Only convert to BMP if required by very old software or specific professional workflows. AVIF is a modern, efficient format, while BMP is ancient and uncompressed. For most users, converting AVIF to JPG or PNG is far more practical with much smaller file sizes.
BMP files will be 20-50 times larger than AVIF. A 500KB AVIF image might become a 20MB BMP. AVIF has cutting-edge compression while BMP has none, creating massive file size differences.
No. AVIF is a lossy format, meaning some quality is lost during compression. Converting to BMP won't recover this lost quality. BMP will faithfully preserve the quality from AVIF but can't make it better.
BMP is needed only for very specific cases: extremely old software from the 1990s, certain scientific/medical imaging workflows, or legacy industrial systems. For modern use, JPG, PNG, or WebP are always better choices.
Yes! For lossless storage, use PNG - it's lossless like BMP but 50-75% smaller. For photos, use JPG. For modern web use, stick with AVIF or WebP. BMP should only be used if absolutely required by specific legacy software.