If you don't depend the size of your cygwin runtime library the cygwin Model will usually be more compact but that's a false figure I believe as being the library will pretty much always should be equipped with the software. That said, If you're using any non-trivial libraries/frameworks then https://hectorlackr.webbuzzfeed.com/39995948/stanford-case-study-solution-things-to-know-before-you-buy