The Canon WUX450 supports a maximum resolution of 1920 x 1200 (WUXGA). That's over seven times the resolution of a 640 x 480 (VGA) multimedia projector, which is the most common resolution supported by 2000:1 contrast ratio data projectors that are a similar age to the WUX450. 640 x 480 (VGA) is also supported by this data projector. In addition, this projector support graphics resolutions of 800 x 600 (SVGA), 1024 x 768 (XGA), 1280 x 1024 (SXGA), 1400 x 1050 (SXGA+), 1440 x 900 (WXGA+) and 1600 x 1200 (UXGA) and 1680 x 1050 (WSXGA+).
This projector's resolution (1920 x 1200 (WUXGA)) is actually the best supported resolution across all 2000:1 contrast ratio data projectors that have been around for around the same time as the WUX450.
Across comparable types of projector the worst supported resolution is 640 x 480 (VGA).