61points

Polk Audio UltraFit 3000a

92points

Sennheiser HD 4.50 BTNC

Polk Audio UltraFit 3000a
Comparison winner
Sennheiser HD 4.50 BTNC
vs
vs

34 facts in comparison

Polk Audio UltraFit 3000a vs Sennheiser HD 4.50 BTNC

Polk Audio UltraFit 3000a
Sennheiser HD 4.50 BTNC
Polk Audio UltraFit 3000a
Sennheiser HD 4.50 BTNC

Why is Polk Audio UltraFit 3000a better than Sennheiser HD 4.50 BTNC?

  • 210.1g lighter
    11gvs221.1g
  • 2 Ohms lower impedance
    16 Ohmsvs18 Ohms
  • Has an in-line control panel
  • Has a tangle free cable
  • Has included ear pads
  • Sweat resistant
  • Has an in-ear form

Why is Sennheiser HD 4.50 BTNC better than Polk Audio UltraFit 3000a?

  • Has sound isolation/passive noise reduction
  • Has a neodymium magnet
  • Has a detachable cable
  • Has active noise cancelling (noise reduction)
  • Can be folded
  • Has an over-the-ear form
  • 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
Polk Audio UltraFit 3000a
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 an over-the-ear form
Polk Audio UltraFit 3000a
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.

3.weight

11g

221.1g

Best

Sony MDR-EX150AP

3g

4.has a detachable cable
Polk Audio UltraFit 3000a
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.

5.has an in-ear form
Polk Audio UltraFit 3000a
Sennheiser HD 4.50 BTNC

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.

6.can be folded
Polk Audio UltraFit 3000a
Sennheiser HD 4.50 BTNC

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

relevant

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.

Best

Sony MH1CBLK

1Hz

2.highest frequency

23000Hz

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

3.has sound isolation/passive noise reduction
Polk Audio UltraFit 3000a
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

118dB/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.has a neodymium magnet
Polk Audio UltraFit 3000a
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.

6.impedance

16 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

relevant

Power

1.has a battery level indicator
Polk Audio UltraFit 3000a
Sennheiser HD 4.50 BTNC

An indicator shows you when the device has low battery.

2.has a rechargeable battery
Polk Audio UltraFit 3000a
Sennheiser HD 4.50 BTNC

The battery can be recharged and used over again.

relevant

Connectivity

1.Can be used wirelessly
Polk Audio UltraFit 3000a
Sennheiser HD 4.50 BTNC

Wireless devices allow users more freedom of movement.

2.has a 3.5mm male connector
Polk Audio UltraFit 3000a
Sennheiser HD 4.50 BTNC

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

3.supports Bluetooth pairing using NFC
Polk Audio UltraFit 3000a
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.

4.Has WiFi
Polk Audio UltraFit 3000a
Sennheiser HD 4.50 BTNC

The device can connect to WiFi.

For example

Meters OV-1 Bluetooth

relevant

Features

1.control panel placed on a device
Polk Audio UltraFit 3000a
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.has an in-line control panel
Polk Audio UltraFit 3000a
Sennheiser HD 4.50 BTNC

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
Polk Audio UltraFit 3000a
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.

4.number of microphones

1

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
Polk Audio UltraFit 3000a
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

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