50points

AKG K77 Perception

88points

Philips SHB8850NC

94points

Sennheiser HD 4.50 BTNC

AKG K77 Perception
Philips SHB8850NC
Comparison winner
Sennheiser HD 4.50 BTNC
vs
vs

39 facts in comparison

AKG K77 Perception vs Philips SHB8850NC vs Sennheiser HD 4.50 BTNC

AKG K77 Perception
Philips SHB8850NC
Sennheiser HD 4.50 BTNC
AKG K77 Perception
Philips SHB8850NC
Sennheiser HD 4.50 BTNC
50
points
88
points
94
points

Why is AKG K77 Perception better than Philips SHB8850NC & Sennheiser HD 4.50 BTNC?

  • Weight
    190gvs232,221.1g
  • Has a tangle free cable
  • Has included ear pads

Why is Philips SHB8850NC better than AKG K77 Perception & Sennheiser HD 4.50 BTNC?

  • Lowest frequency
    10Hzvs18,18Hz
  • Impedance
    16 Ohmsvs32,18 Ohms
  • Has an on-ear form
  • Has voice commands
  • Wireless charging
  • Has an open-back design

Why is Sennheiser HD 4.50 BTNC better than AKG K77 Perception & Philips SHB8850NC?

  • Has sound isolation/passive noise reduction
  • Sound pressure level
    113dB/mWvs112,105dB/mW
  • Travel bag is included
  • Has an L-shaped plug

Top specs and features

Design

1.has stereo speakers
AKG K77 Perception
Philips SHB8850NC
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
AKG K77 Perception
Philips SHB8850NC
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.has a detachable cable
AKG K77 Perception
Philips SHB8850NC
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.

4.weight

190g

232g

221.1g

Best

Sony MDR-EX150AP

3g

5.can be folded
AKG K77 Perception
Philips SHB8850NC
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
AKG K77 Perception
Philips SHB8850NC
Sennheiser HD 4.50 BTNC

The cable is designed to minimize tangling.

Sound quality

1.lowest frequency

18Hz

10Hz

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

20000Hz

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

3.has sound isolation/passive noise reduction
AKG K77 Perception
Philips SHB8850NC
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

112dB/mW

105dB/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

32 Ohms

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

6.has active noise cancelling (noise reduction)
AKG K77 Perception
Philips SHB8850NC
Sennheiser HD 4.50 BTNC

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.

Power

1.has a battery level indicator
AKG K77 Perception
Philips SHB8850NC
Sennheiser HD 4.50 BTNC

An indicator shows you when the device has low battery.

2.has a rechargeable battery
AKG K77 Perception
Philips SHB8850NC
Sennheiser HD 4.50 BTNC

The battery can be recharged and used over again.

3.has a removable battery
AKG K77 Perception
Philips SHB8850NC
Sennheiser HD 4.50 BTNC

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

For example

Jaybird Run XT

Connectivity

1.Can be used wirelessly
AKG K77 Perception
Philips SHB8850NC
Sennheiser HD 4.50 BTNC

Wireless devices allow users more freedom of movement.

2.has a 3.5mm male connector
AKG K77 Perception
Philips SHB8850NC
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
AKG K77 Perception
Philips SHB8850NC
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
AKG K77 Perception
Philips SHB8850NC
Sennheiser HD 4.50 BTNC

The device can connect to WiFi.

For example

Meters OV-1 Bluetooth

5.Has fast 802.11ac WiFi connection
AKG K77 Perception
Philips SHB8850NC
Sennheiser HD 4.50 BTNC

802.11ac wireless works on the 5GHz frequency range. It offers higher transfer rates, improved reliability and improved power consumption. It provides advantages for gaming and HD video streaming.

For example

JBL Reflect Contour 2

6.Has 802.11n WiFi connection
AKG K77 Perception
Philips SHB8850NC
Sennheiser HD 4.50 BTNC

802.11n is a wireless standard released in 2009. It has faster transfer rates and improved security compared to its predecessors - a, b and g.

For example

RHA TrueConnect

Features

1.can be used as a headset
AKG K77 Perception
Philips SHB8850NC
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.

2.control panel placed on a device
AKG K77 Perception
Philips SHB8850NC
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.

3.has a noise canceling microphone
AKG K77 Perception
Philips SHB8850NC
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

Mpow H5

4.has voice commands
AKG K77 Perception
Philips SHB8850NC
Sennheiser HD 4.50 BTNC

You can use your voice to control key functions of the device and you can easily access your device without pushing any button.

5.has an accelerometer
AKG K77 Perception
Philips SHB8850NC
Sennheiser HD 4.50 BTNC

An accelerometer is a sensor used to measure the linear acceleration of a device. A common application is detecting when a device changes between vertical and horizontal positions.

For example

Sony Xperia Ear Duo

Miscellaneous

1.wireless charging
AKG K77 Perception
Philips SHB8850NC
Sennheiser HD 4.50 BTNC

The manufacturer offers a branded wireless charging kit. To charge the device, you simply put it down on its charging base.

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