Both the Starcraft Marine 215 I/O 2010 and the Starcraft Marine Crossover SCX OB 2011 are modified-V designs, both built in fibreglass, so the buying decision usually comes down to a handful of practical questions: how many people are you putting on the water, how far do you trailer, and what does your tow vehicle weigh?
On paper these two are close siblings in the size department - Starcraft Marine 215 I/O 2010 at 20,3 ft versus Starcraft Marine Crossover SCX OB 2011 at 21,8 ft. Weight tells a clearer story for trailering families: the Starcraft Marine Crossover SCX OB 2011 tips the scales at 3 000 lbs - 620 lbs less than the Starcraft Marine 215 I/O 2010 at 2 380 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 320 hp, the Starcraft Marine 215 I/O 2010 has a 70-hp advantage over the Starcraft Marine Crossover SCX OB 2011's 250-hp ceiling - enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Both carry nearly identical fuel loads - 51 gal and 50 gal - so range won't be a tiebreaker here.
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.
Bottom line: Performance buyers should lean toward the Starcraft Marine 215 I/O 2010 and its 320-hp ceiling. If fuel economy and quieter running matter more than top-end speed, the Starcraft Marine Crossover SCX OB 2011 with its 250-hp rating is the more economical daily driver.