The highest resolution of the Philips PPX4350 is nHD (640x360). That's 71% less resolution than the most frequently found native projector resolution of XGA (1024x768).
An nHD (640x360) native projector resolution is actually the worst resolution across all data projectors that have been on the market for around the same time as the PPX4350.
Across similar types of projector the best resolution is DCI 4K (4096 x 2160).
We think you might also be interested in some of the other projectors that have a resolution of nHD (640x360) currently available including cheaper data projectors such as the Philips PPX4150 (£199.00).
If the resolution of this multimedia projector is not high enough for you then you might also want to consider the Aiptek MobileCinema i60 (£219.00) (VGA (640x480 and higher rated) and higher rated), or the Canon LV-S300 (£227.07) (SVGA (800x600 and higher rated) and higher rated).