The Beneteau Antares 10.80 2008 vs Beneteau Idylle 11.50 Fin keel 1983 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 Antares 10.80 2008 at 35,0 ft versus Beneteau Idylle 11.50 Fin keel 1983 at 37,8 ft. Weight tells a clearer story for trailering families: the Beneteau Antares 10.80 2008 tips the scales at 12 875 lbs — 1 411 lbs more than the Beneteau Idylle 11.50 Fin keel 1983 at 11 464 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 Idylle 11.50 Fin keel 1983 tops out at 50 hp. Engine specs for the Beneteau Antares 10.80 2008 aren't listed — confirm with a dealer before selecting an outboard.Fuel capacity breaks the other way: the Beneteau Antares 10.80 2008 carries 169 gallons versus 21 gallons in the Beneteau Idylle 11.50 Fin keel 1983. 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 Beneteau Idylle 11.50 Fin keel 1983 is rated for 11 passengers, while the Beneteau Antares 10.80 2008 caps at 10. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Beneteau Idylle 11.50 Fin keel 1983 could be the deciding factor.
The Beneteau Idylle 11.50 Fin keel 1983 has a documented displacement of 11 464 lbs. Displacement data wasn't available for the other boat in this comparison.
Draft is a practical consideration that many buyers underestimate until they're already at the marina. The Beneteau Idylle 11.50 Fin keel 1983 draws 4,5 ft, compared to 2,0 ft for the Beneteau Antares 10.80 2008. That 2,5-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 Idylle 11.50 Fin keel 1983 has a documented auxiliary engine of 50 hp.
For extended cruising, water capacity matters: the Beneteau Idylle 11.50 Fin keel 1983 carries 106 gallons versus 85 gallons on the Beneteau Antares 10.80 2008 — a significant advantage on longer passages where watermaker or provisioning stops aren't guaranteed.
Bottom line: The Beneteau Idylle 11.50 Fin keel 1983 at 37,8 ft offers more living space, greater range, and a more substantial offshore capability. The Beneteau Antares 10.80 2008 at 35,0 ft is the easier, lower-cost option — simpler to crew and a strong choice for coastal and day sailing.