Bear, the maker of our favorite side sleeper mattress, is also running a sale during Prime Day. It's got 35 percent off sitewide with the code PRIME, plus two free pillows with any mattress purchase. It brings the mattress to the price we usually see it available for, though the $150 worth of pillows makes it a bit of a discount.

These are the top mattress deals during Amazon Prime Day, including major savings from Nectar, Tuft & Needle, Sealy, Serta, and more.

Pillows, sheet sets, sleep masks, and more Wirecutter-approved sleep gear that’s on sale for Amazon’s Prime Big Deal Days.

The pre-holiday season savings event is on October 8 (ending on October 9), with mattresses as low as $236 (with over 1,000 five-star reviews) and price cuts as high as 31 percent off top brands like Nectar, Casper, and Purple.

And in my household, October is also moving month. It's both annoying and awesome because, well, nobody likes moving - but at least I get to shop for new furniture at a steep discount […]

From now until end of day October 10th, Saatva mattresses are $300 off when you shop through our exclusive links. P.S. Each mattress comes with free white-glove delivery and setup at no extra cost. Saatva’s delivery team will also remove your old mattress for free if you select the mattress removal option at checkout.

The bed-in-a-box memory foam mattress is made of five layers that include a heat-wicking quilted cover with cooling technology, perfect for hot sleepers who often deal with night sweats. Once delivered to your door, it's super easy to set up, too. Just take it out of the box, lie it on top of your frame, and let it expand for 24 hours.

The best extended Prime Day mattress deals can help you upgrade your bed for less. We've rounded up mattress deals you can still shop now.