50points

AKG K612 Pro

95points

Plantronics BackBeat Pro 2

99points

Plantronics BackBeat Pro 2 SE

94points

Sennheiser HD 4.50 BTNC

AKG K612 Pro
Plantronics BackBeat Pro 2
Comparison winner
Plantronics BackBeat Pro 2 SE
Sennheiser HD 4.50 BTNC
vs
vs
vs

31 facts in comparison

AKG K612 Pro vs Plantronics BackBeat Pro 2 vs Plantronics BackBeat Pro 2 SE vs Sennheiser HD 4.50 BTNC

AKG K612 Pro
Plantronics BackBeat Pro 2
Plantronics BackBeat Pro 2 SE
Sennheiser HD 4.50 BTNC
AKG K612 Pro
Plantronics BackBeat Pro 2
Plantronics BackBeat Pro 2 SE
Sennheiser HD 4.50 BTNC
50
points
95
points
99
points
94
points

Why is AKG K612 Pro better than Plantronics BackBeat Pro 2 & Plantronics BackBeat Pro 2 SE & Sennheiser HD 4.50 BTNC?

  • Lowest frequency
    12Hzvs20,20,18Hz
  • Has a tangle free cable
  • Has an open-back design

Why is Plantronics BackBeat Pro 2 better than AKG K612 Pro & Plantronics BackBeat Pro 2 SE & Sennheiser HD 4.50 BTNC?

Why is Plantronics BackBeat Pro 2 SE better than AKG K612 Pro & Plantronics BackBeat Pro 2 & Sennheiser HD 4.50 BTNC?

Why is Sennheiser HD 4.50 BTNC better than AKG K612 Pro & Plantronics BackBeat Pro 2 & Plantronics BackBeat Pro 2 SE?

  • Impedance
    18 Ohmsvs120,32,32 Ohms
  • Weight
    221.1gvs238,289,289g
  • Sound pressure level
    113dB/mWvs101,93,93dB/mW

Top specs and features

Design

1.has stereo speakers
AKG K612 Pro
Plantronics BackBeat Pro 2
Plantronics BackBeat Pro 2 SE
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.

2.has a detachable cable
AKG K612 Pro
Plantronics BackBeat Pro 2
Plantronics BackBeat Pro 2 SE
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 an over-the-ear form
AKG K612 Pro
Plantronics BackBeat Pro 2
Plantronics BackBeat Pro 2 SE
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.

4.weight

238g

289g

289g

221.1g

Best

Sony MDR-EX150AP

3g

5.can be folded
AKG K612 Pro
Plantronics BackBeat Pro 2
Plantronics BackBeat Pro 2 SE
Sennheiser HD 4.50 BTNC

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

6.has a tangle free cable
AKG K612 Pro
Plantronics BackBeat Pro 2
Plantronics BackBeat Pro 2 SE
Sennheiser HD 4.50 BTNC

The cable is designed to minimize tangling.

Sound quality

1.highest frequency

39500Hz

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

12Hz

20Hz

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
AKG K612 Pro
Plantronics BackBeat Pro 2
Plantronics BackBeat Pro 2 SE
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.sound pressure level

101dB/mW

93dB/mW

93dB/mW

113dB/mW

Devices with a higher sound pressure level are generally louder when supplied with any given audio source.

Best

AKG K553 Pro

144dB/mW

5.impedance

120 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

6.has a neodymium magnet
AKG K612 Pro
Plantronics BackBeat Pro 2
Plantronics BackBeat Pro 2 SE
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.

Power

1.has a battery level indicator
AKG K612 Pro
Plantronics BackBeat Pro 2
Plantronics BackBeat Pro 2 SE
Sennheiser HD 4.50 BTNC

An indicator shows you when the device has low battery.

2.has a rechargeable battery
AKG K612 Pro
Plantronics BackBeat Pro 2
Plantronics BackBeat Pro 2 SE
Sennheiser HD 4.50 BTNC

The battery can be recharged and used over again.

Connectivity

1.Can be used wirelessly
AKG K612 Pro
Plantronics BackBeat Pro 2
Plantronics BackBeat Pro 2 SE
Sennheiser HD 4.50 BTNC

Wireless devices allow users more freedom of movement.

2.has a 3.5mm male connector
AKG K612 Pro
Plantronics BackBeat Pro 2
Plantronics BackBeat Pro 2 SE
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
AKG K612 Pro
Plantronics BackBeat Pro 2
Plantronics BackBeat Pro 2 SE
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
AKG K612 Pro
Plantronics BackBeat Pro 2
Plantronics BackBeat Pro 2 SE
Sennheiser HD 4.50 BTNC

The device can connect to WiFi.

For example

Meters OV-1 Bluetooth

Features

1.control panel placed on a device
AKG K612 Pro
Plantronics BackBeat Pro 2
Plantronics BackBeat Pro 2 SE
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.

2.can be used as a headset
AKG K612 Pro
Plantronics BackBeat Pro 2
Plantronics BackBeat Pro 2 SE
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.

3.has a noise canceling microphone
AKG K612 Pro
Plantronics BackBeat Pro 2
Plantronics BackBeat Pro 2 SE
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
AKG K612 Pro
Plantronics BackBeat Pro 2
Plantronics BackBeat Pro 2 SE
Sennheiser HD 4.50 BTNC

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

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