Double Mattress Size Dimensions. For two people living in a small apartment a full size bed may do the trick but a queen size bed is a much better option if you have the room for one. Most mattresses today are still primarily hand made which will always lead to variances. In addition two mattresses with the same nominal size may still have slightly different.
Full size mattress measures 54 width x 75 in length and these are also commonly referred to as standard double sufficient for adults that need more room than what a twin can offer. Yes full size beds and double beds are the same thing.
A full mattress is 15 wider than a twin bed but the same length.
Though the word double would suggest that a full or double bed is twice the size of a twin single mattress that s not the case. Both terms refer to mattresses measuring 54 inches by 75 inches. Full size mattress measures 54 width x 75 in length and these are also commonly referred to as standard double sufficient for adults that need more room than what a twin can offer. Standard bed sizes are based on standard mattress sizes which vary from country to country bed sizes also vary according to the size and degree of ornamentation of the bed frame dimensions and names vary considerably around the world with most countries having their own standards and terminology.