Sweetnight vs Linenspa: CoolNest Pro Wins for Hot Sleepers

Two all-foam mattresses sit at very different points of the budget spectrum. The Sweetnight CoolNest Pro Memory Foam Mattress is built around a four-stage cooling system with perforated foam layers and a contour-cut 7-zone support core, sold in 12, 14 and 16 inch thicknesses. The Linenspa 8-Inch Gel Memory Foam Mattress is a three-layer, 8 inch bed with a quilted cotton cover, two inches of plush memory foam, a convoluted transition layer and a gel-infused foam, priced for a first apartment or a guest room. If you sleep hot and want a thicker, more engineered foam build, the Sweetnight CoolNest Pro is the better match. If your budget is the deciding factor and you want a simple medium-firm bed that ships in a box, the Linenspa 8-Inch Gel Memory Foam is the one to pick. Neither mattress is sold by Saatva, so the Saatva Classic appears on this page as a strong alternative for readers who want an innerspring build with white-glove delivery.

A strong alternative

Saatva Classic for sleepers who want coils instead of foam

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

Check today’s Saatva price →

Which mattress should you buy, Sweetnight or Linenspa?

The Sweetnight CoolNest Pro Memory Foam Mattress is the better buy for hot sleepers who want a thicker all-foam bed with a 7-zone support core, while the Linenspa 8-Inch Gel Memory Foam Mattress is the better buy for shoppers who want a simple medium-firm mattress at an entry-level price. Sweetnight lists a 100-night trial and a 10-year warranty; Linenspa lists a 10-year limited warranty and free shipping in 1 to 3 business days.

The choice comes down to how much mattress you want under you. Sweetnight offers the CoolNest Pro in 12, 14 and 16 inch thicknesses, each labeled by the brand as essential, enhanced or ultimate cooling and support. Linenspa offers a single 8 inch profile with three layers. If you want height, a zoned support foam and a cover designed for cooling, Sweetnight leads. If you want the lowest possible entry point into a memory foam bed, Linenspa leads.

How do the two mattresses feel and support you?

The Sweetnight CoolNest Pro Memory Foam Mattress uses a contour-cut 7-zone ergonomic support foam beneath perforated comfort and gel-infused memory foam layers, giving sleepers body-cradling contouring with zoned resistance through the midsection. The Linenspa 8-Inch Gel Memory Foam Mattress is described by the brand as a medium-firm feel with two inches of plush memory foam over a convoluted transition layer and base foam, suited to side, back and stomach sleepers.

Sweetnight positions the CoolNest Pro as an all-foam feel with body-cradling support and pressure relief, and the brand’s material guide names side sleepers who need pressure-point contouring as the best fit. Linenspa describes its own surface as cushioning, with a soft knit cover and a convoluted center that cushions pressure points. Neither brand publishes a firmness number on these pages, so the honest comparison is between Sweetnight’s zoned, layered contouring and Linenspa’s simpler medium-firm cushioning.

Which mattress is better for hot sleepers?

The Sweetnight CoolNest Pro Memory Foam Mattress is the stronger pick for hot sleepers on paper, because Sweetnight lists a four-stage cooling system, a gradient cooling ice silk cover, PCMflux high-resilience foam and triple-perforated foam layers for continuous airflow. The Linenspa 8-Inch Gel Memory Foam Mattress relies on a gel infusion and a convoluted center that the brand says increases airflow, which is a simpler cooling approach.

Sweetnight explicitly names hot sleepers as the best solution for the CoolNest Pro, and the brand says the cover and PCMflux foam work together for all-night cooling. Linenspa describes its gel infusion as helping regulate body temperature throughout the night. Both are cooling claims made by their brands, and both mattresses are CertiPUR-US certified foams. If temperature regulation is your main concern, the Sweetnight build gives you more cooling components to work with.

What are the materials and construction of each mattress?

The Sweetnight CoolNest Pro Memory Foam Mattress stacks a gradient cooling ice silk cover, PCMflux high-resilience foam, perforated comfort memory foam, perforated gel-infused memory foam, high-density perforated support comfort foam, a contour-cut 7-zone ergonomic support foam and a wear-resistant base. The Linenspa 8-Inch Gel Memory Foam Mattress uses a quilted cotton cover, gel-infused memory foam, transition foam and base foam, with CertiPUR-US certification for the foam.

