A low-aspect fin (wide but not too deep) is required on this big yacht to minimize draft; otherwise the fin would project beneath the keel. High-aspect fins (narrow and deep) are more efficient, because of their longer leading edge, but not always practical.
Meeting the needs of boaters in the U.S. has some builders around the world scratching their heads, but not Rio Yachts. This Italian builder knows what works and what doesn’t, and adds a creative touch and fine finish to differentiate its product from lots of other boats out there.
Have a look and see what you think. ▶