EncodingTechnical DevelopmentMay 28, 2026
Wowza explains WebVTT captions versus SRT, CEA-608/708, TTML
The article by Wowza explains what WebVTT captions are. It details the WebVTT format and compares it to other caption formats such as SRT, CEA-608/708, and TTML, providing an overview of their technical characteristics and uses.
Key Takeaways
- Wowza’s article centers on the WebVTT caption format.
- The guide compares WebVTT with SRT, CEA-608/708, and TTML.
- The comparison is framed around technical characteristics and use cases for each caption standard.
Why It Matters
For streaming teams, the immediate value is a clearer reference point for choosing a caption format when building or updating a delivery pipeline. Wowza’s comparison places WebVTT alongside SRT, CEA-608/708, and TTML, which helps teams evaluate formats by technical characteristics rather than by name alone. The practical signal to watch is which caption standard a workflow or platform actually requires, since the article emphasizes format differences and uses rather than one universal replacement.
Read full article at wowza.com