Mattresses Size Guide

Shop by Size

California King Size Bed

At 84 inches long, the California King bed provides maximum length for taller individuals.
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King Size Bed

The King size bed dimensions make it ideal for couples looking to upgrade their Queen mattress for some additional space.
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Queen Size Bed

A Queen size bed is the universal option for single sleepers or individuals sharing a bed with a partner.
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Full Size Bed

The dimensions of a Full size bed offer a compromise between a Twin size bed and Queen size mattress.
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Twin X-Long Size Bed

Offering the same length as a Queen size bed, the Twin X-Long is a great option for taller sleepers.
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Twin Size Bed

Slim in size, the Twin size bed allows plenty of space for a single sleeper.
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SHOP BY MATTRESS SIZE
Researching different mattress sizes is part of the mattress buying experience. When shopping for a new bed, the size of mattress you need is one of the easiest choices you’ll make. This is because the mattress size that you require is highly dependant on your lifestyle and personal preferences. Choosing a mattress size depends on a variety of circumstantial factors and is less scientific than other considerations when buying a new mattress. That makes your decision straightforward. Choosing between mattress sizes might be more subjective, but only the bedMATCH® Sleep Diagnostic Quiz can properly identify the overall perfect mattress for you.
OVERVIEW OF MATTRESS SIZES
Mattress Sizes
Dimensions (Inches)
Dimensions (Centimeters)
California King Size Bed Dimensions
72" x 84"
183 cm x 213.5 cm
King Size Bed Dimensions
76” x 80”
193 cm x 203.5 cm
Queen Size Bed Dimensions
60” x 80”
152.5 cm x 203.5 cm
Full Size Bed Dimensions
54” x 75”
137.5 cm x 190.5 cm
Twin X-Long Size Bed Dimensions
38” x 80”
96.5 cm x 203.5 cm
Twin Size Bed Dimensions
38” x 75”
96.5 cm x 190.5 cm
California King Size Bed
California King Size Bed

At 84 inches long, the California King bed provides maximum length for taller individuals. This size mattress takes four inches of width from a convention King size bed and adds it to the overall length. All the additional space this mattress offers makes it perfect for couples or hot sleepers. The California King size bed dimensions make it easier to fit in rooms with more limited space due to being slightly narrower than a traditional King bed. A California King is spacious, comfortable for a couple, and is adjustable base friendly for a more personalized night of sleep.

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Memory Foam Mattress
King Size Bed
King Size Bed

The King size bed dimensions make it ideal for couples looking to upgrade their Queen mattress for some additional space. At 76 inches wide, this is the widest mattress size available. Each sleeper gets the equivalent of a Twin size mattress to themselves, which is perfect for couples that enjoy spreading out. There is more than enough room for other sleeping companions, such as little children or even pets. This mattress choice is also widely available as its popularity is on the rise, so you won’t have a hard time finding a mattress, accessories, or bedding.

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Queen Size Bed
Queen Size Bed

A Queen size bed is the universal option for single sleepers or individuals sharing a bed with a partner. Queen size mattresses are extremely popular for sleepers of all ages. Its size makes it versatile for many lifestyles, which increases the lifespan of the mattress. Since this is the most common option that people choose in the United States, sleep accessories and bedding are very compatible with this mattress size. Queen mattresses are standard doorway friendly and are a great addition to any room.

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Full Size Bed
Full Size Bed

The dimensions of a Full size bed offer a compromise between a Twin size bed and Queen size bed. At 54 inches wide, it is perfect for rooms with limited space. While comparing mattress sizes, consider this economical option for individuals who only need the mattress for a short period. It’s often bought by young adults in college apartments or who only have leases for one year.

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Memory Foam Mattress
Twin X-Long Size Bed
Twin X-Long Size Bed

Offering the same length as a Queen size bed, the Twin X-Long is a great option for taller sleepers. The extra length on this bed offers versatility for adult individuals between life phases. Twin X-Long mattresses are commonly found in college dorms or summer camp bunk beds to give more space to adult individuals than a traditional Twin size bed. In addition, the Twin X-Long mattress size makes it easy to maneuver, which makes it a breeze for moving.

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Twin Size Bed
Twin Size Bed

Slim in size, the Twin size bed allows plenty of space for a single sleeper. The Twin size bed dimensions offer the same length that a Full mattress affords. An affordable and space-saving option, that can be used in multiple settings. The narrower width of this mattress makes it ideal for shared bedrooms or stacked bunk beds.

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LET SCIENCE PICK YOUR MATTRESS, THEN YOU PICK THE SIZE

Our patented bedMATCH® technology uses over 1,000 scientific calculations to determine the proper balance of support and comfort for your needs. This means no guesswork when it comes to what mattress is best for you. Once you receive your recommendation, you can compare mattress sizes.
Ready to learn about your perfect sleep system? Take the bedMATCH® quiz online or visit us in store to try .
Shop By Type

Mattresses By Type

What’s on the inside is crucial when it comes to choosing a mattress. Check out the differences between innerspring, memory foam, and hybrid mattresses.
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Shop By Comfort

Mattresses By Comfort

Each mattress comfort level has a broad range of firmness. See whether a plush, medium, or firm mattress works best for you.
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