Our research includes 166 expert total reviews for 16 best laptops under $400. The highest average score is 84%, while the lowest is 68% (a gap of 16%). There are about 10 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.