Ultimate Edition or XBONE FM6 Edition?

Hi all, sorry if this question has already been asked here or somewhere else but I’ve googled for info the past two days with no luck.

I’m planning on upgrading my XBONE to the FM6 Edition with 1TB (500GB wasn’t enough) that comes on launch day, but as far as I can tell that only comes with the standard edition of FM6. Is there anyways to upgrade to the Ultimate Edition or would I be [Mod Edit - Abbreviated profanity, profanity and profanity that is disguised but still alludes to the words are not permitted - D] out of luck getting on or the other or both?