Expert communities and enthusiasts frequently point to these repositories for high-bitrate MKV files: Samples - Official Kodi Wiki
: Look for scenes with intense highlights to see how a TV handles "nits" without washing out detail. 4k hdr sample mkv best
When selecting a sample, prioritize these benchmarks to test different aspects of your display: Test Target Recommended Sample/Type Why it Matters Sony "Swordsmith" Expert communities and enthusiasts frequently point to these
: A comprehensive list of official 4K UHD MKV samples, including clips from Big Buck Bunny 4k hdr sample mkv best
Sony, NVIDIA, and GoPro occasionally release 4K HDR "B-Roll" for editors. Search for "Sony 4K HDR Official Stock Footage MKV." These are often the highest quality because they haven't been compressed for streaming.