The Blue Wave 1902 Evolution 2011 vs Blue Wave Multi-Species MS-67 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.
On paper these two are close siblings in the size department - Blue Wave 1902 Evolution 2011 at 19,2 ft versus Blue Wave Multi-Species MS-67 2005 at 22,0 ft. At 1 305 lbs and 1 400 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 power gap is worth calling out. Rated to 200 hp, the Blue Wave Multi-Species MS-67 2005 has a 50-hp advantage over the Blue Wave 1902 Evolution 2011's 150-hp ceiling - enough to notice on acceleration and at cruising speed, particularly with a full passenger load.
For family outings this is probably the sharpest distinction between the two. The Blue Wave Multi-Species MS-67 2005 is rated for 9 passengers, while the Blue Wave 1902 Evolution 2011 caps at 7. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Blue Wave Multi-Species MS-67 2005 could be the deciding factor.
Bottom line: Choose the Blue Wave Multi-Species MS-67 2005 if your priority is putting more people on the water - it handles 9 passengers and at 22,0 ft it has the deck room to back that rating up comfortably. The Blue Wave 1902 Evolution 2011 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 7 that costs less to run day-to-day.