The Beneteau First 435 1984 vs Beneteau First 456 1982 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.
On paper these two are close siblings in the size department - Beneteau First 435 1984 at 44,7 ft versus Beneteau First 456 1982 at 46,7 ft. Weight tells a clearer story for trailering families: the Beneteau First 456 1982 tips the scales at 26 455 lbs - 2 645 lbs less than the Beneteau First 435 1984 at 23 810 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 First 456 1982 tops out at 80 hp. Engine specs for the Beneteau First 435 1984 aren't listed - confirm with a dealer before selecting an outboard.Both carry nearly identical fuel loads - 52 gal and 53 gal - so range won't be a tiebreaker here.
For family outings this is probably the sharpest distinction between the two. The Beneteau First 456 1982 is rated for 14 passengers, while the Beneteau First 435 1984 caps at 13. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Beneteau First 456 1982 could be the deciding factor.
Displacement is where these two sailboats genuinely part ways. The Beneteau First 456 1982 displaces 26 455 lbs - a 2 645-lb difference over the Beneteau First 435 1984 at 23 810 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.
Both boats draw a similar depth - 7,6 ft and 7,1 ft respectively. Marina access and anchorage options should be broadly equivalent between the two.
The Beneteau First 435 1984 uses Sloop rigging. The Beneteau First 456 1982 has a documented auxiliary engine of 80 hp.
Hull speed is rated at 8,4 knots for the Beneteau First 456 1982 and 8,1 knots for the Beneteau First 435 1984. For extended cruising, water capacity matters: the Beneteau First 435 1984 carries 127 gallons versus 106 gallons on the Beneteau First 456 1982 - a significant advantage on longer passages where watermaker or provisioning stops aren't guaranteed.
Bottom line: The Beneteau First 456 1982 is the offshore and bluewater choice - at 26 455 lbs displacement and 47 ft it has the load capacity, range, and seakeeping for extended passages. The Beneteau First 435 1984 at 23 810 lbs is the more nimble, accessible option - easier to single-hand and better suited to coastal and inland sailing.