What is a primary advantage of a displacement hull?

A displacement hull is specifically designed to move through the water by displacing a volume of water equal to its weight. One of the primary advantages of this type of hull is its inherent stability in rough waters. The shape of a displacement hull creates a larger waterline area, which helps to provide greater resistance to rolling and pitching movements. This stability is crucial for smaller vessels or those operating in challenging conditions, as it allows for a smoother ride and better control.

In contexts where stability is vital—such as fishing boats, cargo vessels, or recreational ships navigating choppy seas—a displacement hull's design becomes particularly advantageous. As these vessels cut through the water rather than skimming along the surface like planing hulls, they maintain a steady course, which is essential for safety and comfort in adverse conditions.

The other aspects may indeed have some relevance depending on the hull design and specifics, but they do not directly align with the primary attribute of displacement hulls concerning stability.