It is not real 4K in any material way due to having a final master at 2K. Studios have upscaled the 2K image to 4K and retouched the content for your 4K UHD TV. You should see some visual improvement over a standard 1080p Blu-ray. Check the information below to see if the studios have upgraded the video with HDR or added immersive Dolby Atmos or DTS:X audio tracks.
The brash James T. Kirk tries to live up to his father's legacy with Commander Spock keeping him in check as a vengeful, time-traveling Romulan creates black holes to destroy the Federation one planet at a time.
According to a Paramount press release: "Both STAR TREK (2009) and STAR TREK INTO DARKNESS have been digitally remastered..." This is marketing jargon that means the discs received an upscaled image, not a real 4K transfer from the 35mm film.