90points

Sennheiser HD 4.40 BT

94points

Sennheiser HD 4.50 BTNC

Sennheiser HD 4.40 BT
Comparison winner
Sennheiser HD 4.50 BTNC
vs
vs

36 facts in comparison

Sennheiser HD 4.40 BT vs Sennheiser HD 4.50 BTNC

Sennheiser HD 4.40 BT
Sennheiser HD 4.50 BTNC
Sennheiser HD 4.40 BT
Sennheiser HD 4.50 BTNC
90
points
94
points

Why is Sennheiser HD 4.40 BT better than Sennheiser HD 4.50 BTNC?

Why is Sennheiser HD 4.50 BTNC better than Sennheiser HD 4.40 BT?

  • Has active noise cancelling (noise reduction)
  • Travel bag is included

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Top specs and features

Design

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

221.1g

221.1g

Best

Sony MDR-EX150AP

3g

5.can be folded
Sennheiser HD 4.40 BT
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
Sennheiser HD 4.40 BT
Sennheiser HD 4.50 BTNC

The cable is designed to minimize tangling.

For example

SoundMagic E11C

Sound quality

1.highest frequency

22000Hz

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

18Hz

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
Sennheiser HD 4.40 BT
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

113dB/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

18 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
Sennheiser HD 4.40 BT
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. longer battery life

25h

19h

The device's battery life (when in use) as given by the manufacturer. With a longer battery life you have to charge the device less often.

Best

Sennheiser PXC 480

50h

2.has a battery level indicator
Sennheiser HD 4.40 BT
Sennheiser HD 4.50 BTNC

An indicator shows you when the device has low battery.

3.has a rechargeable battery
Sennheiser HD 4.40 BT
Sennheiser HD 4.50 BTNC

The battery can be recharged and used over again.

4.has a removable battery
Sennheiser HD 4.40 BT
Sennheiser HD 4.50 BTNC

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 HD 4.50 BTNC

Wireless devices allow users more freedom of movement.

2.Bluetooth version

4

4

Best

RHA TrueConnect

5

3.maximum Bluetooth range

10m

10m

The device can connect at a greater distance via Bluetooth or infrared to another device.

Best

Fiil Canviis Pro

100m

4.has a 3.5mm male connector
Sennheiser HD 4.40 BT
Sennheiser HD 4.50 BTNC

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

5.supports Bluetooth pairing using NFC
Sennheiser HD 4.40 BT
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.

6.Has WiFi
Sennheiser HD 4.40 BT
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
Sennheiser HD 4.40 BT
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
Sennheiser HD 4.40 BT
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.warranty period

2

2

When covered under the manufacturer’s warranty it is possible to get a replacement in the case of a malfunction.

Best

Treblab X2

Unlimited undefined

4.number of microphones

2

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
Sennheiser HD 4.40 BT
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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