Matching a deep vee Baja Marine 245 Performance 2009 against a modified vee Baja Marine 247 Islander (2008) 2007 means you're likely deciding between two genuinely different on-water experiences. Hull type shapes everything from ride quality and fuel burn to dock handling and resale trajectory.
On paper these two are close siblings in the size department — Baja Marine 245 Performance 2009 at 24,0 ft versus Baja Marine 247 Islander (2008) 2007 at 24,0 ft. At 4 lbs and 43 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.
Both boats share a closely matched power ceiling — 425 hp for the Baja Marine 245 Performance 2009 and 425 hp for the Baja Marine 247 Islander (2008) 2007. Real-world performance will come down more to which motor is actually bolted on, its load at the time, and whether it's a 4-stroke or 2-stroke setup. Both carry nearly identical fuel loads — 8 gal and 8 gal — so range won't be a tiebreaker here.
For family outings this is probably the sharpest distinction between the two. The Baja Marine 247 Islander (2008) 2007 is rated for 8 passengers, while the Baja Marine 245 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 247 Islander (2008) 2007 could be the deciding factor.
Bottom line: Choose the Baja Marine 247 Islander (2008) 2007 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 245 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.