePlus Buds Z2

OnePlus Buds Z2 are resistant to sweat

Sennheiser CX 500BT's resistance to sweat makes both devices good for use while doing sports such as long-distance running, marathons, training in workout bodysuits, etc

Has Stereo Speakers

Sennheiser CX 500BT
OnePlus Buds Z2

OnePlus Buds Z2 have stereo speakers, what this means is that OnePlus Buds Z2's speakers deliver sound from independent channels on both left and right sides, this creates a richer sound and a better listening experience.

Both Sennheiser CX 500BT and OnePlus Buds Z2 have stereo speakers

Sennheiser CX 500BT
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Sound Quality

Has Active Noise Cancellation (Noise Control)

Sennheiser CX 500BT
OnePlus Buds Z2

ANC makes use of advanced kind of tech to reduce unwanted ambient sounds. ANC works when, it detects and analyzes the sound pattern outside and inside the earbud and after generates a mirror signal to counter it. Simply put, it's like taking +1 (noise) and producing -1 (inverted noise) giving 0 hence "diluting" the noise.

The OnePlus Buds Z2 have Active Noise Cancellation allowing you to listen at lower levels of volume, causing less ear fatigue as you don't have to crank up the earbuds volume to overcome background noise.

Sennheiser CX 500BT too have ANC which makes both earbuds ideal for plane rides and morning commutes. The OnePlus Buds Z2 and Sennheiser CX 500BT work with different noise cancellation modes, pick the noise cancellation type that suits your commute or that suites your relaxation time.

Has Passive Noise Reduction

Sennheiser CX 500BT
OnePlus Buds Z2

OnePlus Buds Z2 sit well in place, creating an acoustic seal that reduces background noise while preventing the device voice audio from leaking out .

Both Sennheiser CX 500BT, and OnePlus Buds Z2 have passive noise reduction this means that they tone down ambient noise instead of actively using technology to cancel it out.

Driver Unit Size

Sennheiser CX 500BT
OnePlus Buds Z2 11mm

The OnePlus Buds Z2 have a unit size of 11mm in diameter, bigger drivers are more powerful, therefor producing better bass. The driver unit is the component that produces sound in the device, the unit size dictates the sound produced by the earbuds.

Lowest Frequency

Sennheiser CX 500BT 5hz
OnePlus Buds Z2 20hz

The OnePlus Buds Z2's lowest frequency is at 20Hz, low-frequency response inidcates how well a particular audio component produces low frequencies that can be heard, and if it makes any changes to the signal while at it.

Sennheiser CX 500BT's lowest frequency is at 5Hz, this implies that Sennheiser CX 500BT can produce a juicier bass than the OnePlus Buds Z2

Highest Frequency

Sennheiser CX 500BT 21,000hz
OnePlus Buds Z2 20,000hz

OnePlus Buds Z2's highest frequency is at 20,000Hz, high-frequency response measures if and how well an audio device makes high human frequencies and if it changes to the signal while at it.

Sennheiser CX 500BT's highest frequency is at 21,000Hz, this means that Sennheiser CX 500BT can generate a clearer and crispier treble than the OnePlus Buds Z2

Sound Pressure Level

Sennheiser CX 500BT 94db/mw
OnePlus Buds Z2

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

Power

Battery Life

Sennheiser CX 500BT 8hours
OnePlus Buds Z2 7hours

The OnePlus Buds Z2's battery life is 7 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 requires fewer chargings.

Sennheiser CX 500BT's battery life is more than that of OnePlus Buds Z2 by 1 hours . Each time you recharge your earbuds, they get a little less listening time. The effect is barely noticeable at first, but over a few years, your wireless earbuds will no longer play for long like they used to.

Battery Life Of Charging Case

Sennheiser CX 500BT 16hours
OnePlus Buds Z2 31hours

This is given by the manufacturer, and the OnePlus Buds Z2's case has a full charge of 31 hours. A charging case with more battery hours enables you to recharge your earbuds on the go multiple times before recharging the case itself.

Sennheiser CX 500BT's charging case has a battery life of 16 hours, less than that of OnePlus Buds Z2 by 15 hours

Charge Time

Sennheiser CX 500BT
OnePlus Buds Z2 1.5hours

It requires 1.5 hours to fully charge the OnePlus Buds Z2's battery. It is highly adivsable to fully charge the battery before using the earbuds when they have been unused for extended periods.

Battery Power

Sennheiser CX 500BT
OnePlus Buds Z2 40mah

OnePlus Buds Z2's battery power is 40mAh, battery power, shows the amount of electrical energy that a battery can keep.

Has A Battery Level Indicator

Sennheiser CX 500BT
OnePlus Buds Z2

OnePlus Buds Z2 have a battery level indicator, an indicator notifies you when the device has a low battery. The battery indicator lights indicate the charging status of your earbuds and charging case.

Sennheiser CX 500BT too have a battery level indicator, these enable you tell the charging state of your device, whether fully charged, or having a low battery.

Sennheiser CX 500BT
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Connectivity

Has Usb Type-C

Sennheiser CX 500BT
OnePlus Buds Z2

The OnePlus Buds Z2 have USB TYPE-C, a standard connector for transmitting both data and power through a single cable.

