Design
Fit
The fit of the earbuds.
- Motorola VerveBuds 400 earbud
- Nuraphone NuraTrue in_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.
- Motorola VerveBuds 400 ipx6
- Nuraphone NuraTrue 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.
- Motorola VerveBuds 400 9
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- Nuraphone NuraTrue 14.8g
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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.
- Motorola VerveBuds 400
- Nuraphone NuraTrue
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.
- Motorola VerveBuds 400
- Nuraphone NuraTrue
Has RGB lighting
RGB lighting allows you to choose between millions of colors and customize the look of your PC components.
- Motorola VerveBuds 400
- Nuraphone NuraTrue
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.
- Motorola VerveBuds 400 null
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- Nuraphone NuraTrue null
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Sound quality
Has active noise cancellation (ANC)
This type of device allows you to listen at lower volume levels, causing less ear fatigue as you don't have to crank up the volume to overcome background noise. Ideal for plane rides and morning commutes.
- Motorola VerveBuds 400
- Nuraphone NuraTrue
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.
- Motorola VerveBuds 400
- Nuraphone NuraTrue
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.
- Motorola VerveBuds 400 6
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- Nuraphone NuraTrue 10mm
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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.
- Motorola VerveBuds 400 null
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- Nuraphone NuraTrue 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.
- Motorola VerveBuds 400 null
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- Nuraphone NuraTrue 20000Hz
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Impedance
Impedance is the device’s electrical resistance to the current being pushed through it. The lower the impedance, the easier it is to get higher volume and requires less power.
- Motorola VerveBuds 400 null
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- Nuraphone NuraTrue 108dB/mW
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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.
- Motorola VerveBuds 400
- Nuraphone NuraTrue
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.
- Motorola VerveBuds 400 3
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- Nuraphone NuraTrue 6h
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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.
- Motorola VerveBuds 400 null
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- Nuraphone NuraTrue 18h
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Battery life (ANC)
The battery life when using active noise cancellation (ANC), as given by the manufacturer.
- Motorola VerveBuds 400 null
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- Nuraphone NuraTrue 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.
- Motorola VerveBuds 400 null
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- Nuraphone NuraTrue null
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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.
- Motorola VerveBuds 400
- Nuraphone NuraTrue
Has a solar power battery
A solar battery takes its energy from light, and stores it in a self-recharging battery which never needs to be changed.
- Motorola VerveBuds 400
- Nuraphone NuraTrue
Connectivity
Has USB Type-C
The USB Type-C features reversible plug orientation and cable direction.
- Motorola VerveBuds 400
- Nuraphone NuraTrue
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.
- Motorola VerveBuds 400
- Nuraphone NuraTrue
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.
- Motorola VerveBuds 400
- Nuraphone NuraTrue
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).
- Motorola VerveBuds 400
- Nuraphone NuraTrue
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).
- Motorola VerveBuds 400
- Nuraphone NuraTrue
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.
- Motorola VerveBuds 400
- Nuraphone NuraTrue
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.
- Motorola VerveBuds 400 null
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- Nuraphone NuraTrue 10m
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Maximum Bluetooth range
The device can connect at a greater distance via Bluetooth or infrared to another device.
- Motorola VerveBuds 400 10
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- Nuraphone NuraTrue 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.
- Motorola VerveBuds 400
- Nuraphone NuraTrue
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.
- Motorola VerveBuds 400
- Nuraphone NuraTrue
Has in/on-ear detection
Sensors can detect when they are removed from your ears so that the music is paused, saving battery life.
- Motorola VerveBuds 400
- Nuraphone NuraTrue
Has find earbuds feature
You can use the app to play a sound from your earbuds to help you locate them.
- Motorola VerveBuds 400
- Nuraphone NuraTrue
Supports fast charging
Fast charging technologies, like Qualcomm’s Quick Charge or MediaTek’s Pump Express, are used to reduce the time it takes to charge a device. For example, with Quick Charge 3.0, the battery can be charged to 50% in just 30 minutes.
- Motorola VerveBuds 400
- Nuraphone NuraTrue
Has a mute function
The device has an option to mute/unmute a conversation directly from the device.
- Motorola VerveBuds 400
- Nuraphone NuraTrue
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.
- Motorola VerveBuds 400 1
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- Nuraphone NuraTrue 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.
- Motorola VerveBuds 400
- Nuraphone NuraTrue
Internal storage
The internal storage refers to the built-in storage space available in a device for system data, apps, and user-generated data. With a large amount of internal storage, you can save more files and apps on your device.
- Motorola VerveBuds 400 null
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- Nuraphone NuraTrue null
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Microphone
Has a noise-canceling microphone
These microphones are designed to filter out background noise from the desired sound. Especially useful in noisy environments.
- Motorola VerveBuds 400
- Nuraphone NuraTrue