76points

Sennheiser HD 350BT

83points

Sennheiser HD 4.40 BT

Sennheiser HD 350BT
Sennheiser HD 4.40 BT
Comparison winner
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39 facts in comparison

Sennheiser HD 350BT vs Sennheiser HD 4.40 BT

Sennheiser HD 350BT
Sennheiser HD 4.40 BT
76
points
Sennheiser HD 350BT
83
points
Sennheiser HD 4.40 BT

Why is Sennheiser HD 350BT better than Sennheiser HD 4.40 BT?

  • 5h longer battery life
    ?

    30hvs25h
  • 1 newer Bluetooth version
    ?

    5vs4
  • Has USB Type-C
    ?

Why is Sennheiser HD 4.40 BT better than Sennheiser HD 350BT?

  • Has passive noise reduction
    ?
  • 5dB/mW higher sound pressure level
    ?

    113dB/mWvs108dB/mW
  • Has a 3.5mm male connector
    ?
  • 16.9g lighter
    ?

    221.1gvs238g
  • 1 more microphone(s)
    ?

    2vs1
  • Travel bag is included
    ?
  • Has an L-shaped plug
    ?
  • Supports Bluetooth pairing using NFC
    ?

Price comparison

Sennheiser HD 350BT

Buy used:

$61.50

ProductStorePrice
Sennheiser HD 350BT AmazonSennheiser HD 350BT Bluetooth 5.0 Wirele...Sennheiser HD 350BT Bluetooth 5.0 Wireless Headphone - 30-Hour Battery Life, USB-C Fast Charging, Virtual Assistant Button, Foldable - Black
Amazon logo
$99.95
Sennheiser HD 350BT AmazonSennheiser HD 450BT Bluetooth 5.0 Wirele...Sennheiser HD 450BT Bluetooth 5.0 Wireless Headphone with Active Noise Cancellation - 30-Hour Battery Life, USB-C Fast Charging, Virtual Assistant Button, Foldable - Black
Amazon logo
$149.95
Sennheiser HD 350BT AmazonSennheiser HD 569 Closed Back Headphone
Amazon logo
$149.95
Sennheiser HD 350BT AmazonSennheiser HD 4.40 Around Ear Bluetooth ...Sennheiser HD 4.40 Around Ear Bluetooth Wireless Headphones - Black
Amazon logo
$106.54
Sennheiser HD 350BT AmazonSennheiser HD 660 S - HiRes Audiophile O...Sennheiser HD 660 S - HiRes Audiophile Open Back Headphone
Amazon logo
$499.99
Sennheiser HD 350BT AmazonSennheiser HD 599 Open Back Headphone, I...Sennheiser HD 599 Open Back Headphone, Ivory
Amazon logo
$219.99
Sennheiser HD 350BT AmazonSennheiser HD 100 Lightweight, Closed Ba...Sennheiser HD 100 Lightweight, Closed Back, On Ear Headphone
Amazon logo
$39.95
Sennheiser HD 350BT AmazonSennheiser HD 559 Open Back Headphone - ...Sennheiser HD 559 Open Back Headphone - Black
Amazon logo
$115.99
Sennheiser HD 350BT walmartSennheiser 508384 - HD350BT Wireless Aro...Sennheiser 508384 - HD350BT Wireless Around Ear Headphones With Bluetooth (Black)
walmart logo
$99.95

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
$106.54
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
$102.41
Sennheiser HD 4.40 BT walmartSennheiser Momentum True Wireless BT Ear...Sennheiser Momentum True Wireless BT Earbuds with Fingertip Touch Control
walmart logo
$216.00

Design

1.has stereo speakers
Sennheiser HD 350BT
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
Sennheiser HD 350BT
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.has a detachable cable
Sennheiser HD 350BT
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.
4.sweat resistance
Sennheiser HD 350BT
Sennheiser HD 4.40 BT
Resistance to sweat makes it ideal for use while doing sports.
5.weight

238g

221.1g

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 350BT
Sennheiser HD 4.40 BT
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

22000Hz

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 350BT
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.has active noise cancellation (noise control)
Sennheiser HD 350BT
Sennheiser HD 4.40 BT
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

108dB/mW

113dB/mW

Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
6.has a neodymium magnet
Sennheiser HD 350BT
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.

