Twin vs Full Comparison Guide
Twin vs Full Beds
Twin: 39" W x 75" L
An Twin Bed is the smaller cousin of the the Full which is 15" wider but has the same length. Sometimes, for simplicity sake, the Twin is called a 'Single' and the Full is called a 'Double'.
Full: 54" W x 75" L
Twin vs Full, what one to pick? Twins are the smallest commonly sized beds available and are for one person. Twin beds are useful for growing children or as a guest bed.
Twin Beds got their name because they were originally sold to married couples in matching pairs, or 'Twins'
Additional Reading: What's The Right Size Bed Right for You?