The SeaArk 2072 MVTPD 2005 vs SeaArk BayRunner 2011 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 SeaArk BayRunner 2011 measures 20,1 feet overall (2011), giving it roughly 18,1 additional feet of deck space compared to the SeaArk 2072 MVTPD 2005 at 2,0 feet (2005). At 95 lbs and 119 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 140 hp, the SeaArk BayRunner 2011 has a 50-hp advantage over the SeaArk 2072 MVTPD 2005's 90-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 SeaArk 2072 MVTPD 2005 is rated for 13 passengers, while the SeaArk BayRunner 2011 caps at 12. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the SeaArk 2072 MVTPD 2005 could be the deciding factor.
Bottom line: Choose the SeaArk 2072 MVTPD 2005 if your priority is putting more people on the water — it handles 13 passengers and at 2,0 ft it has the deck room to back that rating up comfortably. The SeaArk BayRunner 2011 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 12 that costs less to run day-to-day.