The Sea Ray 290 Select EX 2005 vs Sea Ray 370 Sundancer 2013 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 370 Sundancer 2013 measures 37,5 feet overall (2013), giving it roughly 8,5 additional feet of deck space compared to the Sea Ray 290 Select EX 2005 at 29,0 feet (2005). Weight tells a clearer story for trailering families: the Sea Ray 370 Sundancer 2013 tips the scales at 18 064 lbs — 17 987 lbs less than the Sea Ray 290 Select EX 2005 at 77 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 370 Sundancer 2013 tops out at 380 hp. Engine specs for the Sea Ray 290 Select EX 2005 aren't listed — confirm with a dealer before selecting an outboard.Fuel capacity breaks the other way: the Sea Ray 370 Sundancer 2013 carries 225 gallons versus 13 gallons in the Sea Ray 290 Select EX 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 370 Sundancer 2013 is rated for 11 passengers, while the Sea Ray 290 Select EX 2005 caps at 8. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Sea Ray 370 Sundancer 2013 could be the deciding factor.