54points

Audio-Technica ATH-OX7AMP

52points

Harman Kardon NC

94points

Plantronics BackBeat Pro 2

92points

Sennheiser HD 4.50 BTNC

Audio-Technica ATH-OX7AMP
Harman Kardon NC
Comparison winner
Plantronics BackBeat Pro 2
Sennheiser HD 4.50 BTNC
vs
vs
vs

32 facts in comparison

Audio-Technica ATH-OX7AMP vs Harman Kardon NC vs Plantronics BackBeat Pro 2 vs Sennheiser HD 4.50 BTNC

Audio-Technica ATH-OX7AMP
Harman Kardon NC
Plantronics BackBeat Pro 2
Sennheiser HD 4.50 BTNC
Audio-Technica ATH-OX7AMP
Harman Kardon NC
Plantronics BackBeat Pro 2
Sennheiser HD 4.50 BTNC

Why is Audio-Technica ATH-OX7AMP better than Harman Kardon NC & Plantronics BackBeat Pro 2 & Sennheiser HD 4.50 BTNC?

  • Lowest frequency
    9Hzvs16,20,18Hz
  • Weight
    220gvs322,289,221.1g
  • Has an on-ear form
  • Has a removable battery

Why is Harman Kardon NC better than Audio-Technica ATH-OX7AMP & Plantronics BackBeat Pro 2 & Sennheiser HD 4.50 BTNC?

    Why is Plantronics BackBeat Pro 2 better than Audio-Technica ATH-OX7AMP & Harman Kardon NC & Sennheiser HD 4.50 BTNC?

    • Has included ear pads
    • Has a mute function

    Why is Sennheiser HD 4.50 BTNC better than Audio-Technica ATH-OX7AMP & Harman Kardon NC & Plantronics BackBeat Pro 2?

    • Impedance
      18 Ohmsvs68,32,32 Ohms
    • Has a neodymium magnet
    • Supports Bluetooth pairing using NFC

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    Top specs and features

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    Design

    1.weight

    220g

    322g

    289g

    221.1g

    Best

    Sony MDR-EX150AP

    3g

    2.has a detachable cable
    Audio-Technica ATH-OX7AMP
    Harman Kardon NC
    Plantronics BackBeat Pro 2
    Sennheiser HD 4.50 BTNC

    With a detachable cable you can use alternative cables, and if the cable is pulled it will pop out instead of breaking.

    3.has stereo speakers
    Audio-Technica ATH-OX7AMP
    Harman Kardon NC
    Plantronics BackBeat Pro 2
    Sennheiser HD 4.50 BTNC

    Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.

    4.can be folded
    Audio-Technica ATH-OX7AMP
    Harman Kardon NC
    Plantronics BackBeat Pro 2
    Sennheiser HD 4.50 BTNC

    Folding devices are good for transporting as they take up less space in your bag.

    5.has an over-the-ear form
    Audio-Technica ATH-OX7AMP
    Harman Kardon NC
    Plantronics BackBeat Pro 2
    Sennheiser HD 4.50 BTNC

    Comfortable full-size form with earcups that fully enclose your ears. This model is loved for its increased sound isolation and the fact that it won't leak sound to your neighbors. It offers potential for maximum bass and loudness levels.

    6.has a tangle free cable
    Audio-Technica ATH-OX7AMP
    Harman Kardon NC
    Plantronics BackBeat Pro 2
    Sennheiser HD 4.50 BTNC

    The cable is designed to minimize tangling.

    For example

    SoundMagic E11C

    relevant

    Sound quality

    1.highest frequency

    26000Hz

    20000Hz

    20000Hz

    22000Hz

    The highest frequency at which device produces audio. The higher the high-frequency response, the clearer and crispier the treble.

    Best

    Sony MDR-Z1R

    120000Hz

    2.lowest frequency

    9Hz

    16Hz

    20Hz

    18Hz

    The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.