Sennheiser CX 500BT too have USB TYPE-C. This USB-C plug comes along with most current laptops, phones, and tablets.

Bluetooth Version

Sennheiser CX 500BT v5.2
OnePlus Buds Z2 v5.2

The OnePlus Buds Z2 have Bluetooth version of 5.2, Bluetooth is a wireless technology standard that allows data movement between devices placed in range, using short-wavelength, ultra-high frequency radio waves.

Sennheiser CX 500BT has a Bluetooth version of 5.2, equal to that of the OnePlus Buds Z2 . Newer versions provide faster data transfers.

Maximum Bluetooth Range

Sennheiser CX 500BT 10meters
OnePlus Buds Z2 10meters

The OnePlus Buds Z2 have a 10meters distance connecting via Bluetooth.

Sennheiser CX 500BT have a maximum range of 10meters, equal to that of the OnePlus Buds Z2

Has Aac

Sennheiser CX 500BT
OnePlus Buds Z2

OnePlus Buds Z2 support AAC, a codec used for Bluetooth audio. It supports 24-bit audio at 250kbps. Because it uses psychoacoustic modeling, it provides better results than other codecs at a similar bit rate.

Since its the highest quality codec that any Bluetooth-supporting Apple product supports, the OnePlus Buds Z2 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 Sennheiser CX 500BT 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

Sennheiser CX 500BT
OnePlus Buds Z2

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).

Microphone

Number Of Microphones

Sennheiser CX 500BT 4only
OnePlus Buds Z2 6only

OnePlus Buds Z2 have 6 microphones.

The Sennheiser CX 500BT microphones are 4, less than that of OnePlus Buds Z2 by 2 . More microphones result in better sound quality and help the earbuds to filter out noise.

Has A Noise-Canceling Microphone

Sennheiser CX 500BT
OnePlus Buds Z2

The OnePlus Buds Z2 have a noise-canceling type of microphone, these microphones are intended to reduce noise from the earbuds' sound.

The Sennheiser CX 500BT too use a noise-canceling type of microphone. Especially useful in noisy areas.

Highest Mic Frequency

Sennheiser CX 500BT 10,000hz
OnePlus Buds Z2

The Sennheiser CX 500BT'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 CX 500BT 100hz
OnePlus Buds Z2

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.

Sennheiser CX 500BT
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Extras

Has Ambient Sound Mode

Sennheiser CX 500BT
OnePlus Buds Z2

The Sennheiser CX 500BT support ambient sound mode, which uses microphones to channel ambient noises so that they can still be heard even while wearing them

Has In/On-Ear Detection

Sennheiser CX 500BT
OnePlus Buds Z2

The OnePlus Buds Z2 have in/on-ear detection, the sensors in the device can detect when they are removed from your ears .

The Sennheiser CX 500BT too support in/on-ear detection, automatically pauses your music, or audiobook when you remove earbuds from your ears improving your listening experience.

Has Find Earbuds Feature

Sennheiser CX 500BT
OnePlus Buds Z2

If lost in a room, or can't easily find them in your bag, OnePlus Buds Z2 support the find earbuds feature.

Sennheiser CX 500BT too have the find earbuds feature. Simply use the earbuds app on your smartphone to play a sound from your earbuds to help you find them.

Supports Fast Charging

Sennheiser CX 500BT
OnePlus Buds Z2

The OnePlus Buds Z2 support fast charging. Commonly, technologies like Qualcomm’s Quick Charge, are used to lower the amount of time it takes to charge a device.

Also the Sennheiser CX 500BT support fast charging. This kind is similar to regular charging, just that the battery is filling up much faster. For example, with Quick Charge 3.0, the battery is charged to 50% in 30 minutes.

Has A Mute Function

Sennheiser CX 500BT
OnePlus Buds Z2

OnePlus Buds Z2 have a mute function, they have the option to mute/unmute a conversation directly from the earbuds.

The Sennheiser CX 500BT too have the mute function. It means that you are in position turn off the earbuds' microphone, but still hear the other party's voice.

Control Panel Placed On A Device

Sennheiser CX 500BT
OnePlus Buds Z2

With the OnePlus Buds Z2, so you can easily access the volume control, pause, play, mute, etc whichever features are supported on the earbuds.

Sennheiser CX 500BT too have a control panel on them.

Warranty Period

Sennheiser CX 500BT 2years
OnePlus Buds Z2

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 that has followed instruction manuals.

Has Voice Prompts

Sennheiser CX 500BT
OnePlus Buds Z2

The OnePlus Buds Z2 support voice prompts. Automatically receive information via audio messages, say if there is an issue with the connection.

The Sennheiser CX 500BT too support voice prompts .i.e the device will notify you when the battery is running low, and it's time to recharge them.

Travel Bag Is Included

Sennheiser CX 500BT
OnePlus Buds Z2

OnePlus Buds Z2 come with a special pouch. Carrying earphones without a case, or putting them inside your pockets without a cover may easily put them at risk of getting damaged.

Sennheiser CX 500BT too have a travel bag included, which is useful for safe transportation.

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