Constant Quality RF (CRF) targets a certain quality level. Generally, even larger output MP4 size is usually caused by the improper Quality settings on Handbrake when converting MKV to MP4. Why Handbrake Outputs Bigger File Size After MKV to MP4 Conversion Try A Handbrake Alternative to Convert MKV to MP4 How to Set Handbrake Video Quality Properly with Smaller File Size Why Handbrake outputs larger file size insteading of compressing it? How to fix it and convert MKV to MP4 with original quality yet smaller size. But instead of compressing it, the file was bigger, it made my 600MB MP4 file to a 1.3GB file. Then I searched for a tool/program to compress large MP4 files, and then there's Handbrake. I wanted to compress the file to as small as possible. So I have created a video with Sony Vegas Pro 12, rendered it and I got a 600MB file. That is to say, when you input a MKV file with large size, Handbrake outputs an even larger MP4 video.

It does work well sometimes, but there are still some users complaining Handbrake errors when converting videos, such as half way crashing, Handbrake poor output video quality, video audio out of sync, slow encoding/decoding speed, and the focus of this article - Handbrake output file size larger than input. Handbrake is certainly a common choice for those who want to convert MKV to MP4 with a free video converter. Fixed: Handbrake Output File Size Larger Than Input

Convert mkv to mp4 handbrake