The Baja Marine 247 Islander 2013 vs Baja Marine 340 Sportfish 2005 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 Baja Marine 340 Sportfish 2005 measures 34,0 feet overall (2005), giving it roughly 9,6 additional feet of deck space compared to the Baja Marine 247 Islander 2013 at 24,4 feet (2013). At 43 lbs and 61 lbs respectively, both sit in a similar weight class — either should pair comfortably with most mid-size SUVs and half-ton trucks, though always confirm your specific tow rating with the motor added.
The Baja Marine 340 Sportfish 2005 tops out at 300 hp. Engine specs for the Baja Marine 247 Islander 2013 aren't listed — confirm with a dealer before selecting an outboard.Fuel capacity breaks the other way: the Baja Marine 340 Sportfish 2005 carries 272 gallons versus 8 gallons in the Baja Marine 247 Islander 2013. 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 Baja Marine 247 Islander 2013 is rated for 8 passengers, while the Baja Marine 340 Sportfish 2005 caps at 1. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Baja Marine 247 Islander 2013 could be the deciding factor.
Bottom line: Choose the Baja Marine 247 Islander 2013 if your priority is putting more people on the water — it handles 8 passengers and at 24,4 ft it has the deck room to back that rating up comfortably. The Baja Marine 340 Sportfish 2005 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 1 that costs less to run day-to-day.