Our comfort ratings are based on members' average ... where 1 is very soft and 10 is very firm. The Serta SleepToGo is part of the Mattresses test program at Consumer Reports.

Our analysis of how well a mattress maintains its original shape, height, firmness, and side/back sleeping support after 8 years of simulated use. A measure of how much vibration is transmitted ...

This December mattress sale features discounts on Nectar, Tempur-Pedic, Sealy, Serta, Beautyrest and more popular mattress brands, plus a free adjustable base on qualifying orders. Below ...

With so many Christmas deals live this week, there's never been a better time to shop for a bed featured in our best mattress guide. One of our favorite sales this week comes from Serta.