The Beneteau First 18 SE 2018 vs Beneteau Oceanis 430 1985 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 Beneteau Oceanis 430 1985 measures 42,6 feet overall (1985), giving it roughly 24,3 additional feet of deck space compared to the Beneteau First 18 SE 2018 at 18,3 feet (2018). Weight tells a clearer story for trailering families: the Beneteau Oceanis 430 1985 tips the scales at 19 842 lbs — 18 740 lbs less than the Beneteau First 18 SE 2018 at 1 102 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 Beneteau Oceanis 430 1985 tops out at 50 hp. Engine specs for the Beneteau First 18 SE 2018 aren't listed — confirm with a dealer before selecting an outboard.
For family outings this is probably the sharpest distinction between the two. The Beneteau Oceanis 430 1985 is rated for 12 passengers, while the Beneteau First 18 SE 2018 caps at 5. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Beneteau Oceanis 430 1985 could be the deciding factor.
Displacement is where these two sailboats genuinely part ways. The Beneteau Oceanis 430 1985 displaces 19 842 lbs — a 18 740-lb difference over the Beneteau First 18 SE 2018 at 1 102 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 Beneteau First 18 SE 2018 draws 7,0 ft, compared to 5,1 ft for the Beneteau Oceanis 430 1985. That 1,9-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 Beneteau Oceanis 430 1985 has a documented auxiliary engine of 50 hp.
The Beneteau First 18 SE 2018 is trailerable, giving it a significant lifestyle advantage for sailors who want to move between lakes, rivers, and coastal waters without committing to a marina slip.
Bottom line: The Beneteau Oceanis 430 1985 is the offshore and bluewater choice — at 19 842 lbs displacement and 43 ft it has the load capacity, range, and seakeeping for extended passages. The Beneteau First 18 SE 2018 at 1 102 lbs is the more nimble, accessible option and is trailerable — easier to single-hand and better suited to coastal and inland sailing.