The highest resolution supported by the Acer X133 is 1920 x 1200 (WUXGA). That's over seven times the resolution of a 640 x 480 (VGA) multimedia projector, which is the most frequently found resolution supported by 13000:1 contrast ratio multimedia projectors that have been available for more than two years. In addition, this multimedia projector supports a supported graphics resolutions of 1280 x 800 (WXGA).
A 1920 x 1200 (WUXGA) supported graphics resolutions is actually the best supported resolution amongst all 13000:1 contrast ratio multimedia projectors that were launched around the same time as the X133.
A 640 x 480 (VGA) supported graphics resolutions is the worst supported resolution amongst comparable types of projector.