For HD MP4 video with a file resolution of 1920×1080, it’s recommended to reduce to 1280X720, 640×480, 640×360, and more resolutions.īit rate: As for the bit rate, lowering the bit rate will bring about the decrease of the video file size. Changing the original video to a smaller resolution will lead to a smaller file size. However, the higher the resolution, the larger the file size will be. Video resolution: The higher the resolution, the sharper the picture. You can reduce MP4 file size with the proper settings listed below: Since the file size of MP4 video depends largely on the codec its uses and other profile parameter such as resolution, frame rate, bit rate, etc. For online web like YouTube, Vimeo, Facebook uploading, FLV can do this job best. If you wish to compress MP4 for sending email or saving space on your hard drive, WMV is your first choice. Method 1: Compress MP4 files to small sized WMV, FLVīesides MP4, there are other file formats such as FLV, WMV with small file size for compressing files. You can save more physical space on your hard drive. Why compress MP4 file size?ġ.A much smaller MP4 video is quite easier and quickly for emailing.Ģ.To stream and play video smoothly on smartphone or tablet, it is quite necessary to compress MP4 video to small file size.ģ.Although MP4 video is the best uploading format for YouTube, however, a large MP4 video will also effect your uploading speed a lot.Ĥ. I want to significantly reduce its size in half without sacrificing video quality. The file was converted from a 1080p TS file but I have no access to the original. The reason why I want to do this is because I have another 720p mp4 file that is around 4hrs15min at just 4.27GB. As it is, the first file is taking up too much space in my drive. I have a 720p mp4 file that is around 4hrs at 9.02GB. How to properly reduce MP4 file size without much loss in quality?

Reduce mp4 size