Like any projector, they also can't compete with ambient light. An ambient light-rejecting screen can help considerably, but they aren't cheap. When you can get a 100-inch TV for $3,000 ...

With an impressive throw ratio of 0.18:1, the JMGO O2S Ultra projector can project a 100-inch screen just 5.75 inches from a wall. Short-throw projectors like this are great because they are quick ...