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Key TakeawaysSize Difference: The Alaskan King measures 108×108 inches, while the California King is 84×72 inches—ideal for different space needs.Room Size: A California King fits in rooms as small as 12×10 feet, but an Alaskan King requires at least 16×16 feet of space.Cost & Availability: California King beds are more affordable ($700–$4,000) and widely available, while Alaskan Kings cost $2,000–$7,000 and are specialty items.Usage: California Kings suit taller individuals or couples, while Alaskan Kings are perfect for families, co-sleeping, or maximum sleeping space.When it comes to luxury bed sizes, the choice between an Alaskan king bed and a California king often leaves shoppers puzzled. While both options offer generous sleeping space, they serve different needs and room configurations. The California King is a popular choice for taller individuals; however, the Alaskan King provides even more substantial dimensions for those seeking maximum sleeping space.These oversized mattresses differ not only in their measurements but also in their availability, price points, and practical considerations. Understanding these distinctions helps shoppers make an informed decision that aligns with their sleeping preferences and bedroom layout. This comprehensive article explores the key differences between these two premium bed sizes.What Is an Alaskan King Bed?An Alaskan King bed is the ultimate oversized mattress. Measuring an impressive 108 inches by 108 inches, it is square-shaped and provides unparalleled space for families, couples, or individuals who want a maximum sleeping room. Alaskan King beds are perfect for those who share their bed with children or pets or for anyone seeking luxury and comfort.What Is a California King Bed?The California King bed, often referred to as the “Cal King,” is the longest standard mattress size available. Measuring 72 inches by 84 inches, it’s ideal for tall individuals who need extra legroom. The California King bed is narrower than a traditional King bed, making it a great choice for smaller bedrooms where length is more important than width.FeatureCalifornia KingAlaskan KingLength84 inches108 inchesWidth72 inches108 inchesSurface Area6,048 sq inches11,664 sq inchesThickness Range9-12 inches10-14 inchesMinimum Room Size12' x 10'16' x 16'Material OptionsStandard options availableTraditional foam, Natural latex, Hybrid designsSpecial FeaturesNot mentionedPostureSupport™ cores, HyperCool™ foamAssemblyStandardModular construction can be disassembledCooling FeaturesOpen-cell memory foam, Breathable layersTemperature-responsive materials, Larger surface for heat distributionMotion TransferStandard isolationSuperior motion controlEdge SupportAdequateEnhanced edge-to-edge supportPrice Range$700-$4,000$2,000-$7,000Standard Warranty10 years10 yearsEntry-Level PriceStarting at $800Starting at $2,000Get resources for better sleepSign up for sleep health education, expert tips, and the latest and greatest mattress sales. Email See Privacy PolicyDimensions ComparisonOne of the key differences between the Alaskan King and the California King is their dimensions:Alaskan King Bed: 108 inches by 108 inches (9 feet by 9 feet)California King Bed: 72 inches by 84 inches (6 feet by 7 feet)The Alaskan King is significantly larger, offering 9,072 square inches of sleeping surface compared to the California King’s 6,048 square inches. This makes the Alaskan King an excellent option for spacious master bedrooms, while the California King is better suited for moderately sized rooms.Here’s a comparison of key specifications:SpecificationCalifornia KingAlaskan KingLength84 inches108 inchesWidth72 inches108 inchesSurface Area6,048 sq inches11,664 sq inchesMin Room Size12' x 10'16' x 16'Regarding material differences, the Alaskan king typically features thicker mattresses, ranging from 10 to 14 inches, compared to the California king’s standard thickness. Additionally, the Alaskan king requires more substantial materials for support and durability due to its larger size. The increased material requirements make the Alaskan King significantly heavier and more challenging to move, particularly during delivery and installation.Mattress ConstructionInitially, the construction quality of these oversized mattresses plays a crucial role in their performance and longevity.Available Material TypesBoth California king and Alaskan king mattresses offer various material options. The Alaskan king typically features three primary construction types:Traditional foam with pressure-relief propertiesNatural latex for enhanced breathability and bounceHybrid designs combining structured support with comfort layersNotably, some premium Alaskan king mattresses incorporate specialized materials such as Rich Natural Talalay Latex, Organic Dunlop Latex, and GOTS Cotton.Support SystemsThe support structure in these mattresses differs substantially based on their size requirements. Alaskan king mattresses feature innovative PostureSupport™ cores and HyperCool™ foam comfort layers. Moreover, these mattresses often utilize:Natural latex support layers for improved airflowMultiple comfort zones for