SeaArk 1860 MVTPD 2005 boat specs
SeaArk
SeaArk 1860 MVTPD 2005
2005
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VS
SeaArk BayRunner MVJT 2011 boat specs
SeaArk
SeaArk BayRunner MVJT 2011
2011
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SeaArk 1860 MVTPD 2005 vs SeaArk BayRunner MVJT 2011 — Same Brand, Different Boat

The SeaArk 1860 MVTPD 2005 vs SeaArk BayRunner MVJT 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.

On paper these two are close siblings in the size department — SeaArk 1860 MVTPD 2005 at 18,0 ft versus SeaArk BayRunner MVJT 2011 at 20,1 ft. Weight tells a clearer story for trailering families: the SeaArk 1860 MVTPD 2005 tips the scales at 615 lbs — 496 lbs more than the SeaArk BayRunner MVJT 2011 at 119 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 115 hp, the SeaArk BayRunner MVJT 2011 has a 55-hp advantage over the SeaArk 1860 MVTPD 2005's 60-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 BayRunner MVJT 2011 is rated for 12 passengers, while the SeaArk 1860 MVTPD 2005 caps at 7. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the SeaArk BayRunner MVJT 2011 could be the deciding factor.

Bottom line: Choose the SeaArk BayRunner MVJT 2011 if your priority is putting more people on the water — it handles 12 passengers and at 20,1 ft it has the deck room to back that rating up comfortably. The SeaArk 1860 MVTPD 2005 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 7 that costs less to run day-to-day.
General Boat Info
MakeSeaArk
MakeSeaArk
Model1860 MVTPD
ModelBayRunner MVJT
Model Year2005
Model Year2011
Measurements / Dimensions
Beam82 in. (2.08 m)
Beam95 in. (2.41 m)
Beam - Meters2.08
Beam - Meters2.41
Beam - Inches82
Beam - Inches95
Depth - Detail24 in. (.61 m)
Depth - Detail28 in. (0.71 m)
Depth - Centimeters60.96
Depth - Centimeters71.12
Depth - Inches24
Depth - Inches28
Weight - Detail615 lbs. (278.7 kg)
Weight - Detail1,190 lbs. (539.8 kg)
Weight - kg278.96
Weight - kg539.77
Weight - lbs.615
Weight - lbs.119
Width [transom] - Detail60 in. (1.52 m)
Width [transom] - Detail72 in. (1.83 m)
Height [transom]20 in. (.51 m)
Height [transom]25 in. (0.64 m)
Length - Meters5.49
Length - Metersnot available
Length - Feet18
Length - Feet20.08
Length overall - Detail18 ft. 0 in. (5.49 m)
Length overall - Detail20 ft. 1 in. (6.12 m)
Length overall - Meters5.49
Length overall - Meters6.12
Length overall - Inches216
Length overall - Inches241
Body / Hull
Hull thickness.100 in. (2.54 mm)
Hull thickness0.125 in. (3.18 mm)
Hull materialnot available
Hull materialAluminum
Hull typenot available
Hull typeTunnel
Engine and Drivetrain
Drive typeOutboard
Drive typeOutboard
Engine max60 hp (44.7 kw)
Engine max115 hp (85.8 kW)
Fuel typenot available
Fuel typeGas
Operational Info
Maximum capacity1,350 lbs. (612.4 kg)
Maximum capacity2,300 lbs. (1,043.3 kg)
Maximum people7
Maximum people12 / 1,720 lbs. (780.2 kg)

SeaArk 1860 MVTPD 2005 vs SeaArk BayRunner MVJT 2011 — Common Questions

Which is the larger boat — the SeaArk 1860 MVTPD 2005 or the SeaArk BayRunner MVJT 2011?
The SeaArk BayRunner MVJT 2011 is the longer of the two at 20,1 feet overall. The SeaArk 1860 MVTPD 2005 comes in at 18,0 feet, making it roughly 2,1 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the SeaArk 1860 MVTPD 2005 or the SeaArk BayRunner MVJT 2011?
For trailering, the SeaArk BayRunner MVJT 2011 has the edge at 119 lbs dry weight versus 615 lbs for the SeaArk 1860 MVTPD 2005. Add a motor (typically 300–500 lbs for an outboard in this class), gear, and a partial fuel load and the difference grows. Lighter is friendlier on smaller tow vehicles and on fuel economy while hauling.
Which boat can handle a bigger outboard?
The SeaArk BayRunner MVJT 2011 is rated to a maximum of 115 hp, giving it the larger power ceiling. The SeaArk 1860 MVTPD 2005 tops out at 60 hp. Keep in mind that maximum ratings are just that — matching the motor to the actual load and usage pattern usually matters more than chasing the ceiling.
How many people can each boat hold?
The SeaArk 1860 MVTPD 2005 is Coast Guard rated for 7 passengers, while the SeaArk BayRunner MVJT 2011 is certified for 12. Note that legal capacity and comfortable capacity aren't always the same thing — on a full day out, most experienced boaters aim for about 80% of the rated number to keep things comfortable.
Which boat is wider, and does it affect trailering?
The SeaArk BayRunner MVJT 2011 measures 95" wide, compared to 82" for the SeaArk 1860 MVTPD 2005. The US standard-width towing limit is 8’6" (102") in most states — anything over that may need a wide-load permit. Confirm your specific route requirements with each state's DOT.
Are the SeaArk 1860 MVTPD 2005 and SeaArk BayRunner MVJT 2011 from the same manufacturer?
Yes — both the SeaArk 1860 MVTPD 2005 and the SeaArk BayRunner MVJT 2011 are built by SeaArk. That means shared dealer networks, common parts availability, and consistent build quality across the line. The choice between them is essentially a question of how much boat you need, not which brand you trust.