Best King Mattresses of 2025, Tested by CNET's Sleep Experts

Daybeds serve as versatile furniture pieces, functioning as both a bed and a couch, making them particularly useful for optimizing space in smaller homes or apartments. They typically accommodate twin or full-sized mattresses and feature backrests and armrests, giving them the appearance of a deep couch. Daybed mattresses are generally lighter, thinner than standard mattresses, and range from medium to firm in feel. This guide identifies and reviews the top daybed mattresses available in 2025, offering insights into their features, benefits, and suitability for different needs. The Amerisleep AS3 is highlighted as the best overall daybed mattress. This 12-inch memory foam mattress is ideal for various sleeping styles and couples, offering a medium firmness (5-6 on a 10-point scale). It features plant-based Bio-Pur® foam for cooling and pressure relief, Affinity foam with HIVE® technology for targeted support, and a Bio-Core® base for durability. The AS3 comes with a 100-night sleep trial and a 20-year warranty. Customer reviews suggest overall satisfaction with its comfort and support, though some users reported it feeling too soft or experiencing sagging. The Zoma Start is recommended as the best memory foam mattress for a daybed, particularly for athletes and those prone to snoring, due to its Triangulex™ technology for healthy sleeping positions. This 10-inch memory foam mattress has a medium to medium-firm feel (6-7) and features a cooling, ventilated cover, gel memory foam for compression and pressure relief, and a bouncy Reactiv™ foam layer for responsiveness. It includes a 100-night sleep trial and a 10-year warranty. Users generally praise its comfort and support, with some noting a firm feel initially. For budget-conscious shoppers, the Vaya Mattress stands out as the best option. This 12-inch foam mattress provides a medium firmness (5-6) and is suited for all sleeping positions and those seeking a plush sitting area. It comprises two CertiPUR-US® certified foam layers: a comfort foam for quick response and air circulation, and a base foam for resilience and stability. The Vaya Mattress offers a 100-night sleep trial and a 10-year warranty. Customers appreciate its comfort, support, and value for money. The Nolah Natural 11 is recognized as the best latex mattress for a daybed, especially for eco-conscious individuals, hot sleepers, and couples. This 11-inch latex hybrid mattress has a medium firmness (6) and offers a buoyant feel. It features an organic cotton cover, organic wool for cooling and fire resistance, two layers of Talalay latex for conforming support, and pocketed coils for zoned support. It comes with a 120-night sleep trial and a lifetime warranty. While generally well-received, some users found it too springy or not supportive enough. The Saatva Loom & Leaf is presented as the best daybed mattress for back pain, available in relaxed firm (5-7) or true firm (8) options. This 12-inch memory foam mattress is ideal for stomach and back sleepers. Its construction includes an organic cotton cover, a nontoxic thistle barrier, a spinal cooling gel layer for targeted lumbar support, gel memory foam, high-density memory foam, and a transitional loft pad. It offers a 365-night sleep trial and a lifetime warranty. Reviews indicate improved sleep and comfort, although some experienced initial discomfort or material issues. The GhostBed Classic is identified as the best firm mattress for a daybed. This 10-inch latex memory foam mattress has a medium-firm feel (6.5) and is recommended for back sleepers and individuals with back pain. It features a breathable viscose/polyester cover, non-allergenic perforated latex foam for cooling and springiness, gel memory foam for further cooling, and a dense base foam for spinal alignment and durability. It comes with a 101-night sleep trial and a 20-year warranty. Customers praise its firmness and comfort, noting its effectiveness for back and shoulder issues. The Bear Original is highlighted as the best cooling mattress for a daybed, particularly for hot sleepers and physically active individuals. This 10-inch memory foam mattress offers a medium-firm feel (7.1). A key feature is its Celliant® cover, which converts body heat into infrared light for improved sleep and muscle recovery. It also includes graphite gel-infused memory foam, a bouncy transition layer, and a high-density support layer. It provides a 120-night sleep trial and a lifetime warranty. While effective for cooling and support, some users found it slightly too firm. The Brooklyn Bedding Plank is recommended as the best ultra-firm mattress for daybeds, targeting stomach and back sleepers, hot sleepers, and plus-sized individuals. This 11.25-inch memory foam mattress offers