California King Size Bed Dimensions are 72 inches wide x 84 inches long. These are standard California King bed measurements. California King Mattress depths can vary from just a few inches to 16" or more for the new huge pillow tops. Many times, California King actual mattress dimensions will vary by one or two inches, usually smaller. The California king size is also used for hard sided water beds.
Metric to U.S. Conversion
For measuring purposes, the exact conversion is as follows: