67points

Koss QZ900

87points

Sony MDR-XB950B1

Koss QZ900
Comparison winner
Sony MDR-XB950B1
vs
vs

37 facts in comparison

Koss QZ900 vs Sony MDR-XB950B1

Koss QZ900
Sony MDR-XB950B1
Koss QZ900
Sony MDR-XB950B1

Why is Koss QZ900 better than Sony MDR-XB950B1?

  • 27g lighter
    218gvs245g
  • Has active noise cancelling (noise reduction)
  • Has an in-line control panel
  • Travel bag is included
  • Has a straight plug
  • Has a removable battery

Why is Sony MDR-XB950B1 better than Koss QZ900?

  • 8000Hz higher high-frequency
    28000Hzvs20000Hz
  • 17Hz lower low-frequency
    3Hzvs20Hz
  • 8 Ohms lower impedance
    24 Ohmsvs32 Ohms
  • Has a neodymium magnet
  • 5dB/mW higher sound pressure level
    105dB/mWvs100dB/mW
  • Can be used as a headset
  • Can be used wirelessly
  • Control panel placed on a device

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Top specs and features

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Design

1.has stereo speakers
Koss QZ900
Sony MDR-XB950B1

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
Koss QZ900
Sony MDR-XB950B1

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

218g

245g

Best

Sony MDR-EX150AP

3g

4.has a detachable cable
Koss QZ900
Sony MDR-XB950B1

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

5.has an in-ear form
Koss QZ900
Sony MDR-XB950B1

The in-ear device is ultracompact and lightweight, with little or no interference with earrings, spectacles, hats, or hairstyles. It is inserted in the ear canal itself and blocks out a lot of environmental noise. It has stronger bass tones and is unlikely to fall out of the ear.

For example

AKG N200 Wireless

6.can be folded
Koss QZ900
Sony MDR-XB950B1

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

relevant

Sound quality

1.lowest frequency

20Hz

3Hz

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

20000Hz

28000Hz

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
Koss QZ900
Sony MDR-XB950B1

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

100dB/mW

105dB/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
Koss QZ900
Sony MDR-XB950B1

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

32 Ohms

24 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
Koss QZ900
Sony MDR-XB950B1

An indicator shows you when the device has low battery.

2.has a rechargeable battery
Koss QZ900
Sony MDR-XB950B1

The battery can be recharged and used over again.

3.has a removable battery
Koss QZ900
Sony MDR-XB950B1

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

relevant

Connectivity

1.Can be used wirelessly
Koss QZ900
Sony MDR-XB950B1

Wireless devices allow users more freedom of movement.

2.has a 3.5mm male connector
Koss QZ900
Sony MDR-XB950B1

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

3.supports Bluetooth pairing using NFC
Koss QZ900
Sony MDR-XB950B1

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
Koss QZ900
Sony MDR-XB950B1

The device can connect to WiFi.

For example

Meters OV-1 Bluetooth

relevant

Features

1.control panel placed on a device
Koss QZ900
Sony MDR-XB950B1

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.has an in-line control panel
Koss QZ900
Sony MDR-XB950B1

There is a control panel on the cable, so you can easily operate the device without having to interact with it.

3.can be used as a headset
Koss QZ900
Sony MDR-XB950B1

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.

4.has a noise canceling microphone
Koss QZ900
Sony MDR-XB950B1

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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