The 11 best mattresses to buy on Amazon in 2025, per sleep experts

Did you know that some of the best Amazon mattresses are name brand? It’s true, and they’re typically less than what you’ll find at other retailers.While we at the Post are not newbies when it comes to sleep products, when mattresses are concerned, it doesn’t hurt to get some expert advice in picking one.“A good mattress will keep your spine aligned while you sleep,” Shelby Harris, PsyD, licensed clinical psychologist and director of sleep health at Sleepopolis, told the New York Post.“Your sleep position, body type, and personal preferences for feel and materials will all play a role in determining which mattress is best suited for your needs.”Peruse our in-depth FAQ section, where we help answer the questions you stay up at night thinking about (probably on your meh mattress, which is why you’re reading this), like what to look for, depending on your usual sleep position, and much, much more.

Below, Dr.Harris hand-picks the best Amazon mattresses you can snag right now (we’ve added some of our favorites, too).

According to Harris, this mattress is best for side sleepers or anyone who enjoys a softer memory foam mattress.“It uses six inches of memory foam on the top layer that decreases motion transfer, promotes spinal alignment and provides good edge support,” she adds.Mattress Type: Memory foam | Firmness level: Medium-Firm | Amazon rating: 4.3 | Mattress Size: Twin, Twin XL, Full, Queen, King, California KingIf you’re seeking a luxury mattress that you’ll actually be dreaming about, it’s sure to be the Beautyrest Black Series Three Plush Pillow Top Mattress.

By far, it’s one of the most luxurious options we’ve lied down on in store, thanks to its pillow-top comfort that, in our opinion, is the perfect medium of support and softness.Victoria Giardina, Commerce Report and Content Strategist, has tested and reviewed this mattress.“Its motion separation feature helps reduce what you feel if you’re sleeping with a partner, so...