Why Convert JPG to AVIF?
AVIF (AV1 Image File Format) is a next-gen format that delivers smaller files at similar or better quality than JPG:
- Superior compression: Often 30–50% smaller than JPG at comparable quality.
- High fidelity: Better detail retention and fewer artifacts at low bitrates.
- Modern features: Supports transparency, HDR, and wide color gamut.
- Web performance: Smaller images = faster pages and better Core Web Vitals.
How to Convert JPG to AVIF Online
- Click Upload JPG and select your file.
- Wait for processing to complete.
- Click Download AVIF to save the optimized image.
The converter automatically balances quality and size for typical web use.
AVIF vs JPG: Key Differences
| Feature | JPG | AVIF |
|---|---|---|
| Compression | Lossy (JPEG) | Advanced, more efficient (AV1) |
| File Size | Baseline | ≈30–50% smaller at similar quality |
| Transparency | No | Yes |
| HDR/Wide Gamut | Limited | Supported |
| Browser Support | Universal | Modern browsers (fallback recommended) |
Supported Limits & Formats
- Accepted input: JPG/JPEG (
image/jpeg) - Maximum file size: up to 16 MB per file
- Output: AVIF (
.avif, MIMEimage/avif) - Encoding: Quality ~80, speed 4 (balanced)
Troubleshooting
- Upload fails: Ensure the file is JPG/JPEG and ≤ 16 MB.
- Color shift: Convert images to sRGB before upload for consistent web colors.
- Older browsers: Serve JPG/WebP fallback with
<picture>if AVIF isn't supported.
Use Cases: When to Convert JPG to AVIF
- Web optimization: Speed up pages and improve LCP.
- Mobile apps: Reduce bandwidth and storage.
- Large photo libraries: Save disk space without obvious quality loss.
- Yes, the converter is completely free with no hidden charges or subscriptions.
- AVIF is supported by modern browsers (Chrome, Firefox, Safari, Edge). For older browsers, provide JPG/WebP fallbacks.
- Typically 30–50% smaller at similar perceived quality, though results vary by image.
- You can upload images up to 16 MB per file.
- Files are processed automatically and not retained longer than necessary for conversion.
- This page converts one file at a time. For bulk needs, repeat the process or use a batch tool.
- Yes. AVIF usually provides smaller files at comparable quality, improving load speed and Core Web Vitals.
AVIF may not display on some older software. Use the <picture> element with JPG/WebP fallbacks for maximum compatibility.