Difference Between MTS and M2TS (With Table)    

There are two formats of the same audio and video codecs, which are MTS and M2TS. Both codecs are used in Blu-ray discs, HD DVDs, and DVDs. MTS files can be created and used on video cameras and other devices that record video and audio. They are similar to M2TS files, but they have a few key differences between them.


The main difference between MTS and M2TS is that MTS files do not have additional features that are included in M2TS files. MTS files only support video streams and single audio streams, while M2TS files can have multiple video streams. As a result, the M2TS files can have up to four different audio tracks, video encodings, and multiple video streams.

MTS is the extension of a Microsoft Access Database. It is a password-protected file and is used to store offline copies of databases and to back up real-time databases. MTS file extension is also used in some Sony digital video cameras and cameras to record videos in this format.

M2TS files are files that contain video, audio, and other multimedia content. They are in the MPEG-2 Transport Stream format, and they can contain content from high-definition cameras. These files are used by Blu-ray players and almost most Sony and Panasonic camcorders.

Comparison Table Between MTS and M2TS

Parameters of Comparison



Number of Tracks

MTS files can contain only one video or audio track as they are smaller.   

 M2TS files contain over eight audio tracks therefore it is larger.

Abbreviation For

MTS is the abbreviation for MPEG transport stream.

M2TS is the abbreviation for MPEG-2 transport stream.


MTS is the file format commonly used for recording videos.

M2TS is the file format commonly used for saving videos.


MTS files are not encrypted.

M2TS files are encrypted.


MTS is restricted to camcorder videos only.

M2TS is a more versatile video format.

What is MTS?

In the world of computer technology, there are a wide variety of terms and acronyms that are used. One such group of acronyms that you may have heard of or used is the MTS file, also known as the Microsoft Transaction Server file. This file is a core part of many Microsoft programs, including programs like Microsoft SQL Server.

MTS file is a mobile device database file. The MTS file extension is used for database files of mobile phones. MTS file is also known as MSM file. In database files, important data like contacts, messages, images, and videos are saved. Many applications support MTS file format files.

Some applications that can be used to open the MTS files are MobiSaver, FileZigZag, MX Video Player, Sothink SWF Decompiler, DataViz Documents to Go, File View Pro, and FileReader. Mts files are the video files saved by a camcorder. These files are intended for saving recorded video to a memory card, which is used for saving the data digitally.

These files can be directly reproduced on a computer with the help of a media player, such as Windows Media Center or RealPlayer. This file is stored in the AVC type, which is also used to save files of a different extension.

What is M2TS?

The M2TS file extension is a high-quality Blu-ray file format used for the Blu-ray Discs. M2TS is a container format. It can contain video, audio, and subtitles streams in different formats. It can be used to store files of any type.

M2TS stands for MPEG-2 transport stream video. This file format is commonly used in HD video. While it’s not as popular as AVI, this file format is efficient and supports a wide range of options. While it is not a common file format, it’s still important to know about it if necessary. It was created by the companies- Sony and Panasonic.

This particular file format is used for carrying multimedia content. It’s also used on Blu-Ray discs to carry language tracks, subtitle streams, and additional metadata. Most storage devices, including hard drives and flash drives, support this file format.

However, it is a relatively new format, so many users may not be familiar with it. If you want to view any M2TS videos, you will have to use a VLC media player or another compatible program to play them. M2TS files can be used on computers and are very similar to the more well-known .mp4s and. Mkvs file formats.

Main Differences Between MTS and M2TS

  1. MTS files are used in the digital TV broadcasting industry, and their size is less than 4GB. M2TS files are used in Blu-ray discs, and their size can be up to 4TB.
  2. MTS – AVI is a container file format used to store multimedia streams. M2TS – AVI file is used to store DVD images.
  3. MTS files have data that does not enable random access, while M2TS files do. MTS files may also have issues when certain software is used to play them back.
  4. MTS videos are meant to be played on a computer or a mobile device. M2TS, however, is meant for playing on a TV.
  5. MTS uses a simpler compression method but is less efficient and has a smaller container.


MPEG Transport Stream (MTS) is a file container format used to store digital audio, digital video, and other streams of digital information. Transport Streams are usually stored on DVD and Blu-ray discs. The MTS and M2TS file format were designed to store encoded audio and/or video generally in transport stream format, which is commonly used to deliver digital television.

Both MTS and M2TS are video file formats that contain high-definition video. However, they differ in terms of how many audio tracks they can contain. MTS can only contain one audio track, whereas M2TS can contain up to eight audio tracks. If you have a home theater, you can use a Blu-Ray player and play M2TS files. However, you can’t do that with MTS files.


  1. https://works.vntu.edu.ua/index.php/works/article/view/244
  2. http://www-itec.uni-klu.ac.at/bib/files/STDay-2010-v1.1.pdf