Queen beds are the most popular mattress size on the market. Queen beds offer more room than a full and are great for couples or adults who like having extra room to move around.A queen-size bed is one size larger than a full-size bed and one size smaller than a king-size bed. A standard queen-size bed measures 60 inches wide by 80 inches long. In comparison, a full-size bed is 54 inches wide by 75 inches long, and a twin-size bed is 39 inches wide by 75 inches long. Within those size ranges, bed frames can vary in style, height, and bulkiness. To get a feel for all the factors you should consider when bed shopping.