Bulk RAS to AVIF Converter Online — Free HD Quality
Drag and drop your multiple RAS files into this free online RAS to AVIF converter (.ras to .avif), and click the Convert button to bulk convert them to AVIF format in HD quality. Use the quality slider to fine-tune your AVIF output, then download your converted files one by one or as a single ZIP — your original RAS files are removed from our servers right after.
To:
85%
Drop images here or click to browse
PNG, JPG, WebP, GIF, HEIC, RAW, PSD, SVG and more
Max 100MB per file
RAS vs AVIF — File Format Comparison
| Feature | RAS | AVIF |
|---|---|---|
| File Extension | .ras | .avif |
| MIME Type | image/x-sun-raster | image/avif |
| Compression Type | Lossless | Lossy & Lossless |
| Transparency Support | No | Yes |
| Animation Support | No | Yes |
| Metadata Support | Yes | Yes |
What Is RAS Format?
Sun Raster format for Unix systems.
- Compression: Lossless
- Transparency: Not supported
- Animation: Not supported
What Is AVIF Format?
AV1 Image File Format with superior compression for modern browsers.
- Compression: Lossy & Lossless
- Transparency: Supported
- Animation: Supported
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