84points

Sennheiser HD 4.40 BT

54points

Sennheiser HD 400S

Sennheiser HD 4.40 BT
Comparison winner
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Sennheiser HD 400S
vs
vs

37 facts in comparison

Sennheiser HD 4.40 BT vs Sennheiser HD 400S

Sennheiser HD 4.40 BT
Sennheiser HD 400S
84
points
Sennheiser HD 4.40 BT
54
points
Sennheiser HD 400S

Why is Sennheiser HD 4.40 BT better than Sennheiser HD 400S?

  • 2000Hz higher high-frequency
    ?

    22000Hzvs20000Hz
  • Has a neodymium magnet
    ?
  • Can be used wirelessly
    ?
  • Has a rechargeable battery
    ?
  • 1 more microphone(s)
    ?

    2vs1
  • Control panel placed on a device
    ?
  • Has a battery level indicator
    ?
  • Travel bag is included
    ?

Why is Sennheiser HD 400S better than Sennheiser HD 4.40 BT?

  • 7dB/mW higher sound pressure level
    ?

    120dB/mWvs113dB/mW
  • 4.1g lighter
    ?

    217gvs221.1g
  • Has an in-line control panel
    ?

Price comparison

Sennheiser HD 4.40 BT

ProductStorePrice
Sennheiser HD 4.40 BT AmazonSennheiser HD 4.40 Around Ear Bluetooth ...Sennheiser HD 4.40 Around Ear Bluetooth Wireless Headphones - Black
Amazon logo
$105.00
Sennheiser HD 4.40 BT aliexpressSennheiser HD 4.40 BT Wireless Bluetooth...Sennheiser HD 4.40 BT Wireless Bluetooth Earphone HiFi Portable Headphones Folding Stereo Noise Canceling Smartphone Xiaomi
aliexpress logo
$169.28

Design

1.has stereo speakers
Sennheiser HD 4.40 BT
Sennheiser HD 400S
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
Sennheiser HD 4.40 BT
Sennheiser HD 400S
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
Sennheiser HD 4.40 BT
Sennheiser HD 400S
With a detachable cable you can use alternative cables, and if the cable is pulled it will pop out instead of breaking.
4.sweat resistance
Sennheiser HD 4.40 BT
Sennheiser HD 400S
Resistance to sweat makes it ideal for use while doing sports.
5.weight

221.1g

217g

We consider a lower weight better because lighter devices are more comfortable to carry. A lower weight is also an advantage for home appliances, as it makes transportation easier, and for many other types of products.
6.weather-sealed (splashproof)
Sennheiser HD 4.40 BT
Sennheiser HD 400S
The device is protected with extra seals to prevent failures caused by dust, raindrops, and water splashes.

Sound quality

1.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.
2.highest frequency

22000Hz

20000Hz

The highest frequency at which device produces audio. The higher the high-frequency response, the clearer and crispier the treble.
3.has passive noise reduction
Sennheiser HD 4.40 BT
Sennheiser HD 400S
The device sits tightly in place, creating an acoustic seal which reduces background noise and prevents your music from leaking out.
4.has active noise cancellation (noise control)
Sennheiser HD 4.40 BT
Sennheiser HD 400S
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.
5.sound pressure level

113dB/mW

120dB/mW

Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
6.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.

Power

1.has a rechargeable battery
Sennheiser HD 4.40 BT
Sennheiser HD 400S
The battery can be recharged and used over again.
2.has a battery level indicator
Sennheiser HD 4.40 BT
Sennheiser HD 400S
An indicator shows you when the device has low battery.
3.has a removable battery
Sennheiser HD 4.40 BT
Sennheiser HD 400S
The battery is removable and can be replaced by the user if broken.

Connectivity

1.Can be used wirelessly
Sennheiser HD 4.40 BT
Sennheiser HD 400S
Wireless devices allow users more freedom of movement.
2.has a 3.5mm male connector
Sennheiser HD 4.40 BT
Sennheiser HD 400S
A standard 3.5mm male connector is suitable for use with all MP3 players and computer sound cards.
3.Has Bluetooth aptX
Sennheiser HD 4.40 BT
Sennheiser HD 400S
Bluetooth aptX is an audio codec used for transmitting hi-resolution audio wirelessly from Bluetooth-enabled devices. Developed by Qualcomm, the aptX audio technology includes variations such as aptX HD, aptX Low Latency, and aptX Adaptive.
4.supports Bluetooth pairing using NFC
Sennheiser HD 4.40 BT
Sennheiser HD 400S
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.
5.supports Wi-Fi
Sennheiser HD 4.40 BT
Sennheiser HD 400S
The device can connect to Wi-Fi.

Features

1.can be used as a headset
Sennheiser HD 4.40 BT
Sennheiser HD 400S
A headset is one headphone or pair with a built-in microphone. Headsets can be used for apps that require communication i.e. Skype, games with voice chat, mobile phones, etc.
2.has a noise-canceling microphone
Sennheiser HD 4.40 BT
Sennheiser HD 400S
These microphones are designed to filter out background noise from the desired sound. Especially useful in noisy environments.
3.number of microphones

2

1

More microphones result in better sound quality and enable the device to filter out background noise.
4.control panel placed on a device
Sennheiser HD 4.40 BT
Sennheiser HD 400S
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.
5.Has an in-line control panel
Sennheiser HD 4.40 BT
Sennheiser HD 400S
There is a control panel on the cable, so you can easily operate the device without having to interact with it.
6.Has voice prompts
Sennheiser HD 4.40 BT
Sennheiser HD 400S
With voice prompts, you will automatically receive information via audio messages – for instance, you may find out that the battery is running low, and it's time to recharge the device.

Price comparison

Sennheiser HD 4.40 BT

ProductStorePrice
Sennheiser HD 4.40 BT AmazonSennheiser HD 4.40 Around Ear Bluetooth ...Sennheiser HD 4.40 Around Ear Bluetooth Wireless Headphones - Black
Amazon logo
$105.00
Sennheiser HD 4.40 BT aliexpressSennheiser HD 4.40 BT Wireless Bluetooth...Sennheiser HD 4.40 BT Wireless Bluetooth Earphone HiFi Portable Headphones Folding Stereo Noise Canceling Smartphone Xiaomi
aliexpress logo
$169.28

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