The Sea Ray 300 Select EX 2008 vs Sea Ray 340 Sundancer 2006 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.

The power gap is worth calling out. Rated to 375 hp, the Sea Ray 340 Sundancer 2006 has a 55-hp advantage over the Sea Ray 300 Select EX 2008's 320-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 340 Sundancer 2006 carries 225 gallons versus 13 gallons in the Sea Ray 300 Select EX 2008. 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 340 Sundancer 2006 is rated for 11 passengers, while the Sea Ray 300 Select EX 2008 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 340 Sundancer 2006 could be the deciding factor.