While hybrid harnesses exist, dedicated sidemount systems are generally more streamlined, easier to set up, and provide superior stability.
—a framework popularized by renowned cave explorer and instructor Steve Bogaerts sidemount principles for success verified
The most immediate benefit of sidemount is the ability to achieve a perfectly horizontal trim. Unlike backmount, where the center of gravity is above the diver, sidemount places the weight of the cylinders in line with the diver’s torso. While hybrid harnesses exist
: The harness and BCD must work together to keep the tanks from "flopping" or shifting. A successful setup feels like the tanks are an extension of the diver's own body. Accessibility and Ease of Use easier to set up