The EH7700B has a maximum resolution of WUXGA (1920x1200). That's over two times the resolution of the most frequently found projector native resolution of WXGA (1280x800).
This multimedia projector's resolution (WUXGA (1920x1200)) is in fact the best resolution amongst all projectors that came out around the same time as this multimedia projector.
An XGA (1024x768) projector native resolution is the worst resolution amongst similar types of multimedia projector.
What does "projector native resolution" mean?