The Mattress Smasher 9000 is a proprietary CNET device that objectively assesses mattress firmness. This unique machine ...

We retested over a dozen of the best luxury mattresses to determine which beds stand out from the rest. Here are our picks from Beautyrest, Stearns & Foster and more.

You'll find those options here as well. Most of our top firm mattress picks hold a spot in our overall guide to the best mattresses of 2025 for their superb performance and excellent value for money.

We've slept on and tested all the latest beds — these are the mattresses for back pain that provided pain-free mornings.