This test suite was grabbed from http://wvnvaxa.wvnet.edu/vmswww/bmp.html.

Not every BMP format is supported but the most used is the 24 bit format

| BMP | PNG
--- | --- | ---
1 bit (2 color) |  |
4 bit |  |
8 bit |  |
16 bit |  |
24 bit |  |
32 bit |  |
4 bit compressed |  |
8 bit compressed |  |
16 bit 555 bitfield |  |
16 bit 565 bitfield |  |
32 bit 888 bitfield |  |
32 bit 888 bitfield version 4 |  |
32 bit version 5 |  |
32 bit transparent version 4 |  |

Note that as of December 2005, Mozilla and Internet Explorer do not support transparent BMP images.

The images (except for the last three and the OS/2 version 2 image) are from Jason Summer's BMP Suite.