Design
Fit
The fit of the earbuds.
- EPOS GTW 270 Hybrid in_ear
- Mivi DuoPods F50 earbud
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.
- EPOS GTW 270 Hybrid null
- Mivi DuoPods F50 ipx4
Sound quality
Has passive noise reduction
The device sits tightly in place, creating an acoustic seal which reduces background noise and prevents your music from leaking out.
- EPOS GTW 270 Hybrid
- Mivi DuoPods F50
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.
- EPOS GTW 270 Hybrid null
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- Mivi DuoPods F50 13mm
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Sound pressure level
Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
- EPOS GTW 270 Hybrid 100dB/mW
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- Mivi DuoPods F50 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.
- EPOS GTW 270 Hybrid 5h
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- Mivi DuoPods F50 8.5h
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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.
- EPOS GTW 270 Hybrid 15h
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- Mivi DuoPods F50 42.5h
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Charge time
The time it takes to fully charge the battery.
- EPOS GTW 270 Hybrid 1.5h
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- Mivi DuoPods F50 1h
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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.
- EPOS GTW 270 Hybrid null
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- Mivi DuoPods F50 40mAh
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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.
- EPOS GTW 270 Hybrid
- Mivi DuoPods F50
Has aptX Adaptive
aptx Adaptive is an audio codec for Bluetooth devices that is developed by Qualcomm. It has a variable bit rate (between 279kbps and 420kbps), which means it can adjust the bit rate for different scenarios, such as listening to HD audio or reducing interference from other devices.
- EPOS GTW 270 Hybrid
- Mivi DuoPods F50
Has aptX Low Latency
aptX Low Latency is a codec developed by Qualcomm. It uses Bluetooth 5.0 technology to provide low latency audio (around 40ms), which is useful when you want to avoid audio lag (e.g. when playing games).
- EPOS GTW 270 Hybrid
- Mivi DuoPods F50
Has aptX HD
aptX HD is an audio codec for Bluetooth devices that is developed by Qualcomm. It supports high quality 24-bit audio (at a bit rate of 576kbps).
- EPOS GTW 270 Hybrid
- Mivi DuoPods F50
Has aptX
aptX is a codec used for transmitting audio wirelessly with Bluetooth. It is developed by Qualcomm, and supports 16-bit audio at a bit rate of 384kbps.
- EPOS GTW 270 Hybrid
- Mivi DuoPods F50
Has AAC
AAC is 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.
- EPOS GTW 270 Hybrid
- Mivi DuoPods F50
Features
Has ambient sound mode
Ambient sound mode uses microphones to pass through ambient noises so that they can still be heard. It’s useful when you want to listen to music but also be aware of what’s happening around you, for example when you’re jogging but still want to be able to hear traffic.
- EPOS GTW 270 Hybrid
- Mivi DuoPods F50
Has in/on-ear detection
Sensors can detect when they are removed from your ears so that the music is paused, saving battery life.
- EPOS GTW 270 Hybrid
- Mivi DuoPods F50
Has find earbuds feature
You can use the app to play a sound from your earbuds to help you locate them.
- EPOS GTW 270 Hybrid
- Mivi DuoPods F50
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.
- EPOS GTW 270 Hybrid null
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- Mivi DuoPods F50 1 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.
- EPOS GTW 270 Hybrid
- Mivi DuoPods F50
Has a temperature sensor
With a temperature sensor you can monitor changes in temperature to measure your exertion levels and avoid hyperthermia.
- EPOS GTW 270 Hybrid
- Mivi DuoPods F50
Microphone
Has a noise-canceling microphone
These microphones are designed to filter out background noise from the desired sound. Especially useful in noisy environments.
- EPOS GTW 270 Hybrid
- Mivi DuoPods F50
Mic sensitivity
It's the 'loudness' of the sound that the microphone can pick up.
- EPOS GTW 270 Hybrid -20dBV/Pa
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- Mivi DuoPods F50 null
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Highest mic frequency
The highest frequency that the mic can pick up. Better for recording treble.
- EPOS GTW 270 Hybrid 7500Hz
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- Mivi DuoPods F50 null
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Lowest mic frequency
The lowest frequency that the mic can pick up. Better for recording bass.
- EPOS GTW 270 Hybrid 100Hz
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- Mivi DuoPods F50 null
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