The highest resolution supported by the MW632ST is 1920 x 1200 (WUXGA). That's over seven times the resolution of a 640 x 480 (VGA) projector, which is the most frequently found resolution supported by projectors of this age and spec. 640 x 480 (VGA) is also supported by this projector.
This projector's resolution (1920 x 1200 (WUXGA)) is actually the best supported resolution amongst all projectors that have been around for a comparable time to the MW632ST.
Amongst comparable types of projector the worst supported resolution is 640 x 480 (VGA).