Boss S11 Full HD 3D 5700 Lumens 50,000 Hours LED Projector, Compatible with HDMI/VGA/AV/USB/TV/Laptop/DVD LED Projector 3840x2160 Pixels (Ultra HD) vs Boss S2 Android 4.4 WIFI 3D Full HD Led 5500 Lumens Portable Projector LED Projector 1920x1080 Pixels (HD)