pressure point reliefQuilted organic cotton covers for enhanced comfortDurability FactorsEssentially, the longevity of these mattresses depends on their construction quality and maintenance. Premium Alaskan king mattresses are handcrafted, requiring more than 10 hours of skilled labor to ensure perfection.A distinctive feature of some Alaskan king mattresses is their modular construction. These designs allow components to be:Flipped and rotated for extended lifespanEasily disassembled for movementReplaced over time as wear occursThe construction process primarily focuses on creating a lifetime product through careful material selection and assembly techniques. Manufacturers recommend hybrid builds that combine coil cores with foam upper layers for optimal durability and support.FeatureStandard ConstructionPremium ConstructionCore MaterialPostureSupport™ BaseNatural Latex LayersComfort LayerHyperCool™ FoamOrganic MaterialsCoverCottonCashmere/Premium FabricsSleep Quality FactorsSleep quality is crucial in distinguishing between Alaskan king and California king beds. Both sizes offer unique advantages for different sleeping scenarios.Motion TransferMotion isolation capabilities vary between these mattress sizes. The Alaskan king bed excels in minimizing sleep disturbances, offering superior motion control for:Couples with different sleep schedulesFamilies who co-sleep with childrenPet owners sharing bed space with furry companionsThe extensive surface area of an Alaskan king bed notably reduces movement transfer, making it ideal for light sleepers or those with restless partners.Temperature RegulationTemperature management differs substantially between these mattress sizes. The California King incorporates several cooling features:Cooling open-cell memory foam constructionBreathable layer design for heat dissipationFeathery-soft memory foam for temperature controlSimilarly, both mattress types can be equipped with advanced cooling technologies. A comparison of cooling features reveals:FeatureCalifornia KingAlaskan KingAir CirculationEnhanced through the coil systemExtensive surface for heat distributionCooling MaterialsGel-infused memory foamTemperature-responsive materialsHeat DissipationThrough breathable layersAcross a larger surface areaEdge SupportEdge support characteristics play a vital role in overall sleep quality. The California King provides adequate edge support for couples seeking a restful night’s sleep without feeling cramped. Nonetheless, the Alaskan king’s larger surface area offers enhanced edge-to-edge support, particularly beneficial for:Multiple sleepers sharing the bedThose who frequently sit on bed edgesIndividuals requiring additional space for movementThe Alaskan king’s substantial dimensions ensure that even the tallest individuals can stretch out comfortably without compromising edge support. Accordingly, this makes it an exceptional choice for families and couples who value both space and stability during sleep.Buying ConsiderationsShopping for oversized mattresses presents unique challenges and considerations. The purchasing process differs substantially between California king and Alaskan king beds.Retailer AvailabilityFinding an Alaskan king bed requires more effort than locating a California king. Indeed, these oversized mattresses are primarily available through specialized manufacturers and boutique bedding companies. Generally, retailers who produce Alaskan king mattresses offer complete bedding solutions, including:Custom-made foundationsSpecialized bed framesMatching bedding accessoriesDelivery OptionsShipping logistics vary based on mattress size and retailer policies. Notable delivery features for Alaskan king beds include:Free curbside deliveryOptional in-home delivery servicePacking material disposal servicesSome manufacturers ship Alaskan king mattresses in multiple components to facilitate easier handling. For instance, certain models arrive as three separate pieces: one comfort layer and two base supports. This modular approach enables straightforward FedEx ground shipping, resulting in cost savings.Warranty CoverageWarranty protection represents a crucial aspect of mattress investment. The following table outlines key warranty features:FeatureDetailsDurationStandard CoverageManufacturing defects10 yearsIndentation CoverageVisible sagging > 1.5 inchesIncludedOriginal PurchaserUnited States & CanadaFull termCommercial UseTrade customersLimited coverageFor warranty claims, customers must retain:Original dated proof of purchaseOfficial warranty documentationLaw tags attached to the mattressWarranty coverage applies exclusively to the original purchaser and becomes void upon resale. It encompasses defects in materials and workmanship under normal residential use. Notably, some manufacturers offer additional coverage for sheets and mattress protectors, typically extending one year from the purchase date.Investment ValueMaking a substantial investment in an oversized mattress requires careful financial consideration. The price disparity between California king and Alaskan king beds reflects their size differences and manufacturing complexities.Price Range AnalysisThe financial investment varies