The Nauticat Yachts Nauticat 321 Standard Standard 1999 vs Nauticat Yachts Nauticat 515 1997 comparison sits squarely in the category of decisions where specs alone won't tell the whole story — intended use, storage, and long-term ownership costs all factor in.
Size is the most obvious dividing line here. The Nauticat Yachts Nauticat 515 1997 measures 50,7 feet overall (1997), giving it roughly 18,6 additional feet of deck space compared to the Nauticat Yachts Nauticat 321 Standard Standard 1999 at 32,1 feet (1999). Weight tells a clearer story for trailering families: the Nauticat Yachts Nauticat 515 1997 tips the scales at 52 911 lbs — 39 242 lbs less than the Nauticat Yachts Nauticat 321 Standard Standard 1999 at 13 669 lbs. That difference is meaningful if you're working within a half-ton or three-quarter-ton truck's tow rating, especially once you factor in a motor, gear, and fuel.
The Nauticat Yachts Nauticat 515 1997 tops out at 160 hp. Engine specs for the Nauticat Yachts Nauticat 321 Standard Standard 1999 aren't listed — confirm with a dealer before selecting an outboard.Fuel capacity breaks the other way: the Nauticat Yachts Nauticat 515 1997 carries 396 gallons versus 66 gallons in the Nauticat Yachts Nauticat 321 Standard Standard 1999. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.
For family outings this is probably the sharpest distinction between the two. The Nauticat Yachts Nauticat 515 1997 is rated for 15 passengers, while the Nauticat Yachts Nauticat 321 Standard Standard 1999 caps at 9. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Nauticat Yachts Nauticat 515 1997 could be the deciding factor.
Displacement is where these two sailboats genuinely part ways. The Nauticat Yachts Nauticat 515 1997 displaces 52 911 lbs — a 39 242-lb difference over the Nauticat Yachts Nauticat 321 Standard Standard 1999 at 13 669 lbs. That gap separates two entirely different categories of sailing: the heavier boat is built for offshore passage-making and load-carrying, while the lighter hull rewards performance sailing and easier handling in lighter air.
Draft is a practical consideration that many buyers underestimate until they're already at the marina. The Nauticat Yachts Nauticat 515 1997 draws 7,2 ft, compared to 5,5 ft for the Nauticat Yachts Nauticat 321 Standard Standard 1999. That 1,7-foot difference affects which anchorages you can access, which haul-out facilities will take you, and how carefully you need to read the tide tables in shallower cruising grounds.
The Nauticat Yachts Nauticat 321 Standard Standard 1999 uses Sloop rigging. The Nauticat Yachts Nauticat 515 1997 has a documented auxiliary engine of 160 hp.
Hull speed is rated at 8,5 knots for the Nauticat Yachts Nauticat 515 1997 and 7,0 knots for the Nauticat Yachts Nauticat 321 Standard Standard 1999. For extended cruising, water capacity matters: the Nauticat Yachts Nauticat 515 1997 carries 423 gallons versus 116 gallons on the Nauticat Yachts Nauticat 321 Standard Standard 1999 — a significant advantage on longer passages where watermaker or provisioning stops aren't guaranteed.
Bottom line: The Nauticat Yachts Nauticat 515 1997 is the offshore and bluewater choice — at 52 911 lbs displacement and 51 ft it has the load capacity, range, and seakeeping for extended passages. The Nauticat Yachts Nauticat 321 Standard Standard 1999 at 13 669 lbs is the more nimble, accessible option — easier to single-hand and better suited to coastal and inland sailing.