Power

1.Battery life

30h

25h

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.
2.has a rechargeable battery
Sennheiser HD 350BT
Sennheiser HD 4.40 BT
The battery can be recharged and used over again.
3.charge time

2h

2h

The time it takes to fully charge the battery.
4.has a battery level indicator
Sennheiser HD 350BT
Sennheiser HD 4.40 BT
An indicator shows you when the device has low battery.
5.Has USB Type-C
Sennheiser HD 350BT
Sennheiser HD 4.40 BT
The USB Type-C features reversible plug orientation and cable direction.
6.has a removable battery
Sennheiser HD 350BT
Sennheiser HD 4.40 BT
The battery is removable and can be replaced by the user if broken.

Connectivity

1.Can be used wirelessly
Sennheiser HD 350BT
Sennheiser HD 4.40 BT
Wireless devices allow users more freedom of movement.
2.Bluetooth version

5

4

Bluetooth is a wireless technology standard that allows data transfers between devices placed in close proximity, using short-wavelength, ultra-high frequency radio waves. Newer versions provide faster data transfers.
3.has a 3.5mm male connector
Sennheiser HD 350BT
Sennheiser HD 4.40 BT
A standard 3.5mm male connector is suitable for use with all MP3 players and computer sound cards.
4.Has Bluetooth aptX
Sennheiser HD 350BT
Sennheiser HD 4.40 BT
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.
5.supports Bluetooth pairing using NFC
Sennheiser HD 350BT
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.
6.supports Wi-Fi
Sennheiser HD 350BT
Sennheiser HD 4.40 BT
The device can connect to Wi-Fi.

Features

1.can be used as a headset
Sennheiser HD 350BT
Sennheiser HD 4.40 BT
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 350BT
Sennheiser HD 4.40 BT
These microphones are designed to filter out background noise from the desired sound. Especially useful in noisy environments.
3.number of microphones

1

2

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 350BT
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.
5.Has voice prompts
Sennheiser HD 350BT
Sennheiser HD 4.40 BT
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.
6.has a mute function
Sennheiser HD 350BT
Sennheiser HD 4.40 BT
The device has an option to mute/unmute a conversation directly from the device.

Price comparison

Sennheiser HD 350BT

Buy used:

$61.50

ProductStorePrice
Sennheiser HD 350BT AmazonSennheiser HD 350BT Bluetooth 5.0 Wirele...Sennheiser HD 350BT Bluetooth 5.0 Wireless Headphone - 30-Hour Battery Life, USB-C Fast Charging, Virtual Assistant Button, Foldable - Black
Amazon logo
$99.95
Sennheiser HD 350BT AmazonSennheiser HD 450BT Bluetooth 5.0 Wirele...Sennheiser HD 450BT Bluetooth 5.0 Wireless Headphone with Active Noise Cancellation - 30-Hour Battery Life, USB-C Fast Charging, Virtual Assistant Button, Foldable - Black
Amazon logo
$149.95
Sennheiser HD 350BT AmazonSennheiser HD 569 Closed Back Headphone
Amazon logo
$149.95
Sennheiser HD 350BT AmazonSennheiser HD 4.40 Around Ear Bluetooth ...Sennheiser HD 4.40 Around Ear Bluetooth Wireless Headphones - Black
Amazon logo
$106.54
Sennheiser HD 350BT AmazonSennheiser HD 660 S - HiRes Audiophile O...Sennheiser HD 660 S - HiRes Audiophile Open Back Headphone
Amazon logo
$499.99
Sennheiser HD 350BT AmazonSennheiser HD 599 Open Back Headphone, I...Sennheiser HD 599 Open Back Headphone, Ivory
Amazon logo
$219.99
Sennheiser HD 350BT AmazonSennheiser HD 100 Lightweight, Closed Ba...Sennheiser HD 100 Lightweight, Closed Back, On Ear Headphone
Amazon logo
$39.95
Sennheiser HD 350BT AmazonSennheiser HD 559 Open Back Headphone - ...Sennheiser HD 559 Open Back Headphone - Black
Amazon logo
$115.99
Sennheiser HD 350BT walmartSennheiser 508384 - HD350BT Wireless Aro...Sennheiser 508384 - HD350BT Wireless Around Ear Headphones With Bluetooth (Black)
walmart logo
$99.95

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
$106.54
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
$102.41
Sennheiser HD 4.40 BT walmartSennheiser Momentum True Wireless BT Ear...Sennheiser Momentum True Wireless BT Earbuds with Fingertip Touch Control
walmart logo
$216.00

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