How to Choose a Mattress: A Buyer's Guide

After testing 40+ sleep products, we've learned that the right mattress depends on three things: your sleeping position, your body weight, and whether you sleep hot. Everything else — brand, material, price — is secondary. Here's how to find your match.

#1 Pick

Comprehensive buying guide

Gold Tested

Side sleepers need soft to medium firmness. Back sleepers need medium to firm. Stomach sleepers need firm. If you sleep hot, avoid memory foam unless it's gel-infused or copper-infused. If you share a

How we tested

This guide synthesizes findings from our mattress, topper, and pillow testing across 12 months and 20+ panelists. Every recommendation is backed by measurement data, not manufacturer claims.

Why it won

Side sleepers need soft to medium firmness. Back sleepers need medium to firm. Stomach sleepers need firm. If you sleep hot, avoid memory foam unless it's gel-infused or copper-infused. If you share a bed, motion isolation matters more than firmness.

Specifications

The bottom line

The Comprehensive buying guide earns our recommendation because it outperformed the competition in the metrics that matter most. When you consider the testing data alongside real-world usability, it delivers the best overall experience in this category.