Design
Ingress Protection (IP) rating
The first number of the IP rating refers to protection against dust, while the second number refers to protection against liquid. E.g. a first number of 6 denotes that it is completely dustproof, and a second number of 7 denotes that the device can withstand full immersion in water.
- EarFun Air Pro ipx5
- Soundcore Liberty Air 2 Pro ipx4
Weight
We consider a lower weight better because lighter devices are more comfortable to carry. A lower weight is also an advantage for home appliances, as it makes transportation easier, and for many other types of products.
- EarFun Air Pro null
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- Soundcore Liberty Air 2 Pro 10.6g
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Is dustproof and water-resistant
The device is dustproof and water-resistant. Water-resistant devices can resist the penetration of water, such as powerful water jets, but not being submerged into water.
- EarFun Air Pro
- Soundcore Liberty Air 2 Pro
Sound quality
Driver unit size
The driver unit is the component that produces sound in the device. Bigger drivers are more powerful and can produce better bass.
- EarFun Air Pro 10mm
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- Soundcore Liberty Air 2 Pro 11mm
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Lowest frequency
The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.
- EarFun Air Pro null
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- Soundcore Liberty Air 2 Pro 20Hz
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Highest frequency
The highest frequency at which device produces audio. The higher the high-frequency response, the clearer and crispier the treble.
- EarFun Air Pro null
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- Soundcore Liberty Air 2 Pro 20000Hz
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Sound pressure level
Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
- EarFun Air Pro 38dB/mW
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- Soundcore Liberty Air 2 Pro null
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Power
Battery life
The device's battery life (when in use) as given by the manufacturer. With a longer battery life you have to charge the device less often.
- EarFun Air Pro 9h
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- Soundcore Liberty Air 2 Pro 7h
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Battery life of charging case
The battery life of the charging case as given by the manufacturer. A charging case with a longer battery life allows you to recharge your headphones on the go multiple times before having to recharge the case itself.
- EarFun Air Pro 23h
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- Soundcore Liberty Air 2 Pro 19h
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Charge time
The time it takes to fully charge the battery.
- EarFun Air Pro 1.5h
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- Soundcore Liberty Air 2 Pro 2h
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Battery power
Battery power, or battery capacity, represents the amount of electrical energy that a battery can store. More battery power can be an indication of longer battery life.
- EarFun Air Pro 60mAh
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- Soundcore Liberty Air 2 Pro 55mAh
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Has wireless charging
It supports a wireless charging standard such as Qi. To charge the device, you simply put it down on a compatible charging pad.
- EarFun Air Pro
- Soundcore Liberty Air 2 Pro
Connectivity
Has LDAC
LDAC is a codec developed by Sony for Bluetooth audio. It is capable of a very high bitrate of 990kbps, which provides high resolution audio. It can also automatically adjust to a lower bitrate of 330kbps or 660kbps to increase stability.
- EarFun Air Pro
- Soundcore Liberty Air 2 Pro
Maximum Bluetooth range
The device can connect at a greater distance via Bluetooth or infrared to another device.
- EarFun Air Pro 15m
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- Soundcore Liberty Air 2 Pro 10m
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Features
Has a mute function
The device has an option to mute/unmute a conversation directly from the device.
- EarFun Air Pro
- Soundcore Liberty Air 2 Pro
Warranty period
When covered under the manufacturer’s warranty it is possible to get a replacement in the case of a malfunction. Note: This may vary by region.
- EarFun Air Pro null
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- Soundcore Liberty Air 2 Pro 1.5 years
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Has an in-line control panel
There is a control panel on the cable, so you can easily operate the device without having to interact with it.
- EarFun Air Pro
- Soundcore Liberty Air 2 Pro
Microphone
Has a noise-canceling microphone
These microphones are designed to filter out background noise from the desired sound. Especially useful in noisy environments.
- EarFun Air Pro
- Soundcore Liberty Air 2 Pro