MP4 vs WebM — universal oder Web?
MP4 für Geräte, WebM für HTML5.
MP4
H.264/AAC container — standard for phones, YouTube, TikTok.
Widest hardware and platform compatibility.
Larger files than WebM at the same quality.
WebM
Google's open format — VP9/AV1 + Opus.
Smaller files, native in Chrome, Firefox, Edge.
Weaker support in native mobile apps.
Fazit — was wählen?
YouTube, Instagram, phones, TVs → MP4. Embedded web video (HTML5) → WebM. For max compatibility always keep an MP4 copy.
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