California King Beds are 84” (7') | 213 cm long. Answer from Dimensions.com on dimensions.com
Mattress Firm
mattressfirm.com › mattress-sizes-dimensions.html
Mattress Sizes And Dimensions: A Bed Sizing Guide
Once-A-Year Sale & Clearance is here: Shop our best deals online & in-store. Shop Sale · Join today & enjoy an extra 15% off online or in-store · Loading footer · Bed Sizes & Mattress Dimensions - Sizing Guide | Mattress Firm
Amerisleep
amerisleep.com › blog › mattress guides › mattress sizes chart (2026 guide) – dimensions in inches & cm
Mattress Sizes Chart and Bed Dimensions Guide (2026) - Amerisleep
Twin (38×75"), Full (54×75"), Queen (60×80"), King (76×80"), Cal King (72×84"). Find the right mattress size for your bedroom and budget.
Published November 13, 2025
What is the biggest size of a bed?
That depends. If measuring by cubic feet, a King mattress is the largest bed that Nectar offers, at 42.2ft3. A California King mattress from Nectar comes in at 42ft3.
However, a King mattress is 80in(L) x 76″(W) x 12″(H) whereas a California King is 84in(L) x 72in(W) x 12in(H). The California King mattress is 4 inches narrower and four inches longer than a King mattress, so it depends on the shape and size of your room.
sienasleep.com
sienasleep.com › home › mattress size and dimensions guide
Mattress size and dimensions guide - Siena
Are California king and king the same price?
Usually similar, but Cal king bedding can be 10-20% more expensive and harder to find since it's less common than standard king.
amerisleep.com
amerisleep.com › blog › mattress guides › mattress sizes chart (2026 guide) – dimensions in inches & cm
Mattress Sizes Chart and Bed Dimensions Guide (2026) - Amerisleep
What size bed should I get for my room?
You should get the sized bed that fits your room best. Use our mattress guide to help you determine the best size mattress for your room.
sienasleep.com
sienasleep.com › home › mattress size and dimensions guide
Mattress size and dimensions guide - Siena
Videos
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Dimensions.com
dimensions.com › element › california-king-beds
California King Bed Dimensions & Drawings | Dimensions.com
April 6, 2024 - With various design options, they fit well into a range of bedroom aesthetics, from modern to traditional. ... California King Beds have an overall length of 84” (213 cm) and width of 72” (183 cm).
Sienasleep
sienasleep.com › home › mattress size and dimensions guide
Mattress size and dimensions guide - Siena
May 23, 2025 - The ideal room size for a King ... the house. ... A California King size mattress is 72 inches wide and 84 inches long (183 cm x 213.5 cm)....
California King Beds are 84” (7') | 213 cm long. Answer from Dimensions.com on dimensions.com
Serta
serta.com › blogs › mattress-guides › king-size-mattress-dimensions
King Size VS California King Size Mattress Dimensions
Many people wonder, “How big ... of size first. The measurements of a regular king are approximately 76 inches in width and 80 inches in length....
Wikipedia
en.wikipedia.org › wiki › Bed_size
Bed size - Wikipedia
3 days ago - While a standard Eastern King is 76 in × 80 in (193 cm × 203 cm), many hotels provide a mattress that is 72 in × 80 in (183 cm × 203 cm). This size combines the length of a standard King with the width of a California King, allowing hotels ...
The Mattress & Sleep Company
tmasc.ca › en-us › pages › mattress-sizes
Mattress Size Chart – The Mattress & Sleep Company
Queen and King are almost always 79 inches long. Most mattresses today are still primarily hand made, which will always lead to variances. Foam mattresses tend to adhere to sizing guidelines more accurately than spring mattresses.
GVAwood
gvawood.com › home › bed us size - california king 72" x 84" (183 x 213 cm)
bed US size - CALIFORNIA KING 72" x 84" (183 x 213 cm)
Beds by size · US-TWIN 39" x 75" US-TWIN XL 39" x 80" US-Three Quarter 48" x 75" US- FULL 54" x 75" US- FULL XL 54" x 80" US- RV QUEEN 60" x 75" US- QUEEN 60" x 80" US- RV KING 72" x 80" US- KING 76" x 80" US- CALIFORNIA KING 72" x 84" (100x190cm) ...
