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Discover the Perfect Bed Size with Our Comprehensive Mattress Shopping Guide.

Discover the Perfect Bed Size with Our Comprehensive Mattress Shopping Guide.

When it comes to choosing the right mattress size, there are several factors that should be taken into consideration. While individual preference plays a significant role, understanding the specific dimensions and expectations can help narrow down the best bed size for you. Consider factors such as sharing the bed with a spouse or partner, co-sleeping with children or pets, your height, and the size of your bedroom. It is advisable to measure your bedroom dimensions before shopping to ensure a proper fit. Conducting research prior to buying will also boost your confidence in making the right decision.

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Twin
Dimension
38 x 75 inches (96.5 x 190.5 cm)

Description
Twin mattresses are commonly used for single sleepers or children. It typically measures 38 inches wide by 75 inches long, making it narrower and shorter than a full or queen-size mattress. Twin mattresses are also known as single mattresses and are ideal for smaller spaces and easy to move around. ​

Best for
solo sleepers from toddlers and teens to adults who are shorter than six feet.
Twin-XL
Dimension
38 x 80 inches (96.5 x 203.5 cm)

Description
Twin XL mattresses are slightly larger than a twin mattress. It typically measures 38 inches wide by 80 inches long, making it the same width as a twin mattress but 5 inches longer in length. Twin XL mattresses are often used in dorm rooms or for taller individuals who need the extra length. ​

Best for
Taller kids and students living in college dorms.
Full
Dimension
54 x 75 inches (134.5 x 190.5 cm)

Description
Full mattresses also known as a double mattress, is a size of mattress that is larger than a twin mattress but smaller than a queen mattress. It typically measures 54 inches wide by 75 inches long, providing more space for a single sleeper compared to a twin mattress. Full mattresses are common in guest rooms or for individuals who prefer a bit more sleeping space. ​

Best for
Teens who have outgrown their childhood beds and individuals who have smaller apartments looking for an economical price and size.
Queen
Dimension
60 x 80 inches (152.5 x 203.5 cm)

Description
Queen mattresses are larger than a full mattress but smaller than a king mattress. It typically measures 60 inches wide by 80 inches long, providing more space for a single sleeper or couples compared to a full mattress. Queen mattresses are the most popular size for couples and are commonly found in master bedrooms. They provide a good balance of space and can accommodate most sleeping preferences. ​

Best for
Adult couples or single sleepers who are looking for a mattress size they won't outgrow but that is not as tall or wide as a king bed.
King
Dimension
76 x 80 inches (193 x 203.5 cm)

Description
King mattresses are a larger-sized bed that typically measures 76 inches wide and 80 inches long. It provides ample space for couples or individuals who prefer extra sleeping space and they are wider but shorter than California King. ​

Best for
Couples or single sleepers who don’t want to compromise on sleeping area, especially if they share a bed with large pets or young children and find a queen-size mattress lacking in space. Most master bedrooms can accommodate a king-size bed.
California-King
Dimension
72 x 84 inches (183 x 213.5 cm)


Description
California king-size mattresses take approximately four inches of width from a conventional king-size bed and add it to their overall length. If your feet have always hung off the edge of a mattress, a Cal king bed will provide you with the length you need while still having more width than a queen-size bed.

Best for
Taller sleepers, especially those over six feet, who need a longer mattress to sleep comfortably. With slightly narrower dimensions, a Cal king mattress size is best for certain rooms where a wider king-size mattress may not fit.​

Mattress Sizes & Dimensions Chart

Mattress Size
Dimensions in Inches
Dimensions in Centimeters
California King 72" X 84" 183cm X 213.5cm
King 76" X 80" 193cm X 203.5cm
Queen 60" X 80" 152.5cm X 203.5cm
Full 54" X 75" 134.5cm X 190.5cm
Twin XL 39" X 80" 96.5cm X 203.5cm
Twin 39 X 75" 96.5cm X 190.5cm
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Frequently Asked Questions

There is no “Best” bed size, only what’s best for you. so when determining the ideal bed size for you, it's crucial to consider various factors. These include the size of your bedroom, the space required for movement around the bed, existing furniture in the room, and your sleeping posture. Some individuals prefer sleeping curled up, while others like to stretch out. Additionally, take into account whether you sleep alone or share the bed with a partner or pet. While having ample space is important, prioritizing a comfortable and supportive mattress is essential for ensuring restful sleep.

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