There are many software packages available that can be used to compare the differences between two databases, Sage is not able to recommend any particular solution. Here are some examples of the options available:

https://dbcomparer.com/ - A freeware package

https://github.com/OpenDBDiff/OpenDBDiff - Open source 

https://sqldbtools.com/tools/sqldbdiff - Freeware version available

https://visualstudio.microsoft.com/vs/features/ssdt/ - For use with Visual studio