BMP is pure pixel data without compression. Some legacy software requires it.
PNG vs BMP
| Feature | PNG | BMP |
|---|---|---|
| Compression | DEFLATE | None |
| Size | Small | Huge |
Industrial software and vintage applications only read uncompressed bitmap.
Pro Tips
Game Textures
Some very old game engines (like GoldSrc) or modding tools require BMP format for textures. Use this tool to prepare your assets.
PNG's compression decoded, raw pixels written to BMP. Transparency removed (usually).
Frequently Asked Questions
Why so much bigger?
BMP has zero compression. A 100KB PNG can become a 10MB BMP.
Is quality better?
No, it is exactly the same pixel data, just stored inefficiently.
Universal Compatibility
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