10 Best Amazon Prime Big Deal Days Mattress Deals (October 2026 Sale)

If you want a single mattress to watch when Amazon’s October sale kicks off, the Zinus 12 Inch Green Tea Memory Foam leads this list. With 91k+ owner reviews and a 4.3 average, it pairs pressure-relieving memory foam with a green tea and ActivCharcoal infusion that helps with freshness out of the box. For a back-and-side sleeper who wants a familiar feel, the Ashley 12 Inch Memory Foam is a close second, and the Novilla Bliss 12 Inch Gel Memory Foam rounds out the top three with a cooling focus and a 100-day trial.

Prime Big Deal Days runs October 6-7, 2026, and most offers need an active Prime membership (a free trial counts). This list breaks down ten mattresses worth watching, what each one is actually good for, and what to confirm on the listing before you check out.

Our Top 3 Picks for Best Amazon Prime Big Deal Days Mattress Deals (October 2026)

Best Amazon Prime Big Deal Days Mattress Deals Compared

How We Chose

Every pick on this list was checked against its Amazon listing in October 2026, with focus on the specs that actually affect sleep: construction, thickness, firmness, certifications, weight capacity and owner ratings. We compared the listings to find the picks with the strongest balance of comfort, support and reviews, then grouped them by the buyer each one suits best. No hands-on testing claims, just a careful read of the data, the reviews and the warranty terms.

1. Zinus 12 Inch Green Tea Memory Foam: Editor’s Choice

With 91k+ reviews, the Zinus 12 Inch Green Tea Memory Foam is the highest-reviewed pick on this list, which is why it leads. The three-layer build puts 3 inches of conforming memory foam on top of 2 inches of airflow comfort foam and 7 inches of high-density base foam, giving it that classic medium-firm feel that works for most sleeping positions.

The green tea and ActivCharcoal infusion cuts down on that new-mattress smell, and most owners say it airs out within a day or two. The 500 lb weight capacity and 10 year warranty match what most people need from an everyday bed.

• Three-layer build with conforming top, airflow middle and high-density base
• ActivCharcoal and green tea infusion for odor control
• CertiPUR-US certified foam, ships bed-in-a-box

Solid pressure relief for back sleepers and decent motion isolation for couples come up most often in reviews, but a few side sleepers say it runs firmer than the medium-firm label suggests. If you want a softer, plusher feel, the Novilla Bliss 12 Inch Gel Memory Foam further down the list is built with gel foam for a cooler, more cushioned sleep.

The Zinus covers the familiar memory foam feel at a non-luxury tier. If you sleep warm, the Zinus 12 Inch Green Tea Cooling Gel is the same brand with a gel layer added for temperature regulation. Skip it if you want a hybrid feel, the Neo Sleep 12 Inch Hybrid Pocket Spring is the only true pocket spring option here.

2. Ashley 12 Inch Memory Foam: Best Value

The Ashley 12 Inch Memory Foam carries a 4.5 rating across 51k+ reviews, the highest rating in the 12-inch memory foam category on this list. The three-layer design focuses on pressure relief, and owners say it does a good job of easing back and shoulder discomfort without that sinking, trapped feeling some foams have.

The CertiPUR-US certification and removable cover add peace of mind, and the low motion transfer makes it a sensible pick for couples who don’t want to feel every toss and turn. Back sleepers and anyone who wakes up with stiffness get the most out of this build.

Good to know: this mattress holds up well over several years for most owners, but a few mention the edges feel softer than the center, which can matter if you sit on the side of the bed often. It runs a touch firmer than the Zinus 12 Inch Green Tea Memory Foam above and trades the green tea infusion for a simpler polyester cover.

If you want something with a similar feel and a brand-direct trial, the Novilla Bliss 12 Inch Gel Memory Foam adds gel foam for cooler sleep and includes a 100-night trial window. For a thinner profile for a guest room, the EGOHOME 8 Inch Memory Foam keeps the same all-foam feel in a lighter package.

3. Novilla Bliss 12 Inch Gel Memory Foam: Best for Cooling

The Novilla Bliss 12 Inch Gel Memory Foam is the first pick on the list built around a gel-infused foam, and it brings a real trial along with it. The three-layer design layers NanoGel memory foam over support foam, and Novilla backs it with a 100-day free trial and 10-year protection plan, which is a real advantage during a sale when you want to be sure the mattress actually works for you.

Hot sleepers and combination sleepers get the most from the gel layer, and the 600 lb weight capacity works well for couples. The motion isolation scores high with owners who share a bed.

