36points

Koss PRO4AAT

47points

Sennheiser RS 120 II

Koss PRO4AAT
Sennheiser RS 120 II
Comparison winner
vs
vs

19 facts in comparison

Koss PRO4AAT vs Sennheiser RS 120 II

Koss PRO4AAT
Sennheiser RS 120 II

Why is Koss PRO4AAT better than Sennheiser RS 120 II?

  • 12Hz lower low-frequency
    ?

    10Hzvs22Hz
  • 5500Hz higher high-frequency
    ?

    25000Hzvs19500Hz
  • Has passive noise reduction
    ?
  • Has an over-the-ear form
    ?
  • Can be folded
    ?
  • Travel bag is included
    ?
  • Has a coil cable
    ?
  • Has a straight plug
    ?

Why is Sennheiser RS 120 II better than Koss PRO4AAT?

  • 11dB/mW higher sound pressure level
    ?

    106dB/mWvs95dB/mW
  • Has a detachable cable
    ?
  • 226 Ohms lower impedance
    ?

    24 Ohmsvs250 Ohms
  • Can be used wirelessly
    ?
  • Has a rechargeable battery
    ?
  • Control panel placed on a device
    ?
  • Has an on-ear form
    ?
  • Has an open-back design
    ?

Price comparison

Sennheiser RS 120 II

ProductStorePrice
Sennheiser RS 120 II AmazonSennheiser RS 135 On-Ear Wireless RF Hea...Sennheiser RS 135 On-Ear Wireless RF Headphones with Charging Cradle
Amazon logo
$109.00
Sennheiser RS 120 II AmazonSennheiser HDR 120 Accessory RF Wireless...Sennheiser HDR 120 Accessory RF Wireless Headphone for RS 120 System
Amazon logo
$79.95
Sennheiser RS 120 II AmazonSony Wireless Headphones for TV Watching...Sony Wireless Headphones for TV Watching (WHRF400R) with Transmitter Dock (TMRRF400) – 6-ft 3.5mm Stereo + NeeGo RCA Plug Y-Adapter for TV
Amazon logo
$109.99
Sennheiser RS 120 II AmazonSennheiser HD 4.50 Bluetooth Wireless He...Sennheiser HD 4.50 Bluetooth Wireless Headphones with Active Noise Cancellation, Black and Silver(HD 4.50 BTNC)
Amazon logo
$109.99
Sennheiser RS 120 II AmazonSennheiser RS 175 RF Wireless Headphone ...Sennheiser RS 175 RF Wireless Headphone System
Amazon logo
$279.95
Sennheiser RS 120 II AmazonSennheiser CX 300S In Ear Headphone with...Sennheiser CX 300S In Ear Headphone with One-Button Smart Remote - Red
Amazon logo
$49.95
Sennheiser RS 120 II AmazonSennheiser PXC 550-II Wireless – NoiseG...Sennheiser PXC 550-II Wireless – NoiseGard Adaptive Noise Cancelling, Bluetooth Headphone with Touch Sensitive Control and 30-Hour Battery Life
Amazon logo
$218.06
Sennheiser RS 120 II AmazonSennheiser HD280PRO Headphone (new model...Sennheiser HD280PRO Headphone (new model)
Amazon logo
$99.95
Sennheiser RS 120 II AmazonSennheiser HD 450BT Bluetooth 5.0 Wirele...Sennheiser HD 450BT Bluetooth 5.0 Wireless Headphone with Active Noise Cancellation - 30-Hour Battery Life, USB-C Fast Charging, Virtual Assistant Button, Foldable - Black
Amazon logo
$119.95
Sennheiser RS 120 II AmazonSennheiser HD 4.40 Around Ear Bluetooth ...Sennheiser HD 4.40 Around Ear Bluetooth Wireless Headphones - Black
Amazon logo
$97.29

Design

1.has stereo speakers
Koss PRO4AAT
Sennheiser RS 120 II
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 PRO4AAT
Sennheiser RS 120 II
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
Koss PRO4AAT
Sennheiser RS 120 II
With a detachable cable you can use alternative cables, and if the cable is pulled it will pop out instead of breaking.
4.can be folded
Koss PRO4AAT
Sennheiser RS 120 II
Foldable devices are easier to transport and take up less storage space.
5.travel bag is included
Koss PRO4AAT
Sennheiser RS 120 II
The device comes with its own special case or pouch, which is useful for safe transportation.
6.has an on-ear form
Koss PRO4AAT
Sennheiser RS 120 II
This device comfortably rests on top of your outer ears. As it doesn't block out everything from the outside world, it's preferred in places like office environments and recommended for outdoor activities.

Sound quality

1.lowest frequency

10Hz

22Hz

The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.
2.highest frequency

25000Hz

19500Hz

The highest frequency at which device produces audio. The higher the high-frequency response, the clearer and crispier the treble.
3.has passive noise reduction
Koss PRO4AAT
Sennheiser RS 120 II
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

95dB/mW

106dB/mW

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

250 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.

Power

1.has a rechargeable battery
Koss PRO4AAT
Sennheiser RS 120 II
The battery can be recharged and used over again.
2.has a removable battery
Koss PRO4AAT
Sennheiser RS 120 II
The battery is removable and can be replaced by the user if broken.

Connectivity

1.Can be used wirelessly
Koss PRO4AAT
Sennheiser RS 120 II
Wireless devices allow users more freedom of movement.
2.has a 3.5mm male connector
Koss PRO4AAT
Sennheiser RS 120 II
A standard 3.5mm male connector is suitable for use with all MP3 players and computer sound cards.

Features

1.control panel placed on a device
Koss PRO4AAT
Sennheiser RS 120 II
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.

Follow Versus on Youtube

Check out our channel

Which are the best headphones?

Show all
This page is currently only available in English.