You cannot discuss Heat without discussing the audio. The downtown shootout, recorded live with echoey L.A. streets, is a reference sequence for sound design.
While the native 4K UHD disc of Heat is spectacular, it requires massive bandwidth, high-end hardware, and enormous storage space (often 60GB+). The remastered 1080p BluRay source, however, is the perfect source for the x265 (HEVC) codec. heat 1995 remastered 1080p bluray x265 hevc e link