49points

AKG K551

63points

Beats by Dre Pro

92points

Sennheiser HD 4.50 BTNC

AKG K551
Beats by Dre Pro
Comparison winner
Sennheiser HD 4.50 BTNC
vs
vs

34 facts in comparison

AKG K551 vs Beats by Dre Pro vs Sennheiser HD 4.50 BTNC

AKG K551
Beats by Dre Pro
Sennheiser HD 4.50 BTNC
AKG K551
Beats by Dre Pro
Sennheiser HD 4.50 BTNC

Why is AKG K551 better than Beats by Dre Pro & Sennheiser HD 4.50 BTNC?

  • Lowest frequency
    12Hzvs20,18Hz
  • Has a straight plug
  • Has an on-ear form

Why is Beats by Dre Pro better than AKG K551 & Sennheiser HD 4.50 BTNC?

  • Has an in-line control panel
  • Has a coiled cord

Why is Sennheiser HD 4.50 BTNC better than AKG K551 & Beats by Dre Pro?

  • Weight
    221.1gvs305,400g
  • Has a neodymium magnet
  • Can be used wirelessly
  • Control panel placed on a device
  • Has a battery level indicator
  • Number of microphones
    2vs1,1
  • Has a rechargeable battery
  • Supports Bluetooth pairing using NFC

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Top specs and features

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Design

1.has stereo speakers
AKG K551
Beats by Dre Pro
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 an over-the-ear form
AKG K551
Beats by Dre Pro
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.

3.has a detachable cable
AKG K551
Beats by Dre Pro
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.

4.weight

305g

400g

221.1g

Best

Sony MDR-EX150AP

3g

5.can be folded
AKG K551
Beats by Dre Pro
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 K551
Beats by Dre Pro
Sennheiser HD 4.50 BTNC

The cable is designed to minimize tangling.

For example

SoundMagic E11C

relevant

Sound quality

1.highest frequency

28000Hz

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

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 K551
Beats by Dre Pro
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

114dB/mW

115dB/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.has a neodymium magnet
AKG K551
Beats by Dre Pro
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)
AKG K551
Beats by Dre Pro
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
AKG K551
Beats by Dre Pro
Sennheiser HD 4.50 BTNC

An indicator shows you when the device has low battery.

2.has a rechargeable battery
AKG K551
Beats by Dre Pro
Sennheiser HD 4.50 BTNC

The battery can be recharged and used over again.

relevant

Connectivity

1.Can be used wirelessly
AKG K551
Beats by Dre Pro
Sennheiser HD 4.50 BTNC

Wireless devices allow users more freedom of movement.

2.has a 3.5mm male connector
AKG K551
Beats by Dre Pro
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 K551
Beats by Dre Pro
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 K551
Beats by Dre Pro
Sennheiser HD 4.50 BTNC

The device can connect to WiFi.

For example

Meters OV-1 Bluetooth

relevant

Features

1.control panel placed on a device
AKG K551
Beats by Dre Pro
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.has an in-line control panel
AKG K551
Beats by Dre Pro
Sennheiser HD 4.50 BTNC

There is a control panel on the cable, so you can easily operate the device without having to interact with it.

3.can be used as a headset
AKG K551
Beats by Dre Pro
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.

4.number of microphones

1

1

2

More microphones result in better sound quality and enable the device to filter out background noise.

Best

Parrot Zik Sport

8

5.has a noise canceling microphone
AKG K551
Beats by Dre Pro
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

Top 10 headphones

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