Do not full-screen a 300 MB movie on a 4K monitor. Watch it in a window at 50% size or on a smaller secondary display. The smaller the viewing area, the better the perceived quality.
Extreme compression is achieved through aggressive settings in codecs like H.264 or H.265 (HEVC). The encoder reduces: 300 Mb Mkv Movies
The result is a trade‑off: tiny file, but visible artifacts like blockiness, blur during fast action, and loss of fine detail. Do not full-screen a 300 MB movie on a 4K monitor
The history of 300MB movies mirrors the evolution of video codecs: The result is a trade‑off: tiny file, but