• 100-day free trial with 10-year protection plan
• NanoGel memory foam for temperature regulation
• 600 lb weight capacity suits couples

Owners report cooler sleep than standard memory foam, but a few say it still sleeps warm in the middle of summer. The Novilla trades a slightly lower rating than the Ashley 12 Inch Memory Foam above for a longer trial and a gel layer that helps with temperature.

If the trial is what draws you to this pick, the Novilla 12 Inch Gel Memory Foam at the bottom of the list is the brand’s newer model with 30% more NanoGel for cooling and an OEKO-TEX certified cover. For a more supportive back-pain focus, the MLILY 14 Inch Copper Gel Memory Foam uses copper gel and a 14 inch profile.

4. Zinus 12 Inch Green Tea Cooling Gel: Best for Hot Sleepers

The Zinus 12 Inch Green Tea Cooling Gel takes the same three-layer Zinus formula and adds 2 inches of ultra-cooling gel and green tea infused memory foam on top. For sleepers who run hot but want the feel of a Zinus bed, this is the more temperature-focused sibling of the editor’s choice above.

Skip the firmer Green Tea Memory Foam above if you want a touch more give, this medium firmness version gives slightly more cushion. The green tea infusion helps with freshness during the break-in period, and the 500 lb capacity and 10 year warranty match the rest of the Zinus line.

Good to know: leave it on the bed frame for at least 48 hours before sleeping on it. A few owners mention the expansion takes longer than expected. Compared with the Novilla Bliss 12 Inch Gel Memory Foam above, this Zinus skips the 100-day trial but keeps the CertiPUR-US certification.

If you want the cooling without the green tea, the MLILY 14 Inch Copper Gel Memory Foam uses copper gel and a graphene cover. For a thinner profile, the EGOHOME 8 Inch Memory Foam is a good kids’ room pick with similar gel foam construction.

5. Best Price 6 Inch Memory Foam: Budget Pick

The Best Price 6 Inch Memory Foam is the lowest-priced pick on the list, and it earns its spot for a specific use case rather than for primary sleeping. The 6 inch profile is built for guest rooms, kids’ beds, bunk beds and trundles, where you need a real mattress that won’t take up a lot of headroom.

At 30.4 pounds for a full, it’s light enough to move on your own, and the CertiPUR-US certification means the foam meets the basic standards for content and emissions. The green tea infusion helps with that new-mattress smell.

Owners say it’s a great value for occasional use, but a few mention the 6 inch thickness is too thin for everyday adult sleep. If you weigh over 200 pounds or want a 12 inch profile, the EGOHOME 12 Inch Green Tea Memory Foam is a sturdier mid-range pick.

Compared with the EGOHOME 8 Inch Memory Foam later in the list, this one is thinner and lighter but doesn’t have the cooling gel layer. If you want a low-cost foam bed for a heavier sleeper, the EGOHOME 8 Inch is the more durable choice.

6. EGOHOME 12 Inch Green Tea Memory Foam: Best for Heavier Sleepers

The EGOHOME 12 Inch Green Tea Memory Foam stands out for its 750 lb weight capacity, the highest in this list. The four-layer design layers patented premium memory foam with green tea gel infusion and a fiberglass-free build, which addresses one of the most common complaints on mattress forums: low-quality imported foam with fiberglass fire barriers.

Heavier sleepers and couples who want a foam mattress that holds up get the most from this build. The CertiPUR-US certification and fiberglass-free build are real selling points for buyers worried about off-gassing or long-term durability, and the green tea gel helps with temperature.

• 750 lb weight capacity, highest on the list
• Fiberglass-free construction
• Green tea gel infusion for cooling and freshness

A few owners mention the feel is plusher than the medium-firm label suggests, so if you want a true firm feel, the Zinus 12 Inch Green Tea Memory Foam above is a firmer option in the same range. Compared with the Ashley 12 Inch Memory Foam above, the EGOHOME trades the higher rating for a much higher weight capacity and the fiberglass-free build.

For a thinner version of the same brand, the EGOHOME 8 Inch Memory Foam keeps the cooling gel and weight capacity in an 8 inch profile. If you want more bounce, the Neo Sleep 12 Inch Hybrid Pocket Spring is the only hybrid on this list.

7. EGOHOME 8 Inch Memory Foam: Best for Kids and Guest Rooms

The EGOHOME 8 Inch Memory Foam takes the same fiberglass-free, green tea gel construction as the 12 inch version and shrinks it into an 8 inch profile. At 30 pounds for a full, it fits the use case where the 6 inch Best Price mattress above is a little too thin but a full 12 inch feels like too much.

