Our Experts With 5+ years of mattress testing experience, we use our different sleeping position and body type perspectives to offer well-rounded, honest reviews. Our Picks Firm mattresses are known for their superior support and spinal alignment, which back and stomach sleepers need. If that’s you, or you like the sensation of sleeping on a plank of wood, you’re in the right place.

I pulled together this list of best firm mattresses based on my experience sleeping, testing and reviewing beds. Our team of eight other experts -- and Mattress Smasher 9000 (MS9K) -- also weighed in to ensure this list represents every size, body type and gender needs. Collectively, CNET’s sleep team has tested around 300 mattresses and dedicated thousands of hours to knowing the ins and outs of online beds.

Firm mattresses aren’t for everyone, especially side sleepers, who will likely find them too firm to sleep comfortably. Luckily, we’ve got something for everyone, like side sleepers , couples and those with back pain . Spend some time on this list to find your firm mattress match.

What is the best overall firm mattress? The Saatva Classic mattress in CNET's mattress testing facility. It was a unanimous decision across our entire sleep team that Saatva Classic is the best overall firm mattress. It’s a luxury bed with multiple innerspring layers that provide exceptional lumbar support.

The Saatva Classic is the perfect mattress for those who want a firm mattress but don't want to sa.