56points

Brainwavz M2 IEM

63points

Sennheiser HD 25-1 II

Brainwavz M2 IEM
Comparison winner
Sennheiser HD 25-1 II
vs
vs

42 facts in comparison

Brainwavz M2 IEM vs Sennheiser HD 25-1 II

Brainwavz M2 IEM
Sennheiser HD 25-1 II
56
points
Brainwavz M2 IEM
63
points
Sennheiser HD 25-1 II

Why is Brainwavz M2 IEM better than Sennheiser HD 25-1 II?

  • 50 Ohms lower impedance
    ?

    20 Ohmsvs70 Ohms
  • 122g lighter
    18gvs140g
  • Has an in-ear form
    ?

Why is Sennheiser HD 25-1 II better than Brainwavz M2 IEM?

  • 2000Hz higher high-frequency
    ?

    22000Hzvs20000Hz
  • 4Hz lower low-frequency
    ?

    16Hzvs20Hz
  • 5dB/mW higher sound pressure level
    ?

    120dB/mWvs115dB/mW
  • Has a detachable cable
    ?
  • Has an on-ear form
    ?
  • Has removable speakers
    ?

Price comparison

Design

1.has stereo speakers
?

Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.

Brainwavz M2 IEM
Sennheiser HD 25-1 II
2.has an over-the-ear form
?

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.

For example

Bose Noise Cancelling Headphones 700

Brainwavz M2 IEM
Sennheiser HD 25-1 II
3.has a detachable cable
?

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

Brainwavz M2 IEM
Sennheiser HD 25-1 II
4.weight
?

Best

Sony MDR-EX150AP

3g

18g

140g

5.sweat resistant
?

Resistance to sweat makes it ideal for use while doing sports.

For example

Jaybird Vista

Brainwavz M2 IEM
Sennheiser HD 25-1 II
6.can be folded
?

Foldable devices are easier to transport and consume less storage space.

For example

JBL T460BT

Brainwavz M2 IEM
Sennheiser HD 25-1 II

Sound quality

1.highest frequency
?

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

20000Hz

22000Hz

2.lowest frequency
?

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

20Hz

16Hz

3.sound pressure level
?

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

Best

AKG K553 Pro

144dB/mW

115dB/mW

120dB/mW

4.has sound isolation/passive noise reduction
?

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

Brainwavz M2 IEM
Sennheiser HD 25-1 II
5.impedance
?

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

20 Ohms

70 Ohms

6.has active noise cancelling (noise reduction)
?

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.

For example

Bose Noise Cancelling Headphones 700

Brainwavz M2 IEM
Sennheiser HD 25-1 II

Power

1.has a rechargeable battery
?

The battery can be recharged and used over again.

For example

Sennheiser IE 80S BT

Brainwavz M2 IEM
Sennheiser HD 25-1 II
2.has a battery level indicator
?

An indicator shows you when the device has low battery.

For example

Sennheiser IE 80S BT

Brainwavz M2 IEM
Sennheiser HD 25-1 II
3.has a removable battery
?

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

For example

Jaybird Run XT

Brainwavz M2 IEM
Sennheiser HD 25-1 II

Connectivity

1.Can be used wirelessly
?

Wireless devices allow users more freedom of movement.

For example

Sennheiser IE 80S BT

Brainwavz M2 IEM
Sennheiser HD 25-1 II
2.has a 3.5mm male connector
?

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

Brainwavz M2 IEM
Sennheiser HD 25-1 II
3.supports Bluetooth pairing using NFC
?

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

Brainwavz M2 IEM
Sennheiser HD 25-1 II
4.Has WiFi
?

The device can connect to WiFi.

For example

Meters OV-1 Bluetooth

Brainwavz M2 IEM
Sennheiser HD 25-1 II
5.Has fast 802.11ac WiFi connection
?

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

Brainwavz M2 IEM
Sennheiser HD 25-1 II
6.Has 802.11n WiFi connection
?

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

Debussy Nathaniel

Brainwavz M2 IEM
Sennheiser HD 25-1 II

Features

1.can be used as a headset
?

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.

For example

Sennheiser IE 80S BT

Brainwavz M2 IEM
Sennheiser HD 25-1 II
2.control panel placed on a device
?

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.

For example

Jaybird Vista

Brainwavz M2 IEM
Sennheiser HD 25-1 II
3.has an in-line control panel
?

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

For example

Sennheiser IE 80S BT

Brainwavz M2 IEM
Sennheiser HD 25-1 II
4.has a noise canceling microphone
?

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

For example

Sennheiser IE 80S BT

Brainwavz M2 IEM
Sennheiser HD 25-1 II
5.Has voice prompts
?

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.

For example

Sennheiser IE 80S BT

Brainwavz M2 IEM
Sennheiser HD 25-1 II
6.has voice commands
?

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

For example

Sennheiser IE 80S BT

Brainwavz M2 IEM
Sennheiser HD 25-1 II

Miscellaneous

1.has wireless charging
?

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

For example

Audio-Technica ATH-CKR7TW

Brainwavz M2 IEM
Sennheiser HD 25-1 II

Price comparison

Which are the best headphones?Show all

This page is currently only available in English.