The highest resolution of the PX602UL is WUXGA (1920x1200). That's over two times the resolution of the most common projector native resolution of WXGA (1280x800).
This projector's resolution (WUXGA (1920x1200)) is actually the best resolution amongst all multimedia projectors of this age and spec.
The worst resolution amongst similar types of projector is SVGA (800x600).
What does "projector native resolution" mean?