Choosing a new mattress involves more than just comfort and material; size plays a pivotal role in ensuring a restful night’s sleep. Navigating the world of bed sizes can be overwhelming, from standard options like twin, full, queen, and king, to less common dimensions such as California king and even oversized Alaskan kings. Understanding the nuances of each size, and how they compare, is crucial for making an informed decision.
This comprehensive guide, Bed Sizes Compared, will walk you through everything you need to know to select the perfect mattress dimensions for your needs and bedroom. We’ll explore standard and less common mattress sizes, delve into their dimensions, recommended room sizes, and suitability for different sleepers. By the end, you’ll be equipped to confidently choose a mattress that fits your lifestyle, space, and sleep preferences.
Standard Mattress Sizes: A Detailed Comparison
Most mattress manufacturers offer a set of standard sizes, each designed to cater to different needs and room dimensions. Let’s break down these common bed sizes compared to help you find your perfect fit.
California King Size Mattress
Dimensions: 72 inches wide by 84 inches long
Minimum Recommended Room Size: 12 feet by 12 feet
The California King mattress is known for its length, making it an excellent choice for taller individuals. When comparing bed sizes, the California King is narrower but longer than a standard King. This extra length is a significant advantage for those who find their feet hanging off the end of regular mattresses.
Who is it for?
- Tall sleepers: The added length is ideal for anyone over 6 feet tall.
- Couples: Provides ample space for two adults.
- Families co-sleeping with a child: Can comfortably accommodate parents and a small child.
- Master bedrooms: Best suited for larger rooms due to its dimensions.
Considerations:
- Width: Slightly narrower than a standard King, which might be a consideration for those who prefer more width.
- Bedding: California King bedding might be less readily available than standard King.
- Room Size: Requires a larger bedroom to avoid overcrowding.
Shop California King
King Size Mattress
Dimensions: 76 inches wide by 80 inches long
Minimum Recommended Room Size: 12 feet by 12 feet
The King size mattress is the widest of the standard bed sizes, offering luxurious personal space for couples. In a bed sizes comparison, the King provides 4 extra inches of width compared to the California King, though it is slightly shorter. This width is a significant advantage for couples who value their personal sleep space or co-sleep with children.
Who is it for?
- Couples who want maximum personal space: Ideal for couples who toss and turn or prefer to sleep far apart.
- Families co-sleeping with children: The extra width comfortably accommodates parents and multiple children or pets.
- Master bedrooms: Best suited for larger rooms to comfortably fit the large bed.
Considerations:
- Length: Shorter than a California King, which might not be ideal for very tall individuals.
- Maneuverability: Due to its size, a King mattress can be harder to move and fit through doorways.
- Cost: King mattresses and bedding are typically more expensive than smaller sizes.
Shop King
Queen Size Mattress
Dimensions: 60 inches wide by 80 inches long
Minimum Recommended Room Size: 10 feet by 10 feet
The Queen size mattress is the most popular choice and strikes a balance between space and room size. In terms of bed sizes compared, the Queen is smaller than a King and California King, making it versatile for various room sizes and budgets while still comfortably accommodating couples or single adults who like to spread out.
Who is it for?
- Couples in smaller bedrooms: Fits well in most master bedrooms without overwhelming the space.
- Single adults who want ample space: Offers plenty of room to stretch out and sleep comfortably.
- Guest rooms: A comfortable and versatile option for guest accommodations.
Considerations:
- Personal Space for Couples: While suitable for couples, it offers less personal space compared to King or California King sizes.
- Taller individuals: May feel slightly shorter for individuals over 6 feet tall compared to longer options.
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Full Size Mattress (Double Bed)
Dimensions: 54 inches wide by 75 inches long
Minimum Recommended Room Size: 9 feet 6 inches by 10 feet 6 inches
The Full size mattress, also known as a double bed, is a step down in size from a Queen and is best suited for single sleepers or smaller bedrooms. When comparing bed sizes, the Full is narrower and shorter than a Queen, making it more compact and suitable for tighter spaces.
Who is it for?
- Single adults in smaller rooms: Fits comfortably in smaller bedrooms and apartments.
- Teenagers: Provides more sleeping space than a Twin without taking up too much room.
- Guest rooms: A good option for guest rooms where space is limited.
Considerations:
- Couples: Too small for most couples to sleep comfortably.
