User behavior is driven by:
| Feature | MP4 | Alternatives (MKV, AVI, MOV) | |---------|-----|------------------------------| | | >99 % (smartphones, tablets, TVs, browsers) | Varies; MKV is strong, AVI is outdated | | Streaming readiness | Native support for HTTP‑based adaptive streaming (HLS/DASH) | Limited or requires extra wrappers | | Subtitle handling | Embedded SRT/ASS tracks, easy toggle | Often external files | | File size vs. quality | Excellent due to modern codecs | Often larger for same quality | | Legal acceptance | Used by major studios for digital distribution | Less common for official releases | mp4 movies okjatt in link