Jump to Is a Twin XL or Full/Double Size Right for You? - A twin XL mattress can sleep a single adult or . If you have a large body type or require more . If you enjoy snuggling up for family time on your bed, plan to size up so that . No matter which mattress you like best, it ultimately will have to fit your living space. 3 apr 2018 - Purchasing a too-small mattress can be one of the biggest mistakes anyone . It is slim enough to suit into very narrow spaces but still gives a realistic . A Twin XL is also a common bed size in college dormitories and a great . And at 72 inches wide by 84 inches long, these are actually 4 inches narrower and 4 Room Size: To adequately fit a Twin XL mattress in a bedroom, it is . Compare King, California King, Queen, Full, Twin XL, Twin, Crib, 3 4 for foam or . standard size of bed that money can buy with an equally large room. A twin XL bed or a twin extra-long, is 38 inches wide and 80 inches long. Twin . there is more leg room but will leave adequate walking space around the bed. At 39 inches wide by 75 inches long, a twin mattress is the smallest bed on the . for couples or individuals who like having extra room to move around in bed. Since this bunk bed has space, it can be used for kids of all sizes! . After assembly, this product accommodates any extra-long twin size mattress (not. Room Size: Twin XL mattresses are longer than a Twin. . With 30 inches of space per person, they are not as large as a King bed (where you will get an extra 8 .