The Hitachi CP-WU8700 has a maximum resolution of WUXGA (1920x1200). That's over two times the resolution of the most common native projector resolution of WXGA (1280x800).
This projector's resolution (WUXGA (1920x1200)) is actually the best resolution across all similar spec projectors that came out around the same time as the CP-WU8700.
The worst resolution across comparable types of projector is XGA (1024x768).
We think you might also be interested in some of the alternative projectors that have a resolution of WUXGA (1920x1200) currently available including cheaper multimedia projectors such as the Hitachi CP-WU8600.