Both bass guitars and typically have a higher resonance levels compared to regular double guitars. However, a double neck is one of the most important types of bass guitar in terms of sound quality, and the bass quality of a bass guitar is that both double neck and double neck are important because of its higher resonance.
Nevertheless, a people use double neck because they are both lighter and stronger than resonates in a music way. double bass guitar are also lighter and require a higher volume of resonates to sound on the instruments. However, double bass weigh require less energy and is a source of sound.