The Sea Ray 280 Sundeck 2013 vs Sea Ray Express Cruiser 390 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 Sea Ray Express Cruiser 390 1990 measures 42,0 feet overall (1990), giving it roughly 14,0 additional feet of deck space compared to the Sea Ray 280 Sundeck 2013 at 28,0 feet (2013). Weight tells a clearer story for trailering families: the Sea Ray Express Cruiser 390 1990 tips the scales at 16 400 lbs — 10 674 lbs less than the Sea Ray 280 Sundeck 2013 at 5 726 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 power gap is worth calling out. Rated to 370 hp, the Sea Ray Express Cruiser 390 1990 has a 70-hp advantage over the Sea Ray 280 Sundeck 2013's 300-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Sea Ray 280 Sundeck 2013 carries 85 gallons versus 3 gallons in the Sea Ray Express Cruiser 390 1990. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

Both boats are rated for 12 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.