To see how firm each mattress really is, we apply a load that gradually increases to 1,000 newtons, or 225 pounds. While that load is increasing, we plot the curve of the mattress’s deflection.

The pump is built into the mattress, so all you have to do is plug it in and set the dial to inflate until you've reached your desired firmness. The bottom of the mattress has a grippy material to ...

In our lab tests, Mattresses models like the Restore Cool Touch 11'5" are rated on multiple criteria, such as those listed below. Petite side sleeper: Sleepers small in both height and weight.

The Bedgear M3 Performance lets you customize each side of the mattress. It's best for couples with different firmness needs and don't sleep hot.

To build our mattress ratings, we researched more than 70 mattresses, analyzed the market landscape and found 10 professional reviews (or other independent journalistic sources/websites who also ...