Construction Budget Estimate. Residential construction costs are not that complicated unless you really want to make them that way. There are some general broad stroke pieces of information that if you know them, you will not be surprised when it comes time to planning your budget.
A full size bed is 54 inches wide and 75 inches long while queen size beds are 60 inches in width and 80 inches in length.
Save. The most important difference between twin beds and full beds is width. Each is 75 inches long, but full beds are 54 inches wide while twin beds are 39 inches wide. The key question is, Do you need more space in the room or more space on the bed?