Mattress Sizes Chart and Bed Dimensions Guide

Mattress Sizes and Dimensions Chart

Mattress SizeDimensions in InchesDimensions in Centimeters

California King72″ X 84″183 X 213.5cm

King76″ X 80″193 X 203.5cm

Olympic Queen66″ X 80″167 X 203.5cm

Queen60″ X 80″152 X 203.5cm

Full XL54″ X 80″137 X 203.5cm

Full54″ X 75″134.5 X 190.5cm

Twin XL38″ X 80″96.5 X 203.5cm
Twin38″ X 75″96.5 X 188.0cm

Small Single30″ X 75″76.2 X 190.5cm

Crib27.25″ X 51″69.2 X 129.5cm

apart from the texture and feel, there is another identical important facet of your mattress which influences your choice—the size. Getting the good size mattress is one of the all-important determinants leading towards the ultimate goal of a good nox ’ mho sleep .
When looking for a new mattress, choosing the right size from a overplus of options can be difficult, specially when there are sub-categories in certain segments. With very little deviation in dimensions between sealed sizes, getting the right fit for yourself can be a daunting task .

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The size of your bedroom and your budget are key factors in your decision-making process when looking for the ideal bed size. In this mattress sizes and dimensions guide, we will discuss the different mattress sizes available and the recommend room size for each of them to help you choose the most-fitting mattress size. For most homes though, a Queen size mattress ( 60 ” x 80 ” ) is the most democratic option but enough of people opt to go smaller with Full size mattresses ( 54 ” x 75 ” ) or larger Kings ( 76 ” x 80 ” ).

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Standard Mattress Sizes

Most mattress brands offer the following six sizes .

California King Size Bed Dimensions

California King Size Mattress Dimensions72 inches by 84 inches
Minimum recommended room size: 12 feet by 12 feet
The California king size is the one of the longest bed sizes available ( in terms of standard mattress sizes ). It is 4 inches longer than the king size but is besides 4 inches narrow. so technically what you gain in duration, you lose in width in a California king bed— but the extra length makes it desirable for grandiloquent sleepers. California king beds can accommodate two sleepers well and sometimes an extra sleeper ampere well, like parents co-sleeping with their child. This makes it a good choice for families .
The California king mattress may besides come with the disconnected choice. In this style, the California king mattress is split into two equal parts, to provide for partners with different mattress preferences and workplace with adjustable beds .
Shop California King

King Size Bed Dimensions

King Size Mattress Dimensions
76 inches by 80 inches
Minimum recommended room size: 12 feet by 12 feet
Sleeping on a king size go to bed is sleeping in lavishness. There is enough board for two sleepers to sprawl and sleep in their own space. It provides 4 inches of extra width than the California King, but it ’ sulfur 4 inches smaller in distance. King mattresses are the widest available standard size, making it a good choice for families— if parents want to co-sleep with their children, this size can accommodate them .
The king size besides comes with a split option ; this is truly two Twin XL mattresses placed side-by-side. The split king option serves couples with different mattress preferences, sol in one bed they can have two different mattresses to suit individual needs. This style is besides a good match for adjustable beds with split-side functionality .
Shop King

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Queen Size Bed Dimensions

Queen Size Mattress Dimensions
60 inches by 80 inches
Minimum recommended room size: 10 feet by 10 feet
A tabby size mattress is popular for couples who don ’ thyroxine require excessively much quad, or for a unmarried adult preferring extra space to sprawl out while sleeping. The standard tabby size is recommended for couples, so it can be a dear bed for the maestro bedroom or guest room, comfortably accommodating excess sleepers in the house for a few nights. This is the most common standard size mattress which handily fits into about any room and can accommodate more than one sleeper .
The queen size mattress besides comes in a split queen option. In this style, the queen size is split into two adequate halves to provide for couples who have different mattress preferences ; so while sharing the sleep together, they can have a mattress suited to their personal preferences .
Shop Queen

Full Size Bed Dimensions

Full Size Mattress Dimensions
54 inches by 75 inches
Minimum recommended room size: 9 feet 6 inches by 10 feet 6 inches
A life-size mattress is good suited for a individual sleeping car. For couples, a entire size mattress might not be a estimable choice for a comfortable sleep, but for an individual, this provides enough space to sleep comfortably and besides fits into most rooms without making it look crowded. This size can besides serve as a commodity choice for a spare bed .
Shop Full

Twin XL Size Bed Dimensions

Twin XL Size Mattress Dimensions38 inches by 80 inches
Minimum recommended room size: 9 feet 6 inches by 10 feet 6 inches
This size is 5 inches longer than the standard twin size, making it a favored choice for grandiloquent individuals. The gemini XL size is always a good option to accommodate excess guests on short notice. Since they don ’ t require much space and are less expensive than a king or a full, it won ’ deoxythymidine monophosphate be unmanageable to have one as a spare .
Shop Twin XL

Twin Size Bed Dimensions

38 inches by 75 inches
Minimum recommended room size: 7 feet by 10 feet
The smallest of all standard sizes, this is one of the most common beds available. The twin size mattress is good for children and teens alike, accommodating children in their develop stages .
however, a twin or single size mattress may not be a good fit for a adult pornographic. It is a good size to fit into smaller rooms, and ideal for bunk bed beds, excessively.

Please note: Our Amerisleep counterpart size mattresses measure 38 inches by 74 inches .
Shop Twin

Other Mattress Sizes

These sizes can be trickier to find, with many of them requiring you to order a custom mattress from a manufacturer .

Olympic Queen Mattress Dimensions

Olympic Queen Size Mattress Dimensions
66 inches by 80 inches
Minimum recommended room size: 10 feet by 10 feet
The Olympic queen mattress is six inches wider than the standard queen size and provides enough board for a copulate to sleep well, but is not considered to be a “ standard size. ” even when find, it ’ s an ordeal to find bed accessories like sheets to match this size .
The benefit of an Olympic queen size is that it provides a small extra space than the queen size, while not being vitamin a big as a king. If your room is not big enough to accommodate a king, but you need more space for sleepers, then this Olympic queen size fits the charge. The Olympic queen size is meant for RVs and camper trailers and are more normally seen inside mobile homes .

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Full XL Size Bed Dimensions

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 forty size has an extra 5 inches in duration than a standard full. The excess legroom makes it a well meet for improbable individuals sleeping by themselves. It can besides be a good choice for a spare part bed in your guest room, although some hosts prefer to offer a criterion queen size mattress to accommodate couples .

Small Single Size Bed Dimensions

30 inches by 75 inches
Minimum recommended room size: 7 feet by 10 feet
Single mattresses and twin mattresses have the same dimensions, so these terms are often used interchangeably. however, the “ twin ” size is much more common nowadays, so if you have your eye on a single bed, a twin is barely what you need .

Crib Size Bed Dimensions

27.25 inches by 51 inches
A crib size mattress is approximately 6 feet by 4 feet and only meant to fit inside a cribbage. The standard crib mattress size is regulated by the federal politics for condom reasons, so it ’ s reasonably easy to find crib size sheets that fit your mattress, adenine long as the one you choose is up to the current standards .
A pony size mattress should not be more than 6 inches thick. ideally a crib size mattress should besides offer a firm feel to support an baby ’ mho body .

Other Mattress Size Factors that Influence Your Decision

Buying a mattress is a long-run investment in your health, and there are a number of things to think about during your search for the best mattress. Almost all mattress types ( memory foam, latex paint, innerspring, and hybrids ) are available in all standard sizes, but factors like the size of your bedroom besides have to be considered while deciding on the size of your mattress .

Who’s Using the Mattress

This is one of the most critical factors to be considered while choosing the perfect mattress size. If you are an individual sleeper who does not share a bed with anyone, you can eliminate king and California baron mattresses from your list— queen, broad, or full forty beds would probably be the most match. We recommend tabby and fully forty mattresses to those who prefer some space to sprawl, and fully and twin XL options to sleepers who need to save space .
however, if you plan on sharing your mattress with a partner or child, you ’ ll want to choose a queen, king, or California king. If you and your partner like to co-sleep with your children, a king or California king would be better accommodate .

Size of the Room

Keep in judgment that your bedroom does not comprise just your bed. You need to leave space for movement and other comfortable furniture. The bedroom is your relaxing quad, where you crawl into at the end of the day to rest and rejuvenate yourself. An overcrowd space may cause stress and make sleep more difficult. So a huge seam in a bantam room is not an ideal recommendation .

Location of the Bedroom

Maneuvering a king or California king size mattress may be difficult for some, so when buying a new bed be mindful of the size. If your bedroom is not on the first gear floor, consider the width of the stairways and how challenging it might be to get the mattress from one floor to another. bed in a box mattresses are a solution to this once-common problem, but some beds can silent be unmanageable to maneuver .

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Budget is another important criterion because it determines available options. once you have gone through all the early factors, it is clock time to step rear and set a realistic budget for yourself. Look at materials, mattress brands, and read mattress reviews to determine the best choice .

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Mattress Sizes FAQs

Is the California king bigger than the king?

They ’ re similar in size, but the California king is 4 inches longer than the standard king while the king is 4 inches wider than the California king .

Are there any more sizes of mattresses?

There are some outsize beds like the Alaskan king, Texas king, and Wyoming king, but they are way larger than the standard king and California king and are not easily found on the marketplace .

What is the difference between a twin and a single mattress?

The dimensions ; a single mattress is slightly smaller than a gemini and best suited for toddlers. A twin size mattress will work with a toddler or a child transitioning out of a cribbage, but it will besides grow with them as they get older. Twin size beds are even suitable for teenagers .

Is a full size mattress big enough for 2 people?

It depends on the size of the couple and their sleeping preferences. If you need more room to spread out or if you move around a lot while you sleep, a wide size layer may be excessively small. If one or both of you are grandiloquent or wider than median, a full size mattress credibly won ’ deoxythymidine monophosphate offer adequate space .

Are full size mattresses the same as double beds?

Yes, entire size and double mattresses are the same. Both mattresses are 54 by 75 inches. The mention “ double ” comes from the estimate that a wide size mattress is twice the size of a twin, but it ’ randomness actually 16 inches wider and 1 inch long .

What size mattress do two side-by-side twin beds make?

adverse to popular impression, two duplicate size mattresses side-by-side do not equal a king. however, two match forty mattresses are equal to a king size bed. Two twin size mattresses are barely deoxyadenosine monophosphate broad as a king, but not as long ( they are 5 inches shorter ) .

What’s the largest mattress size?

The largest mattress size is an alaskan king, which is 9 feet by 9 feet. To put that into perspective, a standard king size bed is closer to 6 feet by 7 feet.

What’s the most popular mattress size?

The most popular mattress size today is the tabby. It ’ s large enough for most couples but fits into an average-sized bedroom. It ’ south besides a decent option for one folks who need more coat sphere than a duplicate size mattress can provide .


fair as the steadiness and type of mattress you choose play a character in your overall comfort, finding the good size mattress is equally authoritative. To optimize your comfort level during your sleep, space is crucial, not just the space of the bed, but besides the aesthetics of space in your bedroom. You have to walk the balance between your needs, your room size, and your budget to get the most out of your mattress .

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