The standard king-size bed dimensions are 76 inches wide by 80 inches long, or 193 by 203 centimeters. However, in the United States, there are two versions of the king-size bed. The California king-size bed is 72 inches wide and 84 inches long, or 183 by 213 centimeters.
These king-size dimensions give ample room for the average couple to lay down side by side without touching. This is the equivalent size of pushing together two twin-size mattresses. Most king-size beds use two twin box springs for support. Those who need extra length might consider the California king as an option.Learn More
With a measurement of 76 by 80 inches, a king bed is wider than the queen bed, which is 60 by 80 inches. The king is not the largest of all beds. A California king bed measures 72 by 84 inches, while a grand king measures 80 by 98 inches.Full Answer >
A king-size bed is the widest at 76 inches long, while the California king-size bed is the longest at 84 inches. In comparison, a king-size bed is 80 inches long, and the California king-size is 72 inches wide.Full Answer >
A queen bed is 60 inches wide by 80 inches long. It is the most popular mattress size in the United States. Two adults sleeping on a queen size mattress have 9 inches less space than if they slept on a twin extra-long mattress by themselves.Full Answer >
A twin extra long bed, or twin XL bed, is 39 inches wide by 80 inches long. It is five inches longer than a standard twin bed, which measures 39 inches wide by 75 inches long.Full Answer >