A breakdown of the review per specifications

Weight

Sony WH CH520 147g

Adidas RPT 01 215g

Sony WH CH520 have a weight of 147g, these weigh below 320g, which we consider as the highest average a headphone should weigh for comfort during long use. We consider a lower weight best because lighter devices are more comfortable to transport.

Adidas RPT 01, at 215g weigh more than the Sony WH CH520 with a difference 68g

Has A Tangle Free Cable

Sony WH CH520 ✓

Adidas RPT 01 ✗

Twisted headphone cables can be a great source of annoyance and inconvenience, Sony WH CH520's cable is designed to minimize tangling. Constant twisting of the cables can also lead to bends in the copper wires, affecting sound quality, or rendering your headphones defective.

Is Dust-Proof And Water-Resistant

Sony WH CH520 ✗

Adidas RPT 01 ✓

The Adidas RPT 01 is dustproof and water-resistant. A water-resistant device can resist the penetration of water, such as powerful water jets, if it is to be submerged into the water this is usually set to a given depth and for a specific time period.

Sweat Resistance

Sony WH CH520 ✓

Adidas RPT 01 ✓

By sweat resistance we mean that the wireless earbuds are protected in the presence of low-pressure water jets at any angle, this is determined by the IP Rating of the earbuds. Based on the ingress protection rating of the Sony WH CH520 they do have sweat resistance

Adidas RPT 01's resistance to sweat makes both devices ideal for use while doing sports such as long-distance running, marathons, training in workout bodysuits,

Has An Over-The-Ear Foam

Sony WH CH520 ✗

Adidas RPT 01 ✓

Over-ear headphones have larger earpads that fit around your entire ear Adidas RPT 01 have a comfortable full-size form with earcups that fully enclose your ears. This design is loved for its increased sound isolation and the fact that it won't leak sound to your neighbors.

Has An On-Ear Foam

Sony WH CH520 ✓

Adidas RPT 01 ✓

On-ear headphones have smaller earpads that sit on top of your ears, this Sony WH CH520 comfortably rests on top of your outer ears. As it doesn't block out everything from the outside world, it's preferred in places like office environments and recommended for outdoor activities.

Adidas RPT 01 too have an on-ear form. These headphones don't seal your ears and are usually lightweight and sleek.

Has Stereo Speakers

Sony WH CH520 ✓

Adidas RPT 01 ✓

Sony WH CH520 have stereo speakers, what this means is that Sony WH CH520's speakers deliver sound from separate channels on both left and right sides, this creates a richer sound and a better listening experience.

Both Adidas RPT 01 and Sony WH CH520 have stereo speakers

Sony WH CH520
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Has Passive Noise Reduction

Sony WH CH520 ✓

Adidas RPT 01 ✗

Passive Noise Cancellation uses well-designed ear cups to seal out unwanted noise. This is used for both in-ear earphones and over-ear headphones where the headphone itself will keep surrounding noise out. The Sony WH CH520 sits tightly in place, creating an acoustic seal that reduces background noise and prevents your music from leaking out.

Lowest Frequency

Sony WH CH520 20Hz

Adidas RPT 01 ✗

Low-frequency response measures if and how well a particular audio component reproduces low audible frequencies and if it makes any changes to the signal while at it. Sony WH CH520's lowest frequency is at 20Hz, the lower the low-frequency response, the stronger and juicier the bass.

Highest Frequency

Sony WH CH520 20000Hz

Adidas RPT 01 ✗

High frequency response measures if and how well a particular audio component reproduces high audible frequencies and if it changes to the signal while at it. Sony WH CH520's highest frequency is at 20000Hz, the higher the high-frequency response, the clearer and crispier the treble.

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Battery Life

Sony WH CH520 40hours

Adidas RPT 01 40hours

If your headphones play wirelessly, cancel ambient noise, or enhance your listening experience with active features, their battery life will reduce over time. The device's battery life is given by the manufacturer, with longer battery life, you get to use it for longer and have to charge the device less often. Sony WH CH520's battery life is 40 hours

Adidas RPT 01's battery life is 40 hours. Each time you recharge your headphones, they get a little less listening time. The effect is barely noticeable at first. But over a few years, you may find that your device, no longer plays for long like it used to.

