The highest resolution supported by the Benq MX722 is 1600 x 1200 (UXGA). That's over six times the resolution of a 640 x 480 (VGA) projector, which is the most common resolution supported by comparable spec projectors that were released around the same time as the MX722. 640 x 480 (VGA) is also supported by this multimedia projector. This projector also supports a supported graphics resolutions of 1024 x 768 (XGA).
This projector's resolution (1600 x 1200 (UXGA)) is in fact the best supported resolution across all 5300:1 contrast ratio data projectors that have been around for a comparable time to the MX722.
The worst supported resolution across comparable types of projector is 640 x 480 (VGA).