ViewSonic PA503S 3600 Lumens SVGA HDMI Projector (White) vs WORKFORCE Safe n Secure Video Projector Hard Case - For Viewsonic DLP, WXGA, 1080p and 3D Projectors - Models PJD5155 / PJD7820HD / PJD5255 / PJD5555W / PJD5533W / PJD5132 / PJD5134 / PJD5153