How long is an acoustic guitar?

The typical length of an acoustic guitar is between 36 and 41 inches (91 and 104 cm). The length of the guitar varies depending on the type of guitar and the size of the person playing it. Smaller guitars, such as those designed for children, may be as short as 30 inches (76 cm), while larger guitars, such as those designed for adults, may be as long as 43 inches (109 cm).