Depending on what you’re watching and your budget, a 1080p (“Full HD”) projector is still a great buy, since many shows and movies aren’t streaming in a super-high bitrate at 4K yet anyway. That said, many modern projectors offer 4K resolution, with the main benefit being the higher dynamic range of that content (better, brighter colors).
If you want to browse for projectors yourself, we recommend you stick to brands like Sony, LG, Optoma, BenQ, and Epson. Be sure to read up on any projector before you buy, and avoid generic electronics brands.
Ideally, your projector projects images onto a screen (usually made of polyvinyl chloride or some kind of fabric), very much like a movie theater. Strictly speaking, you don’t need a screen—you can project onto any surface—but screens really do improve the viewing experience. These screens…