- Adults who like to spread out: May feel restrictive for single adults who prefer more sleeping space.
- Length: Shorter length may not be ideal for taller individuals.
Shop Full
Twin XL Size Mattress
Dimensions: 38 inches wide by 80 inches long
Minimum Recommended Room Size: 9 feet 6 inches by 10 feet 6 inches
The Twin XL mattress is the same width as a standard Twin but adds extra length, making it a practical choice for taller single sleepers, especially in smaller spaces. In a bed sizes comparison, the Twin XL offers the length of a Queen or King while maintaining the narrow width of a Twin.
Who is it for?
- Tall single adults in small spaces: Provides extra legroom without taking up much width.
- College dorms: Commonly used in dorm rooms due to their space-saving size and length.
- Guest rooms: Suitable for guest rooms accommodating single adults, especially taller guests.
Considerations:
- Width: Narrow width may feel restrictive for sleepers who toss and turn a lot.
- Couples: Not suitable for couples.
Shop Twin XL
Twin Size Mattress
Dimensions: 38 inches wide by 75 inches long
Minimum Recommended Room Size: 7 feet by 10 feet
The Twin size mattress is the smallest standard size and is ideal for children, teenagers, or very small bedrooms. When comparing bed sizes, the Twin is the most compact and economical option, fitting easily into small rooms and bunk beds.
Who is it for?
- Children and teenagers: Perfect for kids’ rooms, bunk beds, and trundle beds.
- Small bedrooms: Fits easily into the smallest bedrooms and studio apartments.
- Budget-conscious shoppers: Twin mattresses are typically the most affordable option.
Considerations:
- Adults: Too small for most adults to sleep comfortably.
- Taller individuals: Length may be insufficient for taller teens and adults.
Shop Twin
Exploring Other Mattress Sizes: Beyond the Standard
While standard sizes are widely available, there are other, less common mattress sizes that can cater to specific needs, particularly for those seeking more space or unique dimensions. These bed sizes compared offer alternatives for luxury and specific spatial requirements.
Alaskan King Size Mattress
Dimensions: 108 inches by 108 inches (9 feet by 9 feet)
Minimum Recommended Room Size: 16 feet by 16 feet
The Alaskan King mattress is one of the largest bed sizes available, offering a massive square sleeping surface. In a bed sizes comparison, the Alaskan King dwarfs even the California and standard Kings, providing unparalleled space for families or those desiring ultimate luxury.
Who is it for?
- Large families co-sleeping: Easily accommodates multiple adults, children, and pets.
- Those seeking maximum sleeping space: Provides the most luxurious and spacious sleep experience.
- Individuals who want to feel like they are on their own separate mattress: Offers abundant personal space.
Considerations:
- Availability and Cost: Very expensive and requires custom ordering; bedding and frames are also specialized and costly.
- Room Size: Requires a very large bedroom and can be difficult to move.
- Practicality: May be challenging to find accessories and may not be practical for typical homes.
Texas King Size Mattress
Dimensions: 80 inches by 98 inches
Minimum Recommended Room Size: 12 feet by 14 feet
The Texas King mattress, sometimes called “Grand King,” is longer than a standard King and California King, providing extra length for exceptionally tall individuals. In bed sizes compared, the Texas King prioritizes length, making it the longest non-standard option.
Who is it for?
- Extremely tall individuals: Ideal for sleepers over 6’5″ who need extra length.
- Those wanting more length than a California King: Offers significantly more legroom.
- Couples who want extra length: Provides added length without sacrificing width.
Considerations:
- Availability and Cost: Less common than standard sizes, potentially more expensive and may require custom bedding.
- Room Size: Requires a longer bedroom than standard King or California King.
Wyoming King Size Mattress
Dimensions: 84 inches by 84 inches
Minimum Recommended Room Size: 12 feet by 12 feet
The Wyoming King mattress offers a square sleeping surface, wider than a King but shorter than a California King. In a bed sizes comparison, the Wyoming King provides a balanced square shape, offering ample width and decent length.
Who is it for?
- Couples who want equal space: Square shape ensures equal space for both partners.
- Those wanting more width than a King, but shorter than California King: A good middle ground for those prioritizing width.
- Sleepers who like to fold blankets at the foot of the bed: The square shape provides extra foot room.
Considerations:
- Availability and Cost: Less common than standard sizes and may require custom bedding.
- Room Size: Requires a room size similar to a King or California King.
