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Deal.ai › Zinus
ZINUS
ZINUS 6 Inch Ultima Memory Foam Mattress [New Version], Full

ZINUS 6 Inch Ultima Memory Foam Mattress [New Version], Full

Best price now

$115.43at AmazonChecked 6 h ago

56% under what the other stores charge

Compared across 6 stores. Prices are checked against each store and labelled with when. Store links may earn us a commission. As an Amazon Associate, Deal.ai earns from qualifying purchases.

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Price facts

  • Lowest price today: $115.43 at Amazon (checked Nov 15, 2026).
  • Checked at 6 stores.

Our take on the ZINUS 6 Inch Ultima Memory Foam Mattress [New Version], Full

The Zinus 6 Inch Ultima is a two-layer memory foam mattress: a pressure-relieving memory foam top over high-density base foam, with a medium feel and a 500-pound weight limit. It is a low-profile mattress, so it suits bunk beds, trundle beds, platform frames and guest rooms more than deep mattresses for adults who want a plush bed. The foam is infused with green tea and charcoal to limit odors, and the foam is CertiPUR-US certified with an OEKO-TEX cover. Against thicker memory foam mattresses it gives up depth and cushioning, but it costs far less and ships compressed in a box.

Best forBunk beds and trundle bedsGuest rooms and kids' roomsShoppers on a tight budgetBack and stomach sleepers who like a firmer feel
Pros
  • Medium-firm feel with memory foam pressure relief
  • 7-zone comfort system spreads support across the body
  • Green tea and charcoal infusions help control odors
  • CertiPUR-US foam and OEKO-TEX cover
  • 10-year limited warranty
  • Ships compressed in a compact box
Cons
  • Only 6 inches thick, so less cushioning than 8- to 12-inch mattresses
  • Too firm and thin for many side sleepers
  • Memory foam can sleep warm
  • Needs 24 to 72 hours to fully expand
  • Edge support is weak on a thin foam build

ZINUS 6 Inch Ultima Memory Foam Mattress [New Version], Full prices at every store

  • Home DepotNew

    In stock

    $195.08Free shippingChecked 6 h ago
    Visit Home Depot
  • HomeHaven StoreNew

    In stockReturn policy

    $262.93Checked 6 h ago
    Visit HomeHaven Store
  • Haven & HearthNew

    In stockReturn policy

    $262.93Checked 6 h ago
    Visit Haven & Hearth
  • NestwellNew

    In stockReturn policy

    $262.93Checked 6 h ago
    Visit Nestwell
  • Casa LioraNew

    In stockReturn policy

    $262.93Checked Nov 7
    Visit Casa Liora
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $115.43Free shippingChecked 6 h ago
    Visit Amazon

Store links may earn us a commission.

ZINUS 6 Inch Ultima Memory Foam Mattress [New Version], Full price history

Lowest price we've seen: $115.43 on Nov 15 at Amazon. Tracked across 2 stores since Nov 15.

What reviewers say

Owners generally rate the Ultima well as a budget mattress for kids, guests and bunks. They like the firm-but-conforming feel and the easy setup, and many say it holds up for a few years. Complaints center on thinness, warmth and softening over time.

What people mention
  • FirmnessMixedOwners call it medium firm; back sleepers like it, but some side sleepers find it too hard.
  • ThicknessCriticisedAt 6 inches it feels thin, and some owners want more cushioning.
  • SetupPraisedIt unboxes easily and reaches full shape within a day or two.
  • OdorPraisedMost owners report little smell, and any initial foam odor fades.
  • DurabilityMixedSome owners say it softens or sags after a couple of years; others report years of use.
  • Sleep temperatureCriticisedSome sleepers find the memory foam retains heat.

About the ZINUS 6 Inch Ultima Memory Foam Mattress [New Version], Full

This 6-inch memory foam mattress in a full size has a medium-firm feel. The pressure-relieving memory foam conforms to the shape of the body. A 7-zone comfort system helps relieve stress on the joints.

It has two layers, made of memory foam and high-density foam, with a tight-top polyester cover. The foam is infused with green tea and purified charcoal to help keep the mattress fresh. The foam is CertiPUR-US certified and the cover is OEKO-TEX certified.

The mattress ships in a smaller box to reduce its carbon footprint. Allow 24 to 72 hours for it to expand to its original shape. A 10-year limited warranty is included.

Brand
ZINUS
Size
Full
Dimensions
75"L x 54"W x 6"Th
Thickness
6 inches
Firmness
Medium
Top style
Tight top
Layers
2
Fill material
Memory foam, high-density foam
Cover material
Polyester
Comfort system
7-zone
Infusions
Green tea, purified charcoal
Special features
Breathable, pressure relief
Certifications
CertiPUR-US certified foam, OEKO-TEX certified cover
Weight limit
500 pounds

Questions and answers

Is the Zinus 6 Inch Ultima good for side sleepers?
Usually not. At 6 inches with a medium-firm feel, it gives little cushioning at the shoulders and hips. Back and stomach sleepers tend to be happier with it.
How long does it take to expand?
Zinus says 24 to 72 hours. It ships compressed in a box and rises once unpacked; cold rooms slow the process.
Does it need a box spring?
No. It works on a platform bed, slatted frame, bunk or trundle. A solid, supportive base is what matters.
What is the weight limit?
500 pounds for the Full size.
What is inside the mattress?
A memory foam top layer over high-density base foam, with green tea and charcoal infusions. The cover is polyester.
Is it safe for children?
The foam is CertiPUR-US certified and the cover is OEKO-TEX certified, both made without harmful chemicals. It is a common pick for kids' rooms and bunks.
Where is the ZINUS 6 Inch Ultima Memory Foam Mattress [New Version], Full cheapest?
At Amazon, for $115.43, 56% under what the other stores charge, as of our latest check.
Where can I buy the ZINUS 6 Inch Ultima Memory Foam Mattress [New Version], Full?
6 stores we checked sell it, including HomeHaven Store, Haven & Hearth, Nestwell, Amazon, Home Depot.

Stores we've priced the ZINUS 6 Inch Ultima Memory Foam Mattress [New Version], Full at

  • The Home Depot deals and prices

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