The highest resolution of the PT-TW240 is WXGA (1280x800). That's 30% more resolution than the most common projector native resolution of XGA (1024x768).
This data projector's resolution (WXGA (1280x800)) is in fact the best resolution amongst all 4000:1 contrast ratio multimedia projectors that are a similar age to this data projector.
Amongst comparable types of data projector the worst resolution is XGA (1024x768).
What does "projector native resolution" mean?