Design
Fit
The fit of the earbuds.
- EPOS GTW 270 Hybrid in_ear
- Nothing Ear Open open_ear
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
- Nothing Ear Open ip54
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.
- EPOS GTW 270 Hybrid null
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- Nothing Ear Open null
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Has no wires or cables
True wireless devices have no cables connecting any part of the device together. This is an important distinction as some wireless earbuds have cables connecting the two earbuds together.
- EPOS GTW 270 Hybrid null
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- Nothing Ear Open 16.2
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Wingtips included
These earbuds come with wingtips that can be attached for a more secure fit. Wingtips come in handy for sports and other physical activities. When used correctly, they prevent the earbuds from falling off.
- EPOS GTW 270 Hybrid
- Nothing Ear Open
Sweat resistance
Resistance to sweat makes it ideal for use while doing sports.
- EPOS GTW 270 Hybrid
- Nothing Ear Open
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.
- EPOS GTW 270 Hybrid
- Nothing Ear Open
Has stereo speakers
Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.
- EPOS GTW 270 Hybrid
- Nothing Ear Open
Waterproof depth rating
The waterproof depth rating indicates how well the device is protected against water ingress and water pressure. Devices which can withstand more water pressure are better for swimming or diving.
- EPOS GTW 270 Hybrid null
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- Nothing Ear Open null
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Has a display
The device has an electronic display to present information to the user.
- EPOS GTW 270 Hybrid
- Nothing Ear Open
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
- Nothing Ear Open
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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- Nothing Ear Open 14.2
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Has Dolby Atmos
Dolby Atmos is a surround sound technology that allows sounds to be interpreted as three-dimensional objects. By doing so, Dolby Atmos allows for immersive, 360-degree sound.
- EPOS GTW 270 Hybrid
- Nothing Ear Open
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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- Nothing Ear Open null
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Has a neodymium magnet
Devices with neodymium magnets are lighter and more powerful than those which use ferrite magnets. They also have more bass and clear high notes.
- EPOS GTW 270 Hybrid null
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- Nothing Ear Open 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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- Nothing Ear Open 8
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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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- Nothing Ear Open 22
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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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- Nothing Ear Open null
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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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- Nothing Ear Open 1.5
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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.
- EPOS GTW 270 Hybrid null
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- Nothing Ear Open 64
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Has a battery level indicator
An indicator shows you when the device has low battery.
- EPOS GTW 270 Hybrid
- Nothing Ear Open
Has a rechargeable battery
The battery can be recharged and used over again.
- EPOS GTW 270 Hybrid
- Nothing Ear Open
Connectivity
Bluetooth version
Bluetooth is a wireless technology standard that allows data transfers between devices placed in close proximity, using short-wavelength, ultra-high frequency radio waves. Newer versions provide faster data transfers.
- EPOS GTW 270 Hybrid 5.1
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- Nothing Ear Open null
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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 null
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- Nothing Ear Open 5.3
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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
- Nothing Ear Open
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
- Nothing Ear Open
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
- Nothing Ear Open
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
- Nothing Ear Open
Audio latency
Latency refers to the time it takes for the audio signal to be transmitted to your headphones/earbuds. Lower latency reduces audio lag, and is particularly important when playing games or watching videos.
- EPOS GTW 270 Hybrid null
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- Nothing Ear Open null
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Maximum Bluetooth range
The device can connect at a greater distance via Bluetooth or infrared to another device.
- EPOS GTW 270 Hybrid 10m
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- Nothing Ear Open null
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Supports Bluetooth pairing using NFC
Device supports fast Bluetooth pairing using NFC so it can communicate with other devices over Bluetooth. You can fastly pair devices without entering a code by simply holding one device next to the device with which it is to be paired.
- EPOS GTW 270 Hybrid null
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- Nothing Ear Open null
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Can be used wirelessly
Wireless devices allow users more freedom of movement.
- EPOS GTW 270 Hybrid null
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- Nothing Ear Open 10
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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
- Nothing Ear Open
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
- Nothing Ear Open
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
- Nothing Ear Open
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
- Nothing Ear Open
Multipoint count
Multipoint 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.
- EPOS GTW 270 Hybrid null
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- Nothing Ear Open 2
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Has a mute function
The device has an option to mute/unmute a conversation directly from the device.
- EPOS GTW 270 Hybrid
- Nothing Ear Open
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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- Nothing Ear Open null
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Has voice prompts
With voice prompts, you will automatically receive information via audio messages – for instance, you may find out that the battery is running low, and it's time to recharge the device.
- EPOS GTW 270 Hybrid null
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- Nothing Ear Open null
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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
- Nothing Ear Open
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
- Nothing Ear Open
Microphone
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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- Nothing Ear Open 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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- Nothing Ear Open 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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- Nothing Ear Open null
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