MX Player (owned by Amazon) is the king of free, small-size streaming in India. It compresses its "MX Original Series" and movies to roughly . No piracy required.
Understanding this phenomenon requires an examination of file compression engineering, file-sharing subcultures, mobile-first consumer behavior, and the persistent socioeconomic digital divide. The Socioeconomic Drivers of High Compression
For mobile-first users who consume content on small screens, the loss of fine detail resulting from high compression is rarely noticeable, making these file sizes an ideal compromise between quality and convenience. The Mechanics of Search Trends