52points

AKG K240 Studio

47points

ifrogz EarPollution CS40

85points

Marshall Monitor Bluetooth

95points

Plantronics BackBeat Pro 2

AKG K240 Studio
ifrogz EarPollution CS40
Marshall Monitor Bluetooth
Comparison winner
Plantronics BackBeat Pro 2
vs
vs
vs

38 facts in comparison

AKG K240 Studio vs ifrogz EarPollution CS40 vs Marshall Monitor Bluetooth vs Plantronics BackBeat Pro 2

AKG K240 Studio
ifrogz EarPollution CS40
Marshall Monitor Bluetooth
Plantronics BackBeat Pro 2
AKG K240 Studio
ifrogz EarPollution CS40
Marshall Monitor Bluetooth
Plantronics BackBeat Pro 2
52
points
47
points
85
points
95
points

Why is AKG K240 Studio better than ifrogz EarPollution CS40 & Marshall Monitor Bluetooth & Plantronics BackBeat Pro 2?

  • Lowest frequency
    15Hzvs30,20,20Hz
  • Has a tangle free cable

Why is ifrogz EarPollution CS40 better than AKG K240 Studio & Marshall Monitor Bluetooth & Plantronics BackBeat Pro 2?

  • Weight
    181gvs240,271,289g
  • Has an on-ear form

Why is Marshall Monitor Bluetooth better than AKG K240 Studio & ifrogz EarPollution CS40 & Plantronics BackBeat Pro 2?

  • Impedance
    28 Ohmsvs55,32,32 Ohms
  • Has an in-line control panel
  • Has a noise canceling microphone

Why is Plantronics BackBeat Pro 2 better than AKG K240 Studio & ifrogz EarPollution CS40 & Marshall Monitor Bluetooth?

  • Has active noise cancelling (noise reduction)
  • Travel bag is included
  • Has a mute function

Top specs and features

Design

1.has stereo speakers
AKG K240 Studio
ifrogz EarPollution CS40
Marshall Monitor Bluetooth
Plantronics BackBeat Pro 2

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 a detachable cable
AKG K240 Studio
ifrogz EarPollution CS40
Marshall Monitor Bluetooth
Plantronics BackBeat Pro 2

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

3.has an over-the-ear form
AKG K240 Studio
ifrogz EarPollution CS40
Marshall Monitor Bluetooth
Plantronics BackBeat Pro 2

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.

4.weight

240g

181g

271g

289g

Best

Sony MDR-EX150AP

3g

5.can be folded
AKG K240 Studio
ifrogz EarPollution CS40
Marshall Monitor Bluetooth
Plantronics BackBeat Pro 2

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

6.has a tangle free cable
AKG K240 Studio
ifrogz EarPollution CS40
Marshall Monitor Bluetooth
Plantronics BackBeat Pro 2

The cable is designed to minimize tangling.

Sound quality

1.highest frequency

25000Hz

20000Hz

20000Hz

20000Hz

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

2.lowest frequency

15Hz

30Hz

20Hz

20Hz

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

3.sound pressure level

104dB/mW

120dB/mW

98dB/mW

93dB/mW

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

Best

AKG K553 Pro

144dB/mW

4.has sound isolation/passive noise reduction
AKG K240 Studio
ifrogz EarPollution CS40
Marshall Monitor Bluetooth
Plantronics BackBeat Pro 2

The device sits tightly in place, creating an acoustic seal which reduces background noise and prevents your music from leaking out.

5.has a neodymium magnet
AKG K240 Studio
ifrogz EarPollution CS40
Marshall Monitor Bluetooth
Plantronics BackBeat Pro 2

Devices with neodymium magnets are lighter and more powerful than those which use ferrite magnets. They also have more bass and clear high notes.

For example

Creative SXFI Air

6.impedance

55 Ohms

32 Ohms

28 Ohms

32 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

Power

1.has a battery level indicator
AKG K240 Studio
ifrogz EarPollution CS40
Marshall Monitor Bluetooth
Plantronics BackBeat Pro 2

An indicator shows you when the device has low battery.

2.has a rechargeable battery
AKG K240 Studio
ifrogz EarPollution CS40
Marshall Monitor Bluetooth
Plantronics BackBeat Pro 2

The battery can be recharged and used over again.

3.has a removable battery
AKG K240 Studio
ifrogz EarPollution CS40
Marshall Monitor Bluetooth
Plantronics BackBeat Pro 2

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

For example

Bang & Olufsen Beoplay H9i

Connectivity

1.Can be used wirelessly
AKG K240 Studio
ifrogz EarPollution CS40
Marshall Monitor Bluetooth
Plantronics BackBeat Pro 2

Wireless devices allow users more freedom of movement.

2.has a 3.5mm male connector
AKG K240 Studio
ifrogz EarPollution CS40
Marshall Monitor Bluetooth
Plantronics BackBeat Pro 2

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 K240 Studio
ifrogz EarPollution CS40
Marshall Monitor Bluetooth
Plantronics BackBeat Pro 2

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.

For example

Sony WH-1000XM3

4.Has WiFi
AKG K240 Studio
ifrogz EarPollution CS40
Marshall Monitor Bluetooth
Plantronics BackBeat Pro 2

The device can connect to WiFi.

For example

Meters OV-1 Bluetooth

Features

1.control panel placed on a device
AKG K240 Studio
ifrogz EarPollution CS40
Marshall Monitor Bluetooth
Plantronics BackBeat Pro 2

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.can be used as a headset
AKG K240 Studio
ifrogz EarPollution CS40
Marshall Monitor Bluetooth
Plantronics BackBeat Pro 2

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.

3.has an in-line control panel
AKG K240 Studio
ifrogz EarPollution CS40
Marshall Monitor Bluetooth
Plantronics BackBeat Pro 2

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

4.has a noise canceling microphone
AKG K240 Studio
ifrogz EarPollution CS40
Marshall Monitor Bluetooth
Plantronics BackBeat Pro 2

These microphones are designed to filter out background noise from the desired sound. Especially useful in noisy environments.

5.has a mute function
AKG K240 Studio
ifrogz EarPollution CS40
Marshall Monitor Bluetooth
Plantronics BackBeat Pro 2

The device has an option to mute/unmute a conversation directly from the device.

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