There is a HUGE difference between this set and all the others. Sony's KP-53V85 53-inch Big Screen Projection Television has big features to go with the size of its screen. Features include Express Tuning, Virtual Dolby Surround Sound, MTS Stereo with noise reduction, Program Presets for Movies and Sports, PIP Direct Tuning, and Color Temperature Adjustment. Also featuring V-Chip Parental Control, this Big Screen has it all.??Unlike many projection TVs, which require the electron beam to pass through the front surface of the mirror twice, Sony's First Surface Mirror incorporated in this TV, means the beam reflects off only the front surface. This results in improved resolution, brightness and color. Vertical rib diffusers spread light from the Fresnel screen, increasing the horizontal viewing angle. In Sony's fine-pitch design, the ribs are extremely narrow and packed together to maintain extraordinarily high resolution. 3D Digital Comb Filter automatically processes the incoming signal with digital circui... Minimize