The Beneteau Antares 11 OB 2021 vs Beneteau First Class Challange 1989 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 11 OB 2021 at 32,6 ft versus Beneteau First Class Challange 1989 at 30,0 ft. Weight tells a clearer story for trailering families: the Beneteau Antares 11 OB 2021 tips the scales at 13 451 lbs — 8 160 lbs more than the Beneteau First Class Challange 1989 at 5 291 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 Antares 11 OB 2021 carries a rated maximum of 300 hp. Engine data for the Beneteau First Class Challange 1989 wasn't available in our records — check the manufacturer's spec sheet before sizing a motor.
Both boats are rated for 9 passengers — a good fit for a family of four or five plus guests. Comfort at capacity is another matter; the longer hull typically means more seat options and better weight distribution.
Displacement is where these two sailboats genuinely part ways. The Beneteau Antares 11 OB 2021 displaces 13 451 lbs — a 8 160-lb difference over the Beneteau First Class Challange 1989 at 5 291 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.
The Beneteau Antares 11 OB 2021 has a documented auxiliary engine of 300 hp.
Bottom line: The Beneteau Antares 11 OB 2021 is the offshore and bluewater choice — at 13 451 lbs displacement and 33 ft it has the load capacity, range, and seakeeping for extended passages. The Beneteau First Class Challange 1989 at 5 291 lbs is the more nimble, accessible option — easier to single-hand and better suited to coastal and inland sailing.