Turmerry
turmerry.com › home › organic lifestyle, sleep and mattress blog › organic lifestyle, sleep and mattress blog
Mattress Sizes and Bed Dimensions
December 7, 2025 - Latest mattress size chart & bed sizes guide in inches, cm, feet. Twin (38x75), Twin XL (38x80), Full (54x75), Queen (60x80), King (72x80), Cal King (72x84).
Sleep Number
sleepnumber.com › home › resources
Mattress Size Chart and Bed Dimensions | Sleep Number
Reference Sleep Number's mattress size chart to explore mattress sizes and bed dimensions. You’re one step closer to choosing the right mattress for you.
Sleep Foundation
sleepfoundation.org › mattress sizes and dimensions
King Size Bed Dimensions | Sleep Foundation
July 16, 2025 - The California king is narrower and longer than the standard king, so it’s best for tall sleepers and those who prefer a mattress with extended length. A California king measures 72 inches wide by 84 inches long while a regular king is 76 ...
Turmerry
turmerry.com › home › organic lifestyle, sleep and mattress blog › organic lifestyle, sleep and mattress blog
California King Size Bed Dimensions
October 29, 2025 - California King Size Mattress Dimensions CALIFORNIA KING SIZE BED DIMENSIONS Dimensions in inches - 72 X 84 inches Dimensions in cm - 183 X 213.5 cm Dimensions in feet - 6 X 7 feet Pros of California ...
Nectar Sleep
nectarsleep.com › p › mattress-size-dimensions-guide
Mattress Size Dimensions Guide | Nectar Sleep
Find the best mattress size for your space with our comprehensive guide. Compare bed dimensions to choose the best fit for your space. Start now!
Helix Sleep
helixsleep.com › pages › california-king-dimensions
Standard California King Size Bed Dimensions | Helix Sleep - Helix Sleep
A standard king measures 76 by 80 inches, giving it a total surface area of 6080 square inches. The Cal king, at 72 by 84 inches, has a surface area of 6048. The main difference is that the California king is designed for taller people, while the width of the standard king makes it comfortable ...
DreamCloud
dreamcloudsleep.com › p › mattress-size-dimensions-guide
Mattress & Bed Size-Dimension Comparison Guide 2026 | DreamCloud
Refer to our mattress sizes guide & dimensions chart to compare the most popular bed sizes and mattress dimensions.
FloBeds
flobeds.com › home › bed sizes
Standard Bed Sizes Around the World | Flobeds
March 23, 2024 - FloBeds can make our mattresses in any size, so whatever the dimensions or shape of your bed, we can work with it. Get the comfort you need for the space you have with the help of FloBeds. King – 76″ x 80″ Cal King – 72″ x 84″ Queen – 60″ x 80″ Standard/Double – 54″ x 75″ ...
Purple
purple.com › mattress-sizes-dimensions
Mattress Sizes Chart & Bed Dimensions Guide - Purple
Ease pain and sleep better with a Purple Mattress engineered for pressure relief and all-night comfort. Free delivery, easy returns, 100-night trial.
Facebook
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A standard King bed measures 72 inches (183 cm) wide ...
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Weavve Home
weavvehome.com › blogs › news › king-vs-california-vs-super-king-size-bed-the-difference
King Vs California Vs Super King Size Bed: The Difference
March 17, 2022 - So if you’re over 1.83m tall, think twice before buying it as your feet may dangle off the bed. The California king bed size, also known as the Western King, measures 183cm x 213cm (72 inches wide and 84 inches long).
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Living Spaces
livingspaces.com › inspiration › ideas-advice › guides › everything-customers-ask-about-california-king-sized-beds
Everything Customers Ask About California King Sized Beds | Living Spaces
October 10, 2025 - The California king bed size, also known as the Cal king, offers a unique option for taller individuals or those seeking a bed with extra length. At 72 inches wide by 84 inches long, the California king size mattress is 4 inches narrower and ...