46points

Beyerdynamic DT 990 Edition

88points

Sennheiser HD 4.40 BT

Beyerdynamic DT 990 Edition
Comparison winner
Sennheiser HD 4.40 BT
vs
vs

30 facts in comparison

Beyerdynamic DT 990 Edition vs Sennheiser HD 4.40 BT

Beyerdynamic DT 990 Edition
Sennheiser HD 4.40 BT
Beyerdynamic DT 990 Edition
Sennheiser HD 4.40 BT

Why is Beyerdynamic DT 990 Edition better than Sennheiser HD 4.40 BT?

  • 13Hz lower low-frequency
    5Hzvs18Hz
  • Has a tangle free cable
  • Has a straight plug
  • Has an open-back design

Why is Sennheiser HD 4.40 BT better than Beyerdynamic DT 990 Edition?

  • Has sound isolation/passive noise reduction
  • 68.9g lighter
    221.1gvs290g
  • 232 Ohms lower impedance
    18 Ohmsvs250 Ohms
  • 17dB/mW higher sound pressure level
    113dB/mWvs96dB/mW
  • Has stereo speakers
  • Has a detachable cable
  • Can be used as a headset
  • Can be folded

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Top specs and features

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Design

1.has stereo speakers
Beyerdynamic DT 990 Edition
Sennheiser HD 4.40 BT

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
Beyerdynamic DT 990 Edition
Sennheiser HD 4.40 BT

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.weight

290g

221.1g

Best

Sony MDR-EX150AP

3g

4.has a detachable cable
Beyerdynamic DT 990 Edition
Sennheiser HD 4.40 BT

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

5.can be folded
Beyerdynamic DT 990 Edition
Sennheiser HD 4.40 BT

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

6.has a tangle free cable
Beyerdynamic DT 990 Edition
Sennheiser HD 4.40 BT

The cable is designed to minimize tangling.

relevant

Sound quality

1.lowest frequency

5Hz

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

2.highest frequency

35000Hz

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

3.has sound isolation/passive noise reduction
Beyerdynamic DT 990 Edition
Sennheiser HD 4.40 BT

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

96dB/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
Beyerdynamic DT 990 Edition
Sennheiser HD 4.40 BT

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.impedance

250 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

relevant

Power

1.has a battery level indicator
Beyerdynamic DT 990 Edition
Sennheiser HD 4.40 BT

An indicator shows you when the device has low battery.

2.has a rechargeable battery
Beyerdynamic DT 990 Edition
Sennheiser HD 4.40 BT

The battery can be recharged and used over again.

3.has a removable battery
Beyerdynamic DT 990 Edition
Sennheiser HD 4.40 BT

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

For example

Bang & Olufsen Beoplay H9i

relevant

Connectivity

1.Can be used wirelessly
Beyerdynamic DT 990 Edition
Sennheiser HD 4.40 BT

Wireless devices allow users more freedom of movement.

2.has a 3.5mm male connector
Beyerdynamic DT 990 Edition
Sennheiser HD 4.40 BT

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

3.supports Bluetooth pairing using NFC
Beyerdynamic DT 990 Edition
Sennheiser HD 4.40 BT

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
Beyerdynamic DT 990 Edition
Sennheiser HD 4.40 BT

The device can connect to WiFi.

For example

Meters OV-1 Bluetooth

relevant

Features

1.control panel placed on a device
Beyerdynamic DT 990 Edition
Sennheiser HD 4.40 BT

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
Beyerdynamic DT 990 Edition
Sennheiser HD 4.40 BT

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
Beyerdynamic DT 990 Edition
Sennheiser HD 4.40 BT

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

For example

Microsoft Surface Headphones

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