July 27, 2023 - The difference: A split king consists of two side-by-side twin XL mattresses, each measuring 38 inches wide by 80 inches in length. Why would you want your king-size bed to be split down the middle? There are a few good reasons.

The short answer, not much. But a few minor differences can make or break your happiness in the bedroom. Both King and Split King beds measure 76” wide x 80” long, so they are the exact same size and can fit into the same King size bed frame.

Both the King and Split King mattress measure 76 inches in width and 80 inches in length. This size chart will demonstrate the difference between a Split King vs King size mattress.

The answer is no. Split kings are actually two twin XL mattresses arranged side-by-side to create a single larger bed. It’s the same size as a traditional king bed, but with the added customization options.

April 22, 2025 - Key Takeaways: A king size mattress measures 72 inches by 80 inches, while a split king is two twin XL beds installed side by side, each measuring 38 inches by 80 inches. When choosing between a king or split king bed, consider personal preferences ...

August 2, 2024 - King and split king mattresses are the same size, at 80 inches long and 76 inches wide, but a split king is made by pushing two twin XL beds together. King mattresses have long ruled couples’ bedrooms.

October 23, 2025 - To put it simply, a split king is a king size mattress split into two mattresses. Another way to think about it is two twin XL mattresses put together to form one mattress the same size as a king.

July 25, 2023 - The only problem is half-Cal-King bedding is really difficult to find for the split mattress. Half of a King is a Twin XL, which is pretty common, but half of a Cal King is Twin XXL, or "hospital bed" size, which seems a lot rarer.

A split king mattress is the same size as a king-size mattress (76″ x 80″).

People mistakenly believe that there is no difference, and end up buying the wrong sheets. This misconception is mainly because both sizes share the same dimensions as a standard king (76 in x 80 in).

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September 19, 2023 - In fact, a king-size mattress is twice as wide as a twin XL. A split king bed is the best of both worlds. The split king mattress seamlessly marries individual comfort with shared intimacy.

The answer is no. Split kings are actually two twin XL mattresses arranged side-by-side to create a single larger bed. It’s the same size as a traditional king bed, but with the added customization options.

January 6, 2021 - Adjustable bed frames are not only ... circulation. Split king beds have the same dimensions as a standard king, only the mattresses are split into two separate beds rather than being one single unit....

April 7, 2025 - Unlike traditional mattresses that provide a single sleeping surface, a Split King bed offers the flexibility of personalizing each side of the bed. It consists of two Twin XL mattresses placed side by side to create a King-size bed.

February 29, 2020 - Because king mattresses are so ... ... A split king mattress is the same size as a traditional king at 76 inches by 80 inches, except a split king is divided down the middle, forming two separate mattresses....

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September 5, 2023 - Let’s take a closer look at the dimensions and characteristics of each to guide you in finding the best fit, before you start bed shopping. The standard king-size bed measures 76 inches wide by 80 inches long, providing plenty of sleeping ...

December 5, 2024 - A split king, or divided king, is the same size as an Eastern king mattress, but a split king is divided into two mattresses. Split kings are 76 inches wide and 80 inches long altogether, but the two individual mattresses are 38 inches wide ...