Best Gel Mattress for 2025, Tested by CNET’s Bed Experts

We've been testing mattresses, bedding and sleep accessories for years -- a few members have been doing this for eight years already. We estimate that our team has rolled around and slept on 350 different mattresses from dozens of brands, ranging from bigwigs like Serta and Tempur-Pedic to niche players like Sonu and Airweave. Our bed testers have varying body weights and types, heights, genders and sleep preferences, which allows us to provide an overarching assessment of each mattress from a multitude of viewpoints. Many mattresses are tested for long periods of time, ranging from a month or two up to five years. CNET's sleep team consistently takes mattresses home for long-term reviews, such as our 30-night mattress testing series as a couple. Dillon Lopez/CNET We test gel mattresses like we would any other bed, with a tighter focus on temperature. When a new mattress arrives at our testing facility, it undergoes a strategic set of hands-on testing. We analyze characteristics suc ... Read full article.