Sweetnight also states that its fabric passes the STANDARD 100 by OEKO-TEX test and that all its foam is CertiPUR-US certified. Linenspa states CertiPUR-US certification for its foam as well. The construction gap is height and layering: Sweetnight offers three thicknesses with a zoned support layer, while Linenspa keeps a single 8 inch, three-layer design. For shoppers comparing foam options more broadly, our best memory foam mattresses covers other builds in this category.

Sweetnight CoolNest Pro vs Linenspa 8-Inch: side-by-side specs

Which mattress is the better value?

The Linenspa 8-Inch Gel Memory Foam Mattress is the cheaper of the two on the published list prices: Queen is $189.99 for Linenspa, while Queen is $529.99 for the Sweetnight CoolNest Pro Memory Foam Mattress. The Sweetnight price is for the Pro model in a queen size, and the brand also lists a 100-night trial with that purchase.

Value is not only the sticker price. Sweetnight bundles the CoolNest Pro with a 100-night trial and a 10-year warranty, and offers three thicknesses so you can choose how much mattress you are paying for. If you want to keep your spend low and you are comfortable skipping a trial window, Linenspa wins on price. If you want a trial and a thicker build, Sweetnight justifies the higher figure. The brand runs frequent sales, so check today’s price before you buy.

What do the trial and warranty terms look like?

Sweetnight lists a 100-night trial and a 10-year warranty on the CoolNest Pro Memory Foam Mattress. Both warranties run 10 years, so neither has a longer warranty term than the other.

The difference is the trial. Sweetnight gives you 100 nights to decide, while Linenspa’s page does not offer a trial window, so a Linenspa buyer should be confident in the medium-firm feel before ordering. Both mattresses ship in a box to your door. Linenspa notes that its mattress works with any flat foundation and does not need a box spring, and it works with adjustable bases. Sweetnight ships free in the U.S. and lists in-stock orders as leaving in 1 to 2 business days.

Who should buy the Sweetnight CoolNest Pro?

Buy the Sweetnight CoolNest Pro Memory Foam Mattress if you sleep hot, want a mattress taller than 8 inches, and like a body-cradling foam feel with zoned support through the middle of the bed. The brand offers it in 12, 14 and 16 inch thicknesses, lists a 100-night trial, and backs it with a 10-year warranty. The queen price is $529.99.

The CoolNest Pro is also the better fit if certifications matter to you, since Sweetnight lists CertiPUR-US certified foam and an OEKO-TEX STANDARD 100 fabric. Side sleepers who want pressure-point contouring are the audience the brand names for this model, and the perforated layers are aimed at airflow through the foam. If you want to see how this build compares with other foam beds, our Sweetnight CoolNest Pro review goes deeper on the construction.

Who should buy the Linenspa 8-Inch Gel Memory Foam?

Buy the Linenspa 8-Inch Gel Memory Foam Mattress if you want a simple, affordable medium-firm bed for a guest room, a first apartment or a dorm, and you do not need a trial period. The queen price is $189.99, the mattress is 8 inches tall with three layers, and Linenspa backs it with a 10-year limited warranty plus free shipping in 1 to 3 business days.

Linenspa also suits sleepers who want a low-profile mattress that works on any flat foundation, including adjustable bases, without a box spring. The brand describes the feel as medium-firm and suitable for side, back and stomach sleepers, with two inches of plush memory foam over a convoluted transition layer. If you are furnishing a room on a tight budget and want the shortest path from box to bed, this is the pick. Our Linenspa 8-Inch Gel Memory Foam review covers the full spec sheet.

Is the Saatva Classic a good alternative to either mattress?

The Saatva Classic is a strong alternative for sleepers who want coils rather than foam, with a 365-night home trial, free white-glove delivery with old-mattress removal, and a lifetime warranty. Saatva offers the Classic 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, where 1 is the softest and 10 is the firmest on Saatva’s scale. The Luxury Firm level is designed to feel like a luxury hotel bed.

