Best Mattress Side Sleeper 2025. One that ranks anywhere from a 3 to 5 out of 10 on the firmness scale—than the average side sleeper. Best mattress for side sleepers in 2025.

Discover ultimate support and comfort with our top mattress picks for side sleepers, designed to alleviate hip and shoulder pain for a restful sleep. By amelia jerden, the strategist’s sleep writer, covering mattresses, pillows, and more.