dual-sided firmness (firm 8 and extra-firm 10) with a flippable design. It includes quilted top layers (0.75-inch or 1.5-inch thick) and a 7-inch dense base foam core. Optional cooling panels are available. It has a 120-night sleep trial and a 10-year warranty. Users highly rate its firmness for pain relief, though some found even the softer side too firm. The Helix Dawn is noted as the best hybrid mattress for daybeds, suitable for stomach sleepers seeking cool, firm support. This 14-inch hybrid mattress has a firm feel (8-9). It offers a choice of TENCEL or GlacioTex cooling covers, a plush pillow top, Helix Dynamic Foam, high-density Memory Plus Foam, polyfoam, and over 1,000 individually wrapped, zoned coils for enhanced lumbar support. It includes a 100-night sleep trial and a 15-year warranty. Reviewers appreciate its firmness and support for spinal alignment, though some desired greater firmness. The article also provides a comprehensive buyer’s guide covering mattress types (memory foam, latex foam, innerspring, hybrid), emphasizing features like CertiPUR-US® certification for foams. Key considerations for choosing a daybed mattress include size (twin or full), thickness (6-12 inches, with trundle beds requiring 4-6 inches), firmness based on sleeping position and body weight, and budget. Daybeds offer benefits such as multifunctionality, space-saving capabilities, suitability for children and teens, decorative potential, and affordability compared to buying separate beds and couches. FAQs clarify adult suitability, nightly use, weight capacity, and comparisons with futons. #DaybedMattress #MattressReviews #MemoryFoam #LatexMattress #HybridMattress #FirmnessGuide #BackPainRelief #CoolingMattress #SpaceSavingFurniture

Murphy beds, also known as wall beds, are space-saving furniture solutions commonly used in small living areas like studio apartments, guest rooms, or mobile homes. Due to their vertical storage design, they require specific mattress considerations. The ideal Murphy bed mattress should be comfortable, supportive, and thin enough to fit within the bed frame when folded against the wall, typically no thicker than 12 inches. This article reviews several top Murphy bed mattress options for 2025, highlighting their features, benefits, and suitability for different sleep preferences and budgets. The Amerisleep AS3 is recommended as the best overall mattress due to its balanced comfort and support, making it suitable for various sleep styles. It features Bio-Pur® memory foam for cooling and HIVE® technology for targeted pressure relief and spinal alignment. The mattress is eco-friendly, made with plant-based materials, and has a Refresh Cover for enhanced coolness. Its overall score is 9.5, with high marks for cooling, motion transfer, and value. The Zoma Start is highlighted as the best memory foam mattress, offering a blend of comfort and value. It incorporates cooling gel memory foam, breathable AirCloth fabric, and a responsive Reactiv™ layer to prevent a 'stuck' feeling. It scores 9.2 overall, excelling in value, edge support, and motion transfer. The Vaya Mattress is presented as the best affordable option, delivering comfort and quality at a budget-friendly price. Its 12-inch design includes two layers of open-cell Vaya Foam for coolness and durable support, adapting to various sleeping positions. It achieves an 8.7 overall score, with perfect scores for value and high ratings for response time and motion transfer. For those seeking luxury, the Saatva Classic innerspring mattress is recommended, offering a hotel-like experience. It comes in three firmness options (Plush Soft, Luxury Firm, Firm) and features a dual coil system with individually wrapped coils for personalized comfort and minimal motion transfer. A plush 3-inch pillow top made of organic cotton and foams ensures breathability and comfort. It scores 9.2 overall, with perfect scores for edge support, trial period, and response time. The Nolah Natural 11″ is the best latex mattress, appealing to eco-conscious individuals. This 11-inch mattress combines Talalay latex, organic cotton, and wool for comfort and cooling, along with HDMax™ Tri-Zone™ coils for targeted support. It is GREENGUARD Gold certified and scores 9.0 overall. The Bear Star Hybrid is recognized as the best cooling mattress, featuring Serene Gel Foam, HydroCool® technology, and an optional Celliant Infused Cover for superior temperature regulation. Its 14-inch hybrid design offers pressure relief and edge-to-edge support, earning an 8.8 overall score. The Amerisleep AS2 is identified as the best medium-firm mattress, engineered for healthy spinal alignment and back pain relief, making it suitable for back and stomach sleepers. It uses Bio-Pur® memory foam, HIVE® technology, and a Refresh Cover for cooling