The Baja Marine 242 Islander 2006 vs Baja Marine 278 Performance 2009 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.
On paper these two are close siblings in the size department - Baja Marine 242 Islander 2006 at 24,0 ft versus Baja Marine 278 Performance 2009 at 27,0 ft. Weight tells a clearer story for trailering families: the Baja Marine 278 Performance 2009 tips the scales at 5 100 lbs - 700 lbs less than the Baja Marine 242 Islander 2006 at 4 400 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 Baja Marine 278 Performance 2009 tops out at 600 hp. Engine specs for the Baja Marine 242 Islander 2006 aren't listed - confirm with a dealer before selecting an outboard.Both carry nearly identical fuel loads - 102 gal and 101 gal - so range won't be a tiebreaker here.
For family outings this is probably the sharpest distinction between the two. The Baja Marine 242 Islander 2006 is rated for 8 passengers, while the Baja Marine 278 Performance 2009 caps at 6. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Baja Marine 242 Islander 2006 could be the deciding factor.
Bottom line: Choose the Baja Marine 242 Islander 2006 if your priority is putting more people on the water - it handles 8 passengers and at 24,0 ft it has the deck room to back that rating up comfortably. The Baja Marine 278 Performance 2009 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 6 that costs less to run day-to-day.