Olympic Queen Size Mattress
Dimensions: 66 inches by 80 inches
Minimum Recommended Room Size: 10 feet by 10 feet
The Olympic Queen mattress is wider than a standard Queen, offering a bit more space for couples without the large footprint of a King. In bed sizes compared, the Olympic Queen is an intermediate option for those finding a Queen slightly small but lacking space for a King.
Who is it for?
- Couples wanting slightly more space than a Queen: Ideal for couples who find a standard Queen a bit cramped.
- Those considering a King but have limited room space: A good compromise between Queen and King.
- RVs and Campers: Commonly used in recreational vehicles and mobile homes.
Considerations:
- Availability: Less common than standard Queen, bedding may be less readily available.
- Room Size: While wider, still fits within the room size recommendation for a standard Queen.
Full XL Size Mattress
Dimensions: 54 inches by 80 inches
Minimum Recommended Room Size: 9 feet 6 inches by 10 feet 6 inches
The Full XL mattress combines the width of a Full with the length of a Queen or King, offering extra legroom for taller single sleepers. In bed sizes compared, the Full XL is essentially a longer version of the Full, catering to height without increasing width.
Who is it for?
- Taller single adults who need more legroom but not more width: Ideal for taller individuals in smaller rooms who find a standard Full too short.
- Guest rooms for taller individuals: A comfortable option for accommodating taller guests.
Considerations:
- Width: Same width as a Full, may still feel narrow for some single adults.
- Couples: Not suitable for couples.
Small Single Size Mattress
Dimensions: 30 inches by 75 inches
Minimum Recommended Room Size: 7 feet by 10 feet
The Small Single mattress, similar to a narrow Twin, is designed for very small spaces or for children transitioning from a crib. In bed sizes compared, the Small Single is the most space-saving option, even narrower than a standard Twin.
Who is it for?
- Very small rooms: Ideal for extremely compact spaces where even a Twin is too large.
- Young children: Suitable for toddlers moving to their first “big kid” bed.
- Space-saving solutions: Used in daybeds or as a very narrow single bed option.
Considerations:
- Adults and Teenagers: Too narrow and short for most adults and older children.
- Limited availability: Less common than standard Twin sizes.
Crib Size Mattress
Dimensions: Approximately 27.25 inches by 51 inches
A Crib mattress is specifically designed for babies and toddlers and fits standard-sized cribs. In bed sizes compared, the Crib mattress is in a category of its own, designed with safety and infant needs in mind, and not intended for older children or adults.
Who is it for?
- Infants and toddlers: Exclusively for babies and young children in cribs.
- Parents preparing a nursery: Essential for creating a safe and comfortable sleeping environment for babies.
Considerations:
- Size limitations: Only suitable for infants and toddlers, outgrown quickly.
- Safety standards: Must meet specific safety regulations for crib use.
Mattress Sizes and Dimensions Chart for Quick Comparison
For a quick overview and bed sizes comparison, refer to this handy chart:
Mattress Size | Dimensions in Inches | Dimensions in Centimeters |
---|---|---|
California King | 72″ X 84″ | 183 X 213.5cm |
King | 76″ X 80″ | 193 X 203.5cm |
Olympic Queen | 66″ X 80″ | 167 X 203.5cm |
Queen | 60″ X 80″ | 152 X 203.5cm |
Full XL | 54″ X 80″ | 137 X 203.5cm |
Full | 54″ X 75″ | 134.5 X 190.5cm |
Twin XL | 38″ X 80″ | 96.5 X 203.5cm |
Twin | 38″ X 75″ | 96.5 X 188.0cm |
Small Single | 30″ X 75″ | 76.2 X 190.5cm |
Crib | 27.25″ X 51″ | 69.2 X 129.5cm |











Key Factors Beyond Dimensions When Choosing Bed Sizes
While understanding bed sizes compared is essential, several other factors influence your final mattress choice.
Consider Who Will Be Using the Mattress
The primary user of the mattress is a crucial consideration. For single sleepers, Twin, Twin XL, Full, or Queen sizes are suitable. For couples, Queen, King, or California King sizes are more appropriate. Families co-sleeping with children should lean towards King or California King for ample space.
