Expanded Queen Size Bed Dimensions are 66 inches wide x 80 inches long. These are standard Expanded Queen size bed measurements. Expanded Queen Size Mattress depths can vary from just a few inches to 14" or more. Many times, actual Expanded Queen mattress dimensions will vary by one or two inches, usually smaller. This is the same size as an Olympic Queen Size.
Metric to U.S. Conversion
For measuring purposes, the exact conversion is as follows: