7.1 vs 7.2 Surround Sound – Difference and Comparison

What is 7.1 Surround Sound?

DTS-HD Master Sound is a high-definition audio format. More individuals are watching movies and playing in our residences because of the development of “Entertainment Center in a Container” devices. When front & flank surrounding loudspeakers are simple to comprehend, the two rear drivers, but are a crucial component of such a 7.1 me and 7.2 setups and separate it of the 5.1 and 5.2 mainstream, are not always so straightforward.

Those who are unfamiliar with home cinema frequently bring this up. For starters, cinema has exactly two styles: Dolby and Ds. Both are available in 7-channel and downstream variants and are interoperable with many modern home theatre speakers.

The 7 loudspeakers in the 7.1 arrangement are represented by the number 7:

  • 1 center
  • 2 front
  • 2 surrounding
  • 2 rear

It’s evident it you’ll be engaged entirely in stereo speakers with 7 loudspeaker systems delivering your music. Therefore, there’s excellent audio system penetration, which is equivalent to having terrific audio, correct? With such a 7.1 entertainment center, customers get just that.

What is 7.2 Surround Sound?

7.2 isn’t that novel in the broad context of things. This is the most recent form of the sound system, rising in prominence just 2 or 3 years after its inception. Because all matters sound/video is prone to trends, it’s no wonder that Flat Screen aficionados are now favoring this form of the incredibly popular 7.1.

A growing number of firms are now selling 7.2 home theatre systems. Clients are requesting more hi-fi headphones, loudspeakers, and 7.2 decent sound transmitters, which is why firms are producing successful and economical 7.2 home theatre solutions. Businesses will extend their ear and hear if indeed the company introduces it.

  • Great for big rooms
  • Even cleaner bass effects
  • Multiple sound streams with an additional woofer source
  • The subwoofers are not able to be pinpointed.

A dual system has a benefit over 7.1 because of the influence of acoustic design just on minimal sounds. Inside an audio system configuration, getting 2 woofers can help to ease out the highs and lows. Consequently, the bottom quality of sound is much better and more precise.

And then you can leverage 7.2 whether it’s to make yourself feel better about the more complex listening experience or just to check that it is there. Both would have been perfectly OK.

Difference Between 7.1 and 7.2 Surround System

  1. The main difference between both is that the 7.2 surround system has an additional subwoofer.
  2. The 7.2 surround systems cost more than 7.1 surround systems.
  3. The 7.2 system has fuller and even bass unlike 7.1 which has uneven.
  4. The 7.2 possesses better sound quality than the 7.1 sound system.
  5. The 7.2 supports a few platforms, whereas 7.1 supports the other few.

Comparison Between 7.1 Surround System and 7.2 Surround System

Parameters of comparison7.1 Surround Sound7.2 Surround Sound
Sound woofersonetwo
Sound-qualityHigh-qualityBetter than 7.1
RequirementLarge spacesSpacious rooms
Bass responseUnevenFuller and even
Additional price for
2nd woofer
FormatsDolby TrueHD, Dolby Digital
Plus, Dolby Pro Logic IIx,
Master Audio
Dolby Pro Logic IIx, Dolby
Master Audio, Dolby
Digital Plus
Devices SupportedBlu-ray players, PS4, Xbox
One, HD DVDs,
PS4, Xbox One,
HD DVDs, Blu-ray players,


  1. https://ieeexplore.ieee.org/abstract/document/754257/
  2. https://www.taylorfrancis.com/books/mono/10.4324/9780080472478/desktop-audio-technology-francis-rumsey