Charge Time

Sony WH CH520 3hours

Adidas RPT 01 3hours

It takes 3 hours to fully charge the Sony WH CH520's battery. It is recommended to fully charge the battery before using the headphones for the first time or when they have been unused for extended periods.

Adidas RPT 01 takes 3 hours to fully charge the battery

Has A Rechargeable Battery

Sony WH CH520 ✓

Adidas RPT 01 ✗

A rechargeable battery is a type of electrical battery that can be charged, discharged into a load, and recharged many times, as opposed to a disposable or primary battery, which is supplied fully charged and discarded after use. Sony WH CH520's battery can be recharged and used over again.

Sony WH CH520
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Can Be Used Wirelessly

Sony WH CH520 ✓

Adidas RPT 01 ✓

Sony WH CH520 can be used wirelessly, wireless devices allow users more freedom of movement.

The Adidas RPT 01 also can be used wirelessly

Bluetooth Version

Sony WH CH520 v5.2

Adidas RPT 01 v5

Bluetooth is a wireless technology standard that allows data transfers between devices placed in close proximity, using short-wavelength, ultra-high frequency radio waves. Sony WH CH520 has a v5.2

Adidas RPT 01 has a Bluetooth version of v5. Newer versions provide faster data transfers.

Has Usb Type-C

Sony WH CH520 ✓

Adidas RPT 01 ✓

Sony WH CH520 support USB TYPE-C, an industry-standard connector for transmitting both data and power on a single cable. The USB-C plug is now part and parcel of most current laptops, phones, and tablets, it features reversible plug orientation and cable direction.

Adidas RPT 01 too have USB TYPE-C

Has Aac

Sony WH CH520 ✓

Adidas RPT 01 ✗

Sony WH CH520 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.

Maximum Bluetooth Range

Sony WH CH520 10meters

Adidas RPT 01 ✗

Bluetooth is a short-range wireless technology standard that is used for exchanging data between fixed and mobile devices over short distances. The Sony WH CH520 can connect at a 10meters distance via Bluetooth or infrared to another device.

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Number Of Microphones

Sony WH CH520 1only

Adidas RPT 01 1only

Sony WH CH520 have only 1 microphones, more microphones result in better sound quality and enable the device to filter out background noise.

The Adidas RPT 01 microphones are only 1.

Sony WH CH520
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Has A Mute Function

Sony WH CH520 ✗

Adidas RPT 01 ✓

Adidas RPT 01 have a mute function, they have an option to mute/unmute a conversation directly from the device. The mute function means that you unilaterally turn off the microphone, but you can still hear the other party's voice.

Multipoint Count

Sony WH CH520 2only

Adidas RPT 01 ✗

Sony WH CH520 support multipoint, which allows you to link to more Bluetooth devices and switch between them. For example, you can easily switch calls from one device to another without having to manually disconnect and reconnect.

Control Panel Placed On A Device

Sony WH CH520 ✓

Adidas RPT 01 ✗

There is a control panel on the Sony WH CH520 body, so you can easily access the volume control or remote without having to interact with a cable or another device it's connected to.

Can Be Used As A Headset

Sony WH CH520 ✓

Adidas RPT 01 ✗

Sony WH CH520 can be used as a headset. A headset is one headphone or pair with a built-in microphone. Headsets can be used for apps that require communication i.e. Zoom, Google Meet, Skype, games with voice chat, mobile phones, etc.

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Reasons why you might like the Sony WH CH520

Reasons why you might like the Adidas RPT 01

A breakdown of the review per specifications

Design

Weight

Has A Tangle Free Cable

Is Dust-Proof And Water-Resistant

Sweat Resistance

Has An Over-The-Ear Foam

Has An On-Ear Foam

Has Stereo Speakers

Sound Quality

Has Passive Noise Reduction

Lowest Frequency

Highest Frequency

Power

Battery Life

Charge Time

Has A Rechargeable Battery

Connectivity

Can Be Used Wirelessly

Bluetooth Version

Has Usb Type-C

Has Aac

Maximum Bluetooth Range

Microphone

Number Of Microphones

Extras

Has A Mute Function

Multipoint Count

Control Panel Placed On A Device

Can Be Used As A Headset

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