When comparing Final Cut Pro X vs FormatFactory, the Slant community recommends Final Cut Pro X for most people. In the question“What are the best video encoding tools?” Final Cut Pro X is ranked 5th while FormatFactory is ranked 9th.
Specs
Ranked in these QuestionsQuestion Ranking
Pros

Pro GPU utilization

Pro Powerful media organization

Pro Resolution independence

Pro Real-time graphics and effects

Pro 64-bit architecture

Pro Native format support

Pro Full high-quality pro-res support
Pro Integration with Motion

Pro Multicam editing

Pro ColorSync-managed color pipeline
Pro Easy to use GUI
Uncluttered, intuitive interface.
Pro Good variety of formats and media types supported
In addition to DVDs, BluRays, CDs and disk images, FormatFactory can handle mp4, 3gp, mpg, avi, wmv, flv, swf, mp3, wma, amr, ogg, aac, wav, jpg, bmp, png, tif, ico, gif and tga.
Pro Free
Proprietary code that you can use in whatever way you want, even for commerce.
Pro Supports batch converting
You can convert multiple files at a time.
Pro Lightweight
It is designed to convert, no added bloat.
Cons
Con You need lots of plugins
For example tracking is something Final Cut can't do. Only with a plugin which costs (example) around 100$.
As well as for advanced colour correction you have get a third-party plugin.
Con Important compatibility and format issues
Breaks compatibility with previous versions of FCP and does not support industry standards such as EDL, OMF, AAF. You can export to their version of XML and use third-party tools for a workaround (with limited success).
Con Works only on OS X
Con Color grading is unfamiliar and nonprofessional
Especially compared to Premiere's Lumetri Color Panel in 2015 cc.