    Best

    Sony MH1CBLK

    1Hz

    3.has sound isolation/passive noise reduction
    Audio-Technica ATH-OX7AMP
    Harman Kardon NC
    Plantronics BackBeat Pro 2
    Sennheiser HD 4.50 BTNC

    The device sits tightly in place, creating an acoustic seal which reduces background noise and prevents your music from leaking out.

    4.impedance

    68 Ohms

    32 Ohms

    32 Ohms

    18 Ohms

    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.

    Best

    Flips Solo 2 Social

    4 Ohms

    5.has a neodymium magnet
    Audio-Technica ATH-OX7AMP
    Harman Kardon NC
    Plantronics BackBeat Pro 2
    Sennheiser HD 4.50 BTNC

    Devices with neodymium magnets are lighter and more powerful than those which use ferrite magnets. They also have more bass and clear high notes.

    6.has active noise cancelling (noise reduction)
    Audio-Technica ATH-OX7AMP
    Harman Kardon NC
    Plantronics BackBeat Pro 2
    Sennheiser HD 4.50 BTNC

    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.

    relevant

    Power

    1.has a battery level indicator
    Audio-Technica ATH-OX7AMP
    Harman Kardon NC
    Plantronics BackBeat Pro 2
    Sennheiser HD 4.50 BTNC

    An indicator shows you when the device has low battery.

    2.has a rechargeable battery
    Audio-Technica ATH-OX7AMP
    Harman Kardon NC
    Plantronics BackBeat Pro 2
    Sennheiser HD 4.50 BTNC

    The battery can be recharged and used over again.

    3.has a removable battery
    Audio-Technica ATH-OX7AMP
    Harman Kardon NC
    Plantronics BackBeat Pro 2
    Sennheiser HD 4.50 BTNC

    The battery is removable and can be replaced by the user if broken.

    relevant

    Connectivity

    1.Can be used wirelessly
    Audio-Technica ATH-OX7AMP
    Harman Kardon NC
    Plantronics BackBeat Pro 2
    Sennheiser HD 4.50 BTNC

    Wireless devices allow users more freedom of movement.

    2.has a 3.5mm male connector
    Audio-Technica ATH-OX7AMP
    Harman Kardon NC
    Plantronics BackBeat Pro 2
    Sennheiser HD 4.50 BTNC

    A standard 3.5mm male connector is suitable for use with all MP3 players and computer sound cards.

    3.supports Bluetooth pairing using NFC
    Audio-Technica ATH-OX7AMP
    Harman Kardon NC
    Plantronics BackBeat Pro 2
    Sennheiser HD 4.50 BTNC

    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.

    4.Has WiFi
    Audio-Technica ATH-OX7AMP
    Harman Kardon NC
    Plantronics BackBeat Pro 2
    Sennheiser HD 4.50 BTNC

    The device can connect to WiFi.

    For example

    Meters OV-1 Bluetooth

    relevant

    Features

    1.can be used as a headset
    Audio-Technica ATH-OX7AMP
    Harman Kardon NC
    Plantronics BackBeat Pro 2
    Sennheiser HD 4.50 BTNC

    A headset is one headphone or pair with a built-in microphone. Headsets can be used for applications which require communication i.e. Skype, games with voice chat, mobile phones etc.

    2.control panel placed on a device
    Audio-Technica ATH-OX7AMP
    Harman Kardon NC
    Plantronics BackBeat Pro 2
    Sennheiser HD 4.50 BTNC

    There is a control panel on the device 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.

    3.has a noise canceling microphone
    Audio-Technica ATH-OX7AMP
    Harman Kardon NC
    Plantronics BackBeat Pro 2
    Sennheiser HD 4.50 BTNC

    These microphones are designed to filter out background noise from the desired sound. Especially useful in noisy environments.

    For example

    Microsoft Surface Headphones

    4.has a mute function
    Audio-Technica ATH-OX7AMP
    Harman Kardon NC
    Plantronics BackBeat Pro 2
    Sennheiser HD 4.50 BTNC

    The device has an option to mute/unmute a conversation directly from the device.

    Top 10 headphones

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