substantially between these two mattress sizes. California king mattresses typically range from $700 to $4,000, offering a more accessible price point for buyers seeking extra length. Alternatively, Alaskan king mattresses command premium prices, ranging from $2,000 to $7,000, primarily because of their extensive dimensions and specialized manufacturing requirements.Several factors influence the final cost:Material quality and construction methodsDelivery and setup requirementsRegional availability and demandSeasonal promotions and sales eventsResale ValueThe resale market for these mattresses presents distinct characteristics. California king mattresses maintain stronger resale potential because of their:Wider market acceptanceMore standardized dimensionsGreater availability of compatible accessoriesLong-term BenefitsInvesting in either mattress size offers substantial long-term advantages. A well-constructed California king mattress provides excellent value, with prices starting around $950. In contrast, although Alaskan king beds require a larger initial investment, they offer unique benefits:Benefit CategoryValue PropositionDurabilityExtended lifespan through premium materialsSpace EfficiencyMaximized sleeping area for familiesVersatilityAdaptable for various sleeping arrangementsThe weight distribution factor plays a crucial role in longevity. Larger surface areas allow for better weight distribution, therefore extending the mattress’s lifespan. Above all, the decision between these options should align with both immediate budget constraints and long-term sleeping needs.The California King presents a more economical choice for budget-conscious shoppers, with entry-level options starting at $800. Essentially, those seeking maximum space and having adequate resources might find the Alaskan King’s premium pricing justified by its exceptional dimensions and versatility.Which Bed is Right for You?Choosing between an Alaskan king and a California king bed depends on your specific needs, room size, and budget. Here’s a quick summary to help you decide:Choose California King If:You’re tall and need extra legroom.You have a moderately sized bedroom (at least 12×10 feet).You’re looking for an affordable luxury bed.You need widely available accessories.Choose Alaskan King If:You require maximum sleeping space for co-sleeping or pets.You have a large bedroom (at least 16×16 feet).You’re willing to invest in a premium, custom-made bed.You prioritize superior motion isolation and edge support.FAQsWho should choose an Alaskan King bed over a California King?An Alaskan King bed is ideal for families with multiple sleepers, tall individuals, or those who want extra space for pets. A California King is a better fit for single sleepers or couples looking for a spacious bed that fits in a standard-sized bedroom.Do Alaskan King and California King beds fit in the same room sizes?No, an Alaskan King bed requires a much larger room, typically at least 12 feet by 12 feet, to accommodate its size comfortably. A California King bed can fit in a standard-sized bedroom, usually requiring a room that is at least 10 feet by 12 feet.Is bedding for an Alaskan King bed harder to find than for a California King?Yes, bedding for an Alaskan King bed is less common and often needs to be custom-made or purchased from specialty retailers. California King bedding is widely available in most stores and online.How do the costs of an Alaskan King bed and a California King bed compare?An Alaskan King bed is more expensive than a California King due to its larger size, specialized bedding requirements, and the need for custom or oversized furniture. California King beds are more affordable and easier to find.ConclusionThe choice between an Alaskan king bed and a California king bed ultimately comes down to your specific preferences, space availability, and budget. The California King offers a versatile, cost-effective option for taller individuals or couples, with easy accessibility and a wide range of accessories. On the other hand, the Alaskan King stands out as a luxurious choice for those seeking unparalleled sleeping space and superior comfort features, albeit at a higher cost. By understanding the key differences outlined in this guide, you can confidently select the bed size that best suits your lifestyle and enhances your sleep experience.About the author Sarah Anderson: Certified Sleep Coach and Mattress Tester CERTIFIED SLEEP COACH With nearly five years of experience as a certified sleep coach and mattress tester, Sarah Anderson is renowned for her detailed and nuanced content on mattress reviews and sleep health. Sarah’s expertise is backed by her degree in journalism from Arizona State University, which she earned in 2016.She has contributed to over a dozen respected publications, including 9NEWs, the Arizona Republic, and the Fresno Bee. Her articles are known for their thorough research and insightful analysis, making her a trusted voice in the sleep industry. Find more articles by Sarah Comments Cancel replyLeave a CommentYour email address will not be published. Required fields are marked * Comment Name Email I agree to the Privacy Policy of this website. Δ