On the Star Trek VI transfer per TDB
Paramount has completed a new 4K scan of the original camera negative and master interpositive elements to produce a new 4K Digital Intermediate, complete with color grading for High Dynamic Range (both HDR10 and Dolby Vision options are available). While...
I disagree with your opinion about the effects and sets but based on advanced reviews, the 4K will look a lot better than the bluray. As I expect all 4K upgrades to. And yes, welcome to the forum. ;)