Evaluate Your Bedroom Size
Ensure the mattress size you choose fits comfortably in your bedroom, leaving enough space for other furniture and movement. Avoid overcrowding the room, as it can negatively impact relaxation and sleep quality. Refer to the recommended minimum room sizes for each mattress type to guide your decision.
Assess the Bedroom’s Location and Accessibility
Larger mattresses like King and California King can be difficult to maneuver, especially in tight spaces or upstairs bedrooms. Consider stairwell width and doorway sizes to ensure easy delivery and setup. Bed-in-a-box mattresses can alleviate some of these logistical challenges.
Determine Your Budget
Mattress prices vary significantly based on size, materials, and brand. Establish a realistic budget before starting your search. Larger sizes like King and California King typically come with a higher price tag, not only for the mattress itself but also for bedding and frames.
Bed Sizes Compared for Single Sleepers
For individuals sleeping alone, the best bed sizes compared are Twin, Twin XL, Full, and Queen.
- Twin: Best for children, teens, and small rooms; most budget-friendly.
- Twin XL: Ideal for taller individuals and shared spaces like dorms; easy to move.
- Full: Versatile for guest rooms and offers more space for single adults; good balance of space and size.
- Queen: Can accommodate a partner occasionally and fits most bedrooms comfortably; popular for single adults wanting extra space.
Drawbacks for Single Sleepers:
- Twin/Twin XL: May be too small for adults who like to spread out.
- Full/Queen: May take up more space than needed in very small rooms; Queen is more expensive than smaller sizes.
Bed Sizes Compared for Couples
When it comes to couples, Queen and King mattresses are the most frequently chosen bed sizes compared.
- Queen: Widely available, easy to move, and suitable for most couples and bedrooms; a good standard choice.
- King: Provides ample personal space for two adults; luxurious and spacious.
- California King: Ideal for taller couples and pet owners due to its extra length; great for those prioritizing legroom.
- Split King: Customizable for individual preferences with adjustable bases; reduces motion transfer.
Drawbacks for Couples:
- Queen: May feel cramped for some couples, especially those who move a lot during sleep or co-sleep with children.
- California King: Can be pricier and harder to find bedding for compared to standard King.
- Split King: Requires two separate mattresses and may have a gap in the middle; more expensive setup.
Frequently Asked Questions about Bed Sizes
How do I know if I need a bigger mattress size?
If you frequently feel cramped, disturb your partner’s sleep due to lack of space, or find yourself at the edge of the bed, it might be time to consider a larger mattress. Upgrading size can significantly improve sleep quality and comfort if space is a recurring issue.
Can a mattress topper make my current mattress feel bigger?
No, a mattress topper enhances comfort and support but does not change the physical dimensions of your mattress. If you need more sleeping space, purchasing a larger mattress is the only effective solution.
Does mattress size impact lifespan?
Mattress size itself doesn’t directly affect lifespan. Durability is more influenced by mattress quality, materials, construction, and maintenance. However, larger mattresses might show wear and tear like sagging sooner if they are lower quality or not properly supported due to increased surface area and weight distribution.
How can I ensure a new mattress fits when moving?
Measure your bedroom dimensions, doorways, hallways, and stairwells before purchasing. Compare these measurements to the mattress dimensions to ensure it will fit into your home and bedroom without issue. Account for additional furniture and walking space in your bedroom planning.
Is it better to buy a mattress online or in-store for size selection?
Choosing the right mattress size can be effectively done online using size guides and room planners provided by online retailers. Many online retailers offer risk-free trial periods to test the mattress at home, ensuring you’ve chosen the right size and comfort level.
What’s the best way to dispose of an old mattress when upgrading?
Many retailers offer old mattress removal services upon delivery of a new one. Alternatively, you can donate your old mattress if it’s in good condition or contact your local waste management for recycling or junk pickup options.
Can I order a custom-sized mattress?
Yes, custom mattress sizes can be ordered from manufacturers or specialty stores for unique bed frames or specific size requirements. Custom sizes often come with a higher cost and longer production time.
Conclusion: Choosing the Right Bed Size for Optimal Sleep
Selecting the right mattress size is just as important as choosing the right firmness or mattress type. By carefully considering bed sizes compared alongside your personal needs, bedroom dimensions, and budget, you can ensure a comfortable and spacious sleep environment. Whether you opt for a standard Queen for versatile comfort or a luxurious Alaskan King for maximum space, the right mattress size is a key ingredient to achieving restful and rejuvenating sleep.