Sweetnight CoolNest vs Nolah Original 10: Nolah Wins on Trial

Both the Sweetnight CoolNest and the Nolah Original 10 are all-foam mattresses built around cooling, and they take different routes to get there. The CoolNest leans on a layered cooling system with a gel-infused memory foam and a 5-zone support core, while the Nolah Original pairs copper-infused foam with a Tri-Zone support layer and offers a 365-night trial. That trial difference alone is enough to shape the verdict: the Nolah Original 10 is the stronger buy for most shoppers, while the CoolNest suits budget-focused hot sleepers who want a shorter, simpler commitment.

A strong alternative

Saatva Classic an innerspring option if neither foam mattress feels right

• 365-night home trial
• Free white-glove delivery and old-mattress removal
• Lifetime warranty
• Three comfort levels: Plush Soft, Luxury Firm and Firm

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Which mattress should you choose between Sweetnight CoolNest and Nolah Original 10?

The Nolah Original 10 is the better pick for most shoppers, because it pairs a medium-firm all-foam feel with a 365-night sleep trial and a limited lifetime warranty. The Sweetnight CoolNest counters with a 100-night trial, a 10-year warranty and a cooling system the brand rates as feeling up to 8 degrees cooler. Choose Nolah if you want a long trial and lumbar-focused support; choose CoolNest if you want a shorter commitment and a layered cooling cover at a lower entry point.

Who is each mattress for?

The Sweetnight CoolNest is built for hot sleepers who want an all-foam bed with a dedicated cooling stack: a CoolNest cover, PCMflux high-resilience foam and gel-infused memory foam working together for all-night cooling. It also offers three thicknesses, 12, 14 and 16 inches, so you can pick the depth that suits your frame. The Nolah Original 10 is aimed at shoppers who want a versatile medium-firm feel with gentle contouring, copper-infused cooling foam and Tri-Zone foam for lumbar support. It is positioned as Nolah’s most affordable and most versatile mattress.

If you sleep on your side and want pressure relief at the hips and shoulders, both brands describe contouring foams, and our best mattresses for side sleepers collects the options worth comparing. Shoppers who want a coil support core instead of an all-foam build can look at our best hybrid mattress selection.

How do the two mattresses compare side by side?

How do they feel and support your sleep position?

The Nolah Original 10 describes itself as medium-firm with gentle contouring, and its six foam layers include Tri-Zone foam for lumbar support, with a more flexible feel at the shoulders for easier movement. The Sweetnight CoolNest describes an all-foam feel with body-cradling support and pressure relief, plus a 5-zone support design with nine comfort bars. Neither brand publishes a numeric firmness scale in these sources, so the honest comparison is between descriptions: Nolah emphasizes a balanced medium-firm with lumbar targeting, while Sweetnight emphasizes zoned contouring across the body.

Both are all-foam builds, which suits sleepers who want contouring rather than the push of coils. If you know you want coils under the foam, our best memory foam mattress page covers the foam-only field, and the Saatva Classic below offers a dual-coil innerspring build instead.

Which one cools better for hot sleepers?

The Sweetnight CoolNest makes cooling its headline, with a CoolNest system the brand says feels up to 8 degrees cooler, a 3D airflow structure design and a cover paired with PCMflux high-resilience foam. The Nolah Original 10 takes a quieter approach: breathable foams for airflow, copper-infused Cool Contouring Foam for active relief, and an optional GlacioTex cooling pillow top whose high-thermal conductivity fibers draw heat away from the body. Both are credible cooling stories, and the choice comes down to whether you want a cooling stack built into the standard cover or a cooling upgrade added on top. For a wider view, see our best cooling mattress roundup.

What do trial, warranty and shipping look like?

This is where the gap is widest. The Nolah Original 10 carries a 365-night sleep trial, which begins the day the mattress arrives, with a 30-night break-in period before you can return, and a limited lifetime warranty. The Sweetnight CoolNest offers a 100-night trial with a 10-year warranty and free U.S. shipping. Nolah also offers free shipping and easy returns, and notes that its mattresses are eligible for white glove delivery with in-home setup and removal as an option at checkout. A longer trial and a longer warranty both reduce the risk of a wrong choice, which is why they carry so much weight in the verdict.

How do materials and certifications differ?