and targeted support. It scores 9.3 overall, with excellent ratings for response time, motion transfer, and cooling. Lastly, the Birch Natural is the best eco-friendly mattress, constructed with organic cotton, wool, and natural latex, alongside up to 1,000 individually wrapped coils for support and minimized motion transfer. It boasts GOTS and GREENGUARD Gold certifications and scores 9.0 overall. Key factors to consider when buying a Murphy bed mattress include its dimensions (no thicker than 12 inches, typically twin, full, or queen), mattress type (memory foam or gel foam are preferred due to their resistance to slumping when stored vertically), firmness level (medium, medium-firm, or firm are ideal), and warranty/sleep trial. Innerspring, latex, and hybrid mattresses may be less suitable due to weight, thickness, or proneness to slumping. Proper care, such as decompressing the mattress weekly and ensuring adequate airflow, helps maintain its quality. Alternatives to Murphy beds for space-saving include bunk beds, trundle beds, sofa beds, daybeds, folding mattresses, and futon mattresses. #MurphyBed #MattressGuide #SpaceSavingFurniture #MemoryFoamMattress #LatexMattress #HybridMattress #EcoFriendlyMattress #MattressReviews #SleepComfort

A proper mattress foundation is crucial for supporting both the mattress and the sleeper, preventing sagging, and prolonging the mattress's lifespan. While some mattresses can be placed directly on the floor, using a foundation elevates the bed, reducing exposure to dust mites and allergens. The ideal foundation offers solid support through a flat or slatted surface. This guide reviews top mattress foundations for 2026, including their features, benefits, and considerations for different mattress types. Among the top recommendations is the Amerisleep Upholstered Platform Bed, praised for its modern aesthetic, sturdy wood slats, and ease of assembly without tools. It stands 13 inches high, offering 5.5 inches of under-bed storage, and is suitable for memory foam, latex, and hybrid mattresses. Another Amerisleep option, the more minimal Mattress Foundation, stands at the same height, supports up to 750 pounds, and is designed for all mattress types. The Zoma Foundation offers a sleek grey design with optional wooden legs, non-slip material on its solid pinewood slats, and a high weight capacity of 800 pounds, making it ideal for plus-size couples. The Vaya Platform Bed features a simple, light grey design with thick, wide hardwood slats for consistent support, and is easily assembled without tools. It functions as a standalone bed frame and is suitable for foam, innerspring, and hybrid mattresses. The Purple Foundation is notable for its tall 17-inch profile, available in stone and charcoal grey, and easy tool-free assembly using steel frames and plastic slats reinforced with nylon to minimize squeaking. Nest Bedding HomeBase offers the convenience of built-in USB ports, available in low (10.5 inches) or high (13 inches) profiles, and a choice of three colors. Its interlocking side panels and no-slip wooden slats ensure stability. The PlushBeds Orthopedic Foundation is a low-profile option (8 inches) with a Euro-slatted design, made of heat-treated spruce wood and covered in organic cotton. It can support up to 1,200 pounds and is particularly well-suited for latex and memory foam mattresses. A mattress foundation is a wood or metal frame with slats or a solid surface, designed to raise the bed and provide support. Unlike traditional box springs, which contain metal springs and are best suited for innerspring mattresses, modern foundations like platform beds use slats to provide even support for memory foam, latex, and hybrid mattresses. Box springs are less durable and prone to accumulating dust mites. Benefits of modern foundations include universal support for various mattress types, improved breathability, and often under-bed storage. Types of foundations include bed frames, platform beds, adjustable beds, and bunkie boards. Bed frames can be metal or wood and may include slats, while platform beds offer solid or slatted surfaces for optimal support. Adjustable beds provide electronic elevation and additional features but come at a higher cost. Bunkie boards are thin pieces of plywood offering supplementary support, particularly for bunk beds or to firm up existing foundations. When choosing a foundation, consider the profile: high-profile beds offer easier access and more storage, while low-profile beds have a minimalist appeal and are safer for children. Warranties for mattress foundations typically range from one to five years, protecting against manufacturing defects. Most mattress foundations are non-returnable once purchased, emphasizing the importance of careful selection. It is essential to consult the mattress manufacturer for specific foundation requirements to ensure compatibility and avoid voiding warranties. Slatted foundations are generally preferred for memory foam, latex, and hybrid mattresses over box springs due to better support and reduced risk of damage. Ultimately, selecting the right foundation ensures optimal mattress performance, longevity, and a comfortable sleeping environment. #MattressFoundation #BeddingGuides #MattressSupport #PlatformBed #AdjustableBed #HomeComfort #SleepHealth #BedroomFurniture #MattressAccessories