Neither the Sweetnight CoolNest Pro nor the Linenspa 8-Inch is an innerspring mattress, so the Saatva Classic changes the category entirely. It uses a dual-coil design with triple-tempered recycled carbon steel coils, a 3 inch Euro pillow top, and patented Lumbar Zone technology. If you want a foam bed, stay with Sweetnight or Linenspa. If you want a coil build with in-home setup, the Saatva Classic is the alternative to consider. You can read more in our Saatva Classic review, or compare coil options in our best hybrid mattresses.

World Sleep Almanac score: 7.5/10

The World Sleep Almanac editorial score for this comparison reflects the two products as published by their brands, rated on four criteria. Price is scored on the published queen list prices of both mattresses, which are the same size. Trial and returns favor Sweetnight, which lists a 100-night trial where Linenspa lists none. Warranty is a tie at 10 years for both. Materials and construction favor the Sweetnight layered and zoned build. Delivery is close, with both shipping free to the door.

• Price (queen list): 8.0/10 for Linenspa at $189.99 against Sweetnight at $529.99, both queen sizes
• Trial and returns: 7.0/10, since Sweetnight lists 100 nights and Linenspa lists no trial on its page
• Warranty: 7.5/10, both brands list 10-year coverage
• Materials and construction: 8.0/10, the Sweetnight 7-zone and perforated layer stack is the more detailed build
• Delivery: 7.5/10, both ship free, Linenspa in 1 to 3 business days and Sweetnight in 1 to 2 business days

Average: (8.0 + 7.0 + 7.5 + 8.0 + 7.5) / 5 = 7.5/10.

Verdict: which mattress wins?

The Sweetnight CoolNest Pro Memory Foam Mattress wins this face-to-face for sleepers who prioritize cooling, height and zoned support, while the Linenspa 8-Inch Gel Memory Foam Mattress wins for shoppers who want the lowest entry price and a simple medium-firm bed. Sweetnight lists a 100-night trial and a 10-year warranty at a queen price of $529.99; Linenspa lists a 10-year limited warranty at a queen price of $189.99 with no trial stated on its page.

Pick the Sweetnight CoolNest Pro if you sleep hot, want 12 to 16 inches of mattress, and like a contouring foam feel with a 7-zone support core. Pick the Linenspa 8-Inch Gel Memory Foam if you are furnishing a room on a tight budget, want an 8 inch low-profile bed, and are comfortable ordering without a trial window. If neither foam build is what you want and you would rather have coils, in-home delivery and a full year to try the bed, the Saatva Classic is the alternative worth checking.

FAQ

Does the Sweetnight CoolNest Pro come in more than one thickness?

Yes. Sweetnight offers the CoolNest Pro Memory Foam Mattress in 12, 14 and 16 inch thicknesses, which the brand labels as essential, enhanced and ultimate cooling and support respectively. The thickness you choose changes how much foam sits between you and the support core, so side sleepers who want deeper contouring tend to prefer the taller options.

Can the Linenspa 8-Inch Gel Memory Foam work on an adjustable base?

Yes. Linenspa states that the 8-Inch Gel Memory Foam Mattress works with all bed frames, including adjustable bases, and that all Linenspa mattresses work with any flat foundation without needing a box spring. The mattress arrives compressed, rolled and shipped in a box to your door.

Do both mattresses use CertiPUR-US certified foam?

Yes. Sweetnight states that all its foam is CertiPUR-US certified, and Linenspa states that its foam has been analyzed by independent, accredited testing laboratories and meets CertiPUR-US standards for content, emissions and durability. Sweetnight adds that the CoolNest Pro fabric passes the STANDARD 100 by OEKO-TEX test.

Which mattress ships faster?

Both ship free, and the windows are close. Sweetnight lists in-stock CoolNest Pro orders as shipping in 1 to 2 business days, while Linenspa lists free shipping in 1 to 3 business days for the 8-Inch Gel Memory Foam Mattress.

Is there a firmness number for either mattress?

Neither brand publishes a firmness number for these two models. Sweetnight describes an all-foam feel with body-cradling support and pressure relief, and Linenspa describes a medium-firm feel suitable for side, back and stomach sleepers. If you want a numbered firmness scale, the Saatva Classic publishes three: Plush Soft at 3 out of 10, Luxury Firm at 5 to 7 out of 10, and Firm at 8 out of 10 on Saatva’s scale, where 1 is softest and 10 is firmest.

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