Camcorder has become an important part of our life and it helps us preserve those precious moments in videos. It's quite possible that you have already shot many AVCHD video files with your Sony, Canon, Panasonic or other brands of camcorders. But trouble comes when you share your experiences by playing the video on your iPhone or iPad or uploading to YouTube, it usually failed miserably because the video files are not compatible with most players, editing software or portable devices. AVCHD video files are contained with .mts (on camcorder) and .m2ts (after import to computer) file extension. Because of their high resolution, these files can get pretty large. In this situation, the best method is to convert MTS file to a more compressed and compatible video format like MP4 format which is supported by virtually all media players and operating systems.

Facing the problem of playing MTS files or uploading such videos to the internet, getting a great media conversion tool would be a smart choice. Here VideoSolo Video Converter Ultimate is highly recommended to convert MTS files to MP4 while keeping the high video quality.

It is an incredibly easy-to-use program which can provide the best all-in-one solution that makes the process easy and give you files that are playable on any device you choose, can help you convert any video and audio files between more than 300 formats. What's more, it can also support HD/4K UHD and 3D conversion and provide plentiful editing functions. Armed with NVIDIA CUDA, NVENC, AMD and Intel HD Graphics hardware, this software enables you to experience 6X faster conversion speed. Now download the converter and follow the detailed guide below to complete the MTS to MP4 conversion.

Step 1. Download and Install the Converter on Your Computer

Download VideoSolo Video Converter Ultimate, run the downloaded file and follow the instructions to install the software on your computer.

Note: This program is available for free trial version and paid full version. Purchase and register the full version will get more benefits than a trail one.

Step 2. Load MTS Files to the Converter

After registration, then run the converter, simply click the "Add File(s)" button to open the file browser window and navigate to the files you would like to convert. Alternatively, you could just drag-and-drop the MTS/M2TS files stored on your computer to the main interface easily. It supports the conversion of batch files, this means that you are allowed to import and convert multiple video files at a time for faster conversion.

Add Files

Note: If you import the MTS video file directly from your camcorder, the file extension is .mts. While if you export the MTS video to PC before converting, the file extension will change into .m2ts.

Step 3. Choose MP4 As Output Format from the Output Profile

Click "Profile" in the bottom line. Then, choose MP4 as output video format from the pop-up list. You can also choose other output formats if you like, such as MOV, M4V, AVI, MKV, etc.

General Video

Tip: There's a shortcut for you, just type "MP4" in the search box and all related MP4 formats will display in the list. Then choose the exact one you want to convert MTS.

Step 4. Edit MTS files Before the Conversion (Optional)

For advanced purposes, go back to the main interface and click "Edit" button to enter the video/audio parameter setting area where encoder, frame rate, resolution, aspect ratio, bitrate, sample rate, channels, etc. are freely adjustable. You can customize these data to achieve the best quality output file you preferred. Aside from that, this program has some other helpful features for solving other problems. To be specific, this desktop tool can let us edit a particular video with trimming, cropping, rotating, adjusting effect, adding watermark and inserting subtitle to a video. Plus it is available to merge several video clips into one file for successive enjoyment.


Step 5. Enhance Video Quality (Optional)

Click "Video Enhance" in the main interface to open the video enhancement interface. There are four options to enhance video quality: upscale resolution, optimize brightness and contrast, remove video noise and reduce video shaking. Choose the one you need and then click "Apply" to begin to improve your video quality.

Enhance Video

Step 6. Set the Output Folder

In most cases, you can accept the default path to save the converted files. To change to a different output folder, click the "Browse" icon and choose a new folder.

Convert Button

Step 7. Start the Conversion

After all the settings, now we come to the last step, just hit the big "Convert" button to start converting MTS to MP4 file. There will be a progress bar showing the estimated elapsed time as well as remaining time. The conversion will complete at a super fast speed. After it is done, you can transfer the converted file to your smartphones, portable media players or upload to youtube.

Converting Video

Tip: You can choose to shut down your computer or open the output folder after conversion so you don't have to sit before your computer waiting for the conversion to finish.

If you are looking for a free and lightweight software to get the conversion done quickly and easily, then VideoSolo Free Video Converter would be a good choice.

File Extension




MTS is a high-definition MPEG, AVC, H.264 video format. It is for digital camera recorders or Advanced Video Codec High Definition (avchd). It is often used by Sony, Canon, Panasonic, etc.

MP4 is a container format used to store video, audio, and subtitles data. Since stores like iTunes use this container format, it is used with iPod and PlayStation (PSP). It becomes a popular format.

Associated Programs

Windows Media Player, VLC media player

Almost all the media players


This article explained how to convert AVCHD (MTS or M2TS) video to MP4 with the easiest way and shortest time. By the assistance of the professional converter – VideoSolo Video Converter Ultimate, you can quickly convert video from MTS to MP4 format.