Convert BMP to AVIF
Free, fast and secure — convert BMP to AVIF right in your browser.
Shrink your BMP by converting to AVIF
Converting BMP to AVIF trades a little detail for a much smaller file, making AVIF image the practical choice for fast web pages, email and sharing.
How to convert BMP to AVIF
- 1 Drop your BMP file into the converter above.
- 2 It is converted to AVIF automatically — no settings to fiddle with.
- 3 Download your new AVIF file instantly.
BMP vs AVIF
| Feature | BMP | AVIF |
|---|---|---|
| Compression | Lossless | Lossy |
| Transparency | No | Yes |
| Animation | No | Yes |
| Type | Raster | Raster |
| MIME type | image/bmp | image/avif |
| Best for | Legacy Windows workflows and cases where an uncompressed, exact bitmap is required. | Cutting-edge web delivery where the smallest possible high-quality image is the goal. |
About the formats
Bitmap image
BMP is an uncompressed raster format from the Windows world. It stores raw pixels with no quality loss, producing large but perfectly exact files.
Strengths
- Completely lossless, raw pixels
- Simple, widely readable on Windows
- No compression artefacts
Limitations
- Very large file sizes
- No transparency or animation
- Rarely used on the modern web
Best for: Legacy Windows workflows and cases where an uncompressed, exact bitmap is required.
AVIF image
AVIF is a next-generation format based on the AV1 video codec. It offers excellent compression, wide colour and transparency, often beating WebP and JPG on file size.
Strengths
- Outstanding compression and quality
- Wide colour gamut and HDR
- Transparency and animation support
Limitations
- Not supported by older browsers/apps
- Slower to encode
- Limited editing-software support
Best for: Cutting-edge web delivery where the smallest possible high-quality image is the goal.