Kids’ rooms, bunk beds, and guest rooms that need a real foam mattress without the 12 inch height are the natural fit. The 750 lb weight capacity is overkill for a kid’s room but reassuring if the mattress is used by a wide range of guests.

Owners report good pressure relief for the price, but a few mention firmness varies from mattress to mattress. The build adds 2 inches of foam, the gel cooling layer, and the fiberglass-free construction over the Best Price 6 Inch Memory Foam above.

The 8 inch profile fits trundles and platform beds where a thicker mattress would change how the bed looks in the room. If you want a more supportive, thicker foam bed for everyday use, the EGOHOME 12 Inch Green Tea Memory Foam is the same brand in a 12 inch profile.

8. MLILY 14 Inch Copper Gel Memory Foam: Best for Back Pain

The MLILY 14 Inch Copper Gel Memory Foam is the only pick on this list with a 14 inch profile, and it brings the most advanced cooling tech: a copper gel aerofuion memory foam top, MLILY Adaptifoam for breathability, and a graphene cooling cover. The International Chiropractors Association endorsement is unusual for an Amazon mattress and signals focus on spinal alignment.

Sleepers with chronic back pain who want a thicker mattress with a clinical focus get the most from this build. The four-layer build uses copper gel, Adaptifoam, high-density base foam, and the graphene cover to manage heat, and the 14 inch profile gives the comfort and support layers more room to do their work.

• 14 inch profile, only one on the list
• Copper gel top with graphene cooling cover
• ICA endorsement for spinal alignment

The 250 lb weight capacity is the lowest on this list and the no-return policy on opened mattresses is a real consideration. If you share the bed, the EGOHOME 12 Inch Green Tea Memory Foam is a better capacity pick. The MLILY trades the 100-day trial of the Novilla Bliss 12 Inch Gel Memory Foam above for the 14 inch profile, copper gel, and the chiropractic endorsement.

The 14 inch height also gives sleep accessories like mattress toppers and protectors more room to layer in without changing how the bed feels underneath. For a budget-friendly option with similar copper-style cooling, the Zinus 12 Inch Green Tea Cooling Gel uses green tea instead of copper.

9. Novilla 12 Inch Gel Memory Foam: Best for Couples

The Novilla 12 Inch Gel Memory Foam is the newer cousin of the Novilla Bliss above, and it focuses on what couples actually need: cooler sleep, motion isolation, and a cover that’s OEKO-TEX Standard 100 certified. The NanoGel load is bumped up by 30% over the older model, which is the most noticeable spec difference for hot sleepers.

Couples who want to sleep cool without feeling every move get the most from this build. The CertiPUR-US and OEKO-TEX certifications cover both the foam and the cover, and the medium plush feel is softer than most of the other picks on the list. Side sleepers who share a bed get nice cradling at the shoulders and hips.

Good to know: a few owners say the medium plush feel is too soft if you prefer firmer support, in which case the Zinus 12 Inch Green Tea Memory Foam is the firmer alternative at the top of the list. The motion isolation and the cooler surface are the most-mentioned wins.

The newer Novilla has more NanoGel, the OEKO-TEX cover, and a softer firmness profile than the Novilla Bliss 12 Inch Gel Memory Foam above. For a hybrid that gives a bit more bounce for couples, the Neo Sleep 12 Inch Hybrid Pocket Spring is the only spring option on the list.

10. Neo Sleep 12 Inch Hybrid Pocket Spring: Best Hybrid

The Neo Sleep 12 Inch Hybrid Pocket Spring is the only true hybrid on this list, and it changes the feel in a way the other picks don’t. Individually wrapped pocket springs sit under memory foam layers, which gives you the pressure relief of foam with the bounce, edge support and airflow of a traditional spring mattress.

Sleepers who want more bounce and better edge support than an all-foam mattress can give get the most from this build. The 9-layer construction includes cooling airflow foam, and the 600 lb capacity works for couples. The polycotton cover is a different feel from the polyester covers on the foam picks, and it breathes a bit better in warm rooms.

Good to know: the springs become slightly noticeable after a couple of years for a few owners, which is worth keeping in mind if you want a foam-only feel over time. The hybrid trades a softer foam feel for better edge support and more bounce than the Novilla 12 Inch Gel Memory Foam above.

