90points

Sennheiser HD 4.40 BT

56points

Sennheiser HD7 DJ

Comparison winner
Sennheiser HD 4.40 BT
Sennheiser HD7 DJ
vs
vs

31 facts in comparison

Sennheiser HD 4.40 BT vs Sennheiser HD7 DJ

Sennheiser HD 4.40 BT
Sennheiser HD7 DJ
Sennheiser HD 4.40 BT
Sennheiser HD7 DJ
90
points
56
points

Why is Sennheiser HD 4.40 BT better than Sennheiser HD7 DJ?

  • 77 Ohms lower impedance
    18 Ohmsvs95 Ohms
  • 41.9g lighter
    221.1gvs263g
  • Has a neodymium magnet
  • Has stereo speakers
  • Has a detachable cable
  • Can be used as a headset
  • Can be used wirelessly
  • Control panel placed on a device

Why is Sennheiser HD7 DJ better than Sennheiser HD 4.40 BT?

  • 8000Hz higher high-frequency
    30000Hzvs22000Hz
  • 10Hz lower low-frequency
    8Hzvs18Hz
  • 2dB/mW higher sound pressure level
    115dB/mWvs113dB/mW
  • Travel bag is included
  • Has a straight plug
  • Has a coiled cord

Top specs and features

Design

1.has stereo speakers
Sennheiser HD 4.40 BT
Sennheiser HD7 DJ

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
Sennheiser HD 4.40 BT
Sennheiser HD7 DJ

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
Sennheiser HD 4.40 BT
Sennheiser HD7 DJ

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

221.1g

263g

Best

Sony MDR-EX150AP

3g

5.can be folded
Sennheiser HD 4.40 BT
Sennheiser HD7 DJ

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

6.has a tangle free cable
Sennheiser HD 4.40 BT
Sennheiser HD7 DJ

The cable is designed to minimize tangling.

For example

SoundMagic E11C

Sound quality

1.highest frequency

22000Hz

30000Hz

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

18Hz

8Hz

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
Sennheiser HD 4.40 BT
Sennheiser HD7 DJ

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

113dB/mW

115dB/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

18 Ohms

95 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
Sennheiser HD 4.40 BT
Sennheiser HD7 DJ

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
Sennheiser HD 4.40 BT
Sennheiser HD7 DJ

An indicator shows you when the device has low battery.

2.has a rechargeable battery
Sennheiser HD 4.40 BT
Sennheiser HD7 DJ

The battery can be recharged and used over again.

3.has a removable battery
Sennheiser HD 4.40 BT
Sennheiser HD7 DJ

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

For example

Bang & Olufsen Beoplay H9i

Connectivity

1.Can be used wirelessly
Sennheiser HD 4.40 BT
Sennheiser HD7 DJ

Wireless devices allow users more freedom of movement.

2.has a 3.5mm male connector
Sennheiser HD 4.40 BT
Sennheiser HD7 DJ

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

3.supports Bluetooth pairing using NFC
Sennheiser HD 4.40 BT
Sennheiser HD7 DJ

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
Sennheiser HD 4.40 BT
Sennheiser HD7 DJ

The device can connect to WiFi.

For example

Meters OV-1 Bluetooth

Features

1.control panel placed on a device
Sennheiser HD 4.40 BT
Sennheiser HD7 DJ

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
Sennheiser HD 4.40 BT
Sennheiser HD7 DJ

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
Sennheiser HD 4.40 BT
Sennheiser HD7 DJ

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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