The Jeanneau Sun Odyssey 379 2011 vs Jeanneau Sun Way 25 1990 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 Jeanneau Sun Odyssey 379 2011 measures 37,2 feet overall (2011), giving it roughly 11,8 additional feet of deck space compared to the Jeanneau Sun Way 25 1990 at 25,4 feet (1990). Weight tells a clearer story for trailering families: the Jeanneau Sun Odyssey 379 2011 tips the scales at 14 771 lbs — 8 819 lbs more than the Jeanneau Sun Way 25 1990 at 5 952 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 Jeanneau Sun Odyssey 379 2011 carries a rated maximum of 29 hp. Engine data for the Jeanneau Sun Way 25 1990 wasn't available in our records — check the manufacturer's spec sheet before sizing a motor.
For family outings this is probably the sharpest distinction between the two. The Jeanneau Sun Odyssey 379 2011 is rated for 11 passengers, while the Jeanneau Sun Way 25 1990 caps at 7. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Jeanneau Sun Odyssey 379 2011 could be the deciding factor.
Displacement is where these two sailboats genuinely part ways. The Jeanneau Sun Odyssey 379 2011 displaces 14 771 lbs — a 8 819-lb difference over the Jeanneau Sun Way 25 1990 at 5 952 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 Jeanneau Sun Odyssey 379 2011 draws 6,5 ft, compared to 4,1 ft for the Jeanneau Sun Way 25 1990. That 2,4-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 Jeanneau Sun Odyssey 379 2011 uses Sloop rigging. Helm style differs too: the Jeanneau Sun Odyssey 379 2011 uses a 2 wheels versus a 1 tiller on the Jeanneau Sun Way 25 1990. Wheel helms give better leverage and visibility on larger boats; tillers offer direct feedback and simplicity on smaller ones. The Jeanneau Sun Odyssey 379 2011 has a documented auxiliary engine of 29 hp.
The Jeanneau Sun Way 25 1990 is trailerable — a genuine advantage for sailors who prefer to keep their boat at home or explore multiple sailing venues. Hull speed is rated at 7,8 knots for the Jeanneau Sun Odyssey 379 2011 and 6,2 knots for the Jeanneau Sun Way 25 1990. For extended cruising, water capacity matters: the Jeanneau Sun Odyssey 379 2011 carries 53 gallons versus 13 gallons on the Jeanneau Sun Way 25 1990 — a significant advantage on longer passages where watermaker or provisioning stops aren't guaranteed.
Bottom line: The Jeanneau Sun Odyssey 379 2011 is the offshore and bluewater choice — at 14 771 lbs displacement and 37 ft it has the load capacity, range, and seakeeping for extended passages. The Jeanneau Sun Way 25 1990 at 5 952 lbs is the more nimble, accessible option and is trailerable — easier to single-hand and better suited to coastal and inland sailing.