Convert AVI to WebM Online
Free, easy-to-use AVI to WebM converter. Transform your legacy AVI videos into the modern, web-friendly WebM format.
AVI to WebM Converter
Convert your AVI files to WEBM format quickly and easily. Upload your file and download the result.
Max file size: 50MB
Why Convert AVI to WebM?
Converting AVI files to WebM provides numerous benefits, especially for web usage. AVI is an older format that often leads to larger file sizes, while WebM is a modern, open-source video format specifically designed for web delivery with excellent compression and quality.
Benefits of Converting AVI to WebM
- Significantly reduced file size - WebM's modern codecs (VP8/VP9) provide better compression than the older codecs used in AVI files
- Web compatibility - WebM is designed for HTML5 video and works in most modern browsers
- Open-source format - No licensing fees or patent restrictions
- Faster streaming - Smaller file sizes mean better performance for streaming and sharing
- Modern features - WebM supports advanced features like alpha channels
About AVI and WebM Format Differences
| Feature | AVI | WebM |
|---|---|---|
| Developed by | Microsoft (1992) | Google (2010) |
| Container Type | Resource Interchange File Format (RIFF) | Based on Matroska container |
| Video Codecs | Various (DivX, XviD, etc.) | VP8, VP9 |
| Audio Codecs | MP3, PCM, others | Vorbis, Opus |
| File Size | Typically larger | Smaller, better compression |
| Web Support | Poor (needs plugins) | Excellent (HTML5 native) |
AVI (Audio Video Interleave) was revolutionary when introduced in the early 1990s but has since been overtaken by more efficient formats. WebM, released in 2010 as part of the HTML5 video initiative, offers significantly better compression and web functionality. Converting from AVI to WebM helps modernize your video content for today's internet.
Other Video Conversion Options
Frequently Asked Questions
Will I lose quality when converting AVI to WebM?
Some minimal quality loss is inevitable in any video conversion process, but WebM's modern VP8/VP9 codecs are very efficient. For most users, the quality difference will be negligible while the file size reduction is substantial. Our converter uses optimal settings to balance quality and compression.
Can I use WebM videos on all platforms?
WebM is primarily designed for web use and is supported by most modern browsers including Chrome, Firefox, Edge, and Opera. However, for older browsers or desktop video players, compatibility may be more limited. If you need maximum device compatibility, you might want to consider MP4 format as an alternative or backup format.
How much smaller will my WebM files be compared to AVI?
The size reduction when converting from AVI to WebM can be quite substantial, often 50-80% smaller depending on the content and original AVI encoding. AVI files using older codecs like DivX or XviD can be particularly large compared to their WebM counterparts encoded with VP9.