The Sea Ray 390 Motor Yacht 2005 vs Sea Ray 580 Sedan Bridge 2011 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 Sea Ray 580 Sedan Bridge 2011 measures 58,6 feet overall (2011), giving it roughly 17,6 additional feet of deck space compared to the Sea Ray 390 Motor Yacht 2005 at 41,0 feet (2005). Weight tells a clearer story for trailering families: the Sea Ray 580 Sedan Bridge 2011 tips the scales at 515 lbs — 250 lbs less than the Sea Ray 390 Motor Yacht 2005 at 265 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 Sea Ray 580 Sedan Bridge 2011 tops out at 861 hp. Engine specs for the Sea Ray 390 Motor Yacht 2005 aren't listed — confirm with a dealer before selecting an outboard.Fuel capacity breaks the other way: the Sea Ray 580 Sedan Bridge 2011 carries 7 gallons versus 3 gallons in the Sea Ray 390 Motor Yacht 2005. 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 Sea Ray 580 Sedan Bridge 2011 is rated for 17 passengers, while the Sea Ray 390 Motor Yacht 2005 caps at 12. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Sea Ray 580 Sedan Bridge 2011 could be the deciding factor.