A Queen-size bed that is about 5 feet to 7 feet, and can fit comfortably in a room that 10x10. A King-size bed should be able to fit in the room, but it will likely make the room feel far less spacious.
What size bed is best for a 12x12 room?
A standard king-size mattress is roughly 6 feet 4 inches wide and 6 feet 7 inches long (76 inches x 79.5 inches), so it will fit into a 12 feet x 12 feet bedroom.
Can a 10 by 11 room fit a queen bed?
To adequately fit a queen-size bed — which is roughly 5 feet by almost 7 feet — as well as have room to walk around or fit other furniture, a bedroom should be at least 10 by 10 square feet in size.