The highest resolution supported by the VPL-VW1100ES is 4096 x 2160. That's over four times the resolution of a 1600 x 1200 (UXGA) multimedia projector, which is the most frequently found resolution supported by data projectors that have been on the market for a comparable time to the VPL-VW1100ES. This projector also supports a graphics resolution of 3840 x 2160.
A 4096 x 2160 graphics resolution is in fact the best supported resolution across all similar spec data projectors that were released more than two years ago.
A 640 x 400 graphics resolution is the worst supported resolution across comparable types of multimedia projector.