Skip it if you want pure memory foam, the rest of this list is all-foam. If you want a firmer feel in a hybrid, this medium plush profile is the only hybrid option here, so the comparison is really between the springs in this one and the foam-only builds above.

How to Choose Mattresses During Prime Big Deal Days

Prime Big Deal Days is one of the best times of the year to buy a mattress on Amazon, but the volume of options can feel overwhelming. These are the buying factors that actually decide which mattress belongs in your bedroom.

Sleep Position and Support

Side sleepers usually do best on a medium to medium-soft mattress that cushions the shoulders and hips, while back and stomach sleepers need firmer support to keep the spine neutral. If you switch positions through the night, look for a medium feel with zoned support or a comfort layer that responds without sinking. The picks on this list skew medium firm because that range works for most sleepers, but the Novilla 12 Inch Gel Memory Foam and the Neo Sleep 12 Inch Hybrid Pocket Spring are softer options for side sleepers.

Mattress Type and Comfort

Memory foam gives you pressure relief and motion isolation, but can sleep warm. Gel memory foam adds cooling, and hybrids combine foam comfort with the bounce and airflow of pocket springs. If you sleep hot, lean toward gel foam or hybrid construction. The Zinus 12 Inch Green Tea Cooling Gel, the Novilla Bliss 12 Inch Gel Memory Foam, and the Neo Sleep 12 Inch Hybrid Pocket Spring are the picks built specifically with cooling in mind.

Room Size and Mattress Dimensions

Confirm the exact size before you check out. A twin is 38 by 75 inches, a full is 54 by 75 inches, a queen is 60 by 80 inches, a king is 76 by 80 inches, and a California king is 72 by 84 inches. Make sure the mattress fits your bed frame, leaves walking room in the room, and matches your sheets. The picks on this list run the full size range, with the Best Price 6 Inch Memory Foam and the EGOHOME 8 Inch Memory Foam in full, and several queen and king options above.

Cooling and Temperature Control

For hot sleepers, the specs that matter are gel-infused foam, breathable covers, and open-cell construction. Green tea and copper infusions help with freshness, and OEKO-TEX certification on the cover adds assurance about emissions. The MLILY 14 Inch Copper Gel Memory Foam goes furthest on cooling tech, with a copper gel layer and a graphene cover, but the Novilla and Zinus cooling picks cover the mid-range.

Trial Period and Shipping

Most Amazon mattress listings ship free with Prime, but the in-home trial comes from the brand, not Amazon. The Novilla Bliss 12 Inch Gel Memory Foam is the only pick on this list with a 100-day trial, and the MLILY 14 Inch Copper Gel Memory Foam does not accept returns on opened mattresses. If you want to test the bed for a few months, that’s a real difference. For shoppers pairing their mattress with under-mattress sleep trackers, confirm the mattress thickness works with your tracker before you buy.

How to Shop Mattress Deals During the Sale

Before you add anything to your cart during the sale, verify the exact model, size, firmness, thickness, and whether the listing is new or renewed. Check the seller and shipper, because some Amazon listings are sold by third parties that handle returns themselves. Look for the warranty terms in the product details, not just the listing headline, and remember that most offers need an active Prime membership and can change through the event. The button on each pick below takes you to the current listing so you can confirm everything before checkout.

• Confirm the exact size, thickness, and firmness on the listing
• Check whether the mattress is sold by Amazon or by a third-party seller
• Read the warranty terms in the product details, not just the headline
• Note whether the in-home trial comes from the brand or from Amazon
• Check if the listing is new, renewed, or open-box
• Make sure you have an active Prime membership before the sale starts

Frequently Asked Questions

Final Verdict: Best Amazon Prime Big Deal Days Mattress Deals

Buy the Zinus 12 Inch Green Tea Memory Foam if you want the most-reviewed all-foam pick on the list and a familiar medium-firm feel that works for most sleepers. Buy the Best Price 6 Inch Memory Foam if you need a low-cost foam bed for a guest room or a kid’s room and don’t need a 12 inch profile. Buy the Ashley 12 Inch Memory Foam if you want the highest-rated memory foam here for back support, and the MLILY 14 Inch Copper Gel Memory Foam if back pain is your main concern and you want a 14 inch profile with copper gel cooling. Pick the Neo Sleep 12 Inch Hybrid Pocket Spring if you want the only true hybrid on the list, and the Novilla 12 Inch Gel Memory Foam if you’re a couple who wants cooler sleep and stronger motion isolation. Confirm the live listing and terms on each pick before you check out, and remember that prices and availability can change throughout Prime Big Deal Days.