Our research includes 42 expert total reviews for 8 best projectors under $850. The highest average score is 88%, while the lowest is 75% (a gap of 13%). There are about 5 reviews per product. Reviews come from sites like PCMag, Wired, and more. Click on a product to see more information (including which reviews were included). This list gets updated every few days as we routinely add the latest products.