This comprehensive guide explores the optimal mattresses for platform beds, emphasizing their advantages and compatibility with various mattress types. Platform beds offer a flat, even surface, eliminating the need for a box spring and providing potential under-bed storage solutions. This setup also elevates the mattress from the floor, reducing exposure to dust mites and bacteria, which can benefit allergy sufferers. The article highlights how the height of a platform bed improves ease of access, especially for taller individuals, while also detailing how specific designs can incorporate built-in storage, a practical feature for smaller living spaces. The guide stresses the importance of selecting a high-quality mattress to ensure lasting comfort and support, cautioning against premature sagging with inadequate choices. Key considerations for choosing a mattress include firmness level, mattress type, and essential consumer protections such as sleep trials, return policies, and warranties. Firmness recommendations are tailored to different sleeping positions (stomach, side, back, combination) and body weights (lightweight, average, plus-size), ensuring proper spinal alignment and pressure relief. Several mattress types are evaluated for their suitability with platform beds. Memory foam mattresses, known for pressure relief and body-conforming properties, are highly compatible, particularly with slatted platform beds that allow for better airflow. Hybrid mattresses, which blend memory foam and innerspring coils, offer a balance of pressure relief and bouncy support, and are generally well-supported by robust platform frames. Latex mattresses, favored for their responsiveness and firmness, also pair effectively with platform beds due to their uniform support requirements. Innerspring mattresses, however, typically require a box spring for optimal support when used with a platform bed. The article provides detailed reviews of twelve top-rated mattresses, categorizing them by best overall, luxury, budget, specific sleep needs (side sleepers, couples, hot sleepers), eco-friendliness, and innovation. Each review includes specifics like price range, mattress type, height, firmness level, available sizes, warranty, sleep trial duration, and shipping information. Key features, recommended sleepers, and highlights such as cooling technologies, zoned support systems, motion isolation, and edge support are meticulously outlined. Each mattress review also incorporates insights from product testers and certified sleep coaches, including Dr. Jordan Burns, who provide qualitative assessments of comfort, support, temperature regulation, and durability. For example, the Amerisleep AS3 (Best Overall) is praised for its breathable Bio-Pur® memory foam and targeted HIVE® technology. The Zoma Boost (Best Luxury) stands out for its zoned support and cooling features, ideal for platform beds. The Vaya Mattress (Best Budget) offers an affordable yet comfortable two-layer foam design. The Helix Midnight Luxe is recommended for side sleepers due to its cloud-like comfort and supportive core. The Saatva Classic (Best Innerspring) is noted for its luxurious Euro-top and reinforced edge support. The Nolah Evolution 15 (Best Pillow Top) provides plushness with targeted support zones and impressive motion isolation. The Amerisleep Organica (Best Eco-Friendly) features natural latex and organic materials. The Brooklyn Bedding Aurora Hybrid (Best Cooling) incorporates advanced phase-change material. The Zoma Start (Best Memory Foam) offers cooling comfort at a budget-friendly price. The Nest Bedding Sparrow (Best for Couples) excels in motion isolation and customizable firmness. The Bear Star Hybrid (Best Hybrid) is highlighted for its copper-infused memory foam and responsive support. Finally, the Purple® RestorePlus Hybrid (Most Innovative) is recognized for its unique GelFlex Grid technology, providing adaptive support and exceptional cooling. This guide also addresses practical FAQs regarding mattress thickness, direct placement on bed frames, preventing slippage, using box springs, and bed frame sizing. #PlatformBeds #MattressGuide #SleepHealth #MemoryFoam #HybridMattress #LatexMattress #InnerspringMattress #EcoFriendlyMattress #CoolingMattress