The Sweetnight CoolNest lists CertiPUR-US certified foam and a cover whose fabric passes the STANDARD 100 by OEKO-TEX test. Its layer stack runs from a 3D weaving cover through PCMflux high-resilience foam, gel-infused memory foam, ocean memory foam, transition comfort foam and a 5-zone support foam. The Nolah Original 10 is GREENGUARD Gold certified, uses CertiPUR-US certified foam, is fiberglass-free and is designed and assembled in the United States at a 650,000 square-foot factory in Arizona. Both brands publish certifications, so the difference is in the details: Sweetnight highlights its cover fabric standard, Nolah highlights its factory origin and fiberglass-free build.

Which mattress offers better value?

Value here is about what you get for the commitment you make, not a price race. The Sweetnight CoolNest is priced by size and thickness, with a 100-night trial and a 10-year warranty, and it offers three thickness tiers so you can scale the build. If a long trial and a lifetime warranty matter more to you than a low entry price, Nolah is the better value; if you want the lowest commitment and a shorter trial window, CoolNest fits.

Who should buy the Sweetnight CoolNest, and who should buy the Nolah Original 10?

Pick the Sweetnight CoolNest if you are a hot sleeper who wants cooling built into the standard cover, a choice of 12, 14 or 16 inch thickness, and a short 100-night trial that keeps the decision simple. It suits shoppers who want an all-foam bed with zoned contouring at a budget price, and who are comfortable with a 10-year warranty rather than a lifetime one. It is also the better fit if you prefer a brand that states its cooling claim in concrete terms, since Sweetnight rates its CoolNest system as feeling up to 8 degrees cooler.

Pick the Nolah Original 10 if you want the longest trial and the strongest warranty of the two, with a 365-night sleep trial that starts on arrival and a 30-night break-in period, plus a limited lifetime warranty. It suits sleepers who want a medium-firm feel with gentle contouring, copper-infused cooling and Tri-Zone foam aimed at the lumbar area, and who value a fiberglass-free, GREENGUARD Gold certified build assembled in the USA. It is also the better choice if you want the option of a GlacioTex cooling pillow top upgrade and white glove delivery with in-home setup and removal.

Neither mattress is sold by Saatva, so if you want an innerspring alternative with a 365-night home trial, free white-glove delivery and a lifetime warranty, the Saatva Classic is the option to look at below.

What is the Saatva Classic alternative?

The Saatva Classic is an innerspring mattress with a 3 inch Euro pillow top, a dual-coil design made of triple-tempered recycled carbon steel and patented Lumbar Zone technology for spinal alignment. It comes in three comfort levels: Plush Soft at 3 out of 10, Luxury Firm at 5 to 7 out of 10 and Firm at 8 out of 10, so you can match the feel to your sleep position rather than accept one firmness. It carries a 365-night home trial, free white-glove delivery with in-room setup and free old mattress removal, and a lifetime warranty. It is CertiPUR-US certified, GREENGUARD Gold certified and endorsed by the American Chiropractic Association. If neither foam mattress appeals because you want coils and a choice of firmness, this is the alternative to consider.

For a full look at that model, read our Saatva Classic review.

Frequently asked questions

Is the Sweetnight CoolNest or the Nolah Original 10 better for side sleepers?

Both brands describe contouring foams suited to side sleeping. The Nolah Original 10 highlights a more flexible feel at the shoulders through its Tri-Zone foam, while the Sweetnight CoolNest describes a 5-zone support design with nine comfort bars for full-body pressure relief. The right choice depends on whether you prefer Nolah’s shoulder-focused flexibility or Sweetnight’s zoned support.

Do either of these mattresses contain fiberglass?

The Nolah Original 10 is explicitly listed as fiberglass-free. The Sweetnight CoolNest sources do not mention fiberglass either way, so check the product details directly if this is a deciding factor for you.

Can I return either mattress if it does not work for me?

Yes. The Sweetnight CoolNest comes with a 100-night trial, and the Nolah Original 10 comes with a 365-night sleep trial that begins on arrival, with a 30-night break-in period before a return can be initiated. Nolah handles returns through its contact page or support email, with its logistics partner picking up the mattress.

Does the Nolah Original 10 come in different firmness levels?

No. The Nolah Original 10 is described as having a medium-firm feel. If you want a real choice of firmness, the Saatva Classic offers Plush Soft, Luxury Firm and Firm.

Reviewed by the World Sleep Almanac editorial team. Updated 2026.