The Optoma DW326 supports a 1080i video mode which is better than most 13000:1 contrast ratio projectors that were released around the same time as it. Most similar spec multimedia projectors that were released around the same time as it support a 480i video mode. This multimedia projector also support 1080p and 480p and 720p video modes.
This multimedia projector's supported video mode (1080i) is in fact the best supported supported video mode across all data projectors of a similar age and spec to the DW326.
Across similar types of multimedia projector the worst supported supported video mode is 480i.