SeaArk Outlaw 180 2006 boat specs
SeaArk
SeaArk Outlaw 180 2006
2006
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VS
SeaArk Stealth 172 2012 boat specs
SeaArk
SeaArk Stealth 172 2012
2012
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SeaArk Outlaw 180 2006 vs SeaArk Stealth 172 2012 — Same Brand, Different Boat

The SeaArk Outlaw 180 2006 vs SeaArk Stealth 172 2012 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 Outlaw 180 2006 at 18,0 ft versus SeaArk Stealth 172 2012 at 17,2 ft. Weight tells a clearer story for trailering families: the SeaArk Stealth 172 2012 tips the scales at 985 lbs — 110 lbs less than the SeaArk Outlaw 180 2006 at 875 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 Outlaw 180 2006 has a 40-hp advantage over the SeaArk Stealth 172 2012's 75-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load.

Both boats are rated for 5 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.

At this size, power-to-weight ratio matters more than outright horsepower. The SeaArk Outlaw 180 2006 comes in at 8 lbs per hp versus 13 lbs per hp for the SeaArk Stealth 172 2012. The lower the ratio the more explosive the acceleration — meaningful on a short RIB where bursts of speed, quick planing, and agility in surf or tight waterways define the experience.

Bottom line: Performance buyers should lean toward the SeaArk Outlaw 180 2006 and its 115-hp ceiling. If fuel economy and quieter running matter more than top-end speed, the SeaArk Stealth 172 2012 with its 75-hp rating is the more economical daily driver.
General Boat Info
MakeSeaArk
MakeSeaArk
ModelOutlaw 18
ModelStealth 172
Model Year2006
Model Year2012
Measurements / Dimensions
Beam84 in
Beam77 in
Beam - Meters2.13
Beam - Meters1.96
Beam - Inches84
Beam - Inches77
Depth - Detail25 in
Depth - Detail22 in
Depth - Centimeters63.5
Depth - Centimeters55.88
Depth - Inches25
Depth - Inches22
Weight - Detail875 lbs
Weight - Detail985 lbs
Weight - kg396.89
Weight - kg446.79
Weight - lbs.875
Weight - lbs.985
Width [transom] - Detail60 in
Width [transom] - DetailBottom: 56 in
Height [transom]20 in
Height [transom]not available
Length - Feet18
Length - Feet17.17
Length overall - Detail18 ft. 0 in
Length overall - Detail17 ft. 2 in
Length overall - Meters5.49
Length overall - Meters5.23
Length overall - Inches216
Length overall - Inches206
Body / Hull
Hull thickness.100 in
Hull thickness0.100 in
Hull materialnot available
Hull materialAluminum
Hull typenot available
Hull typeModified Vee
Engine and Drivetrain
Fuel typeGas
Fuel typeGas
Drive typeOutboard
Drive typeOutboard
Engine max115 hp
Engine max75 hp
Fuel tank capacity - Detailnot available
Fuel tank capacity - Detail18 gal
Fuel tank capacity - Litersnot available
Fuel tank capacity - Liters68.14
Fuel tank capacity - Galnot available
Fuel tank capacity - Gal18
Operational Info
Maximum capacity1,285 lbs
Maximum capacitynot available
Maximum people5 people / 670 lbs
Maximum peoplenot available

SeaArk Outlaw 180 2006 vs SeaArk Stealth 172 2012 — Common Questions

Which is the larger boat — the SeaArk Outlaw 180 2006 or the SeaArk Stealth 172 2012?
The SeaArk Outlaw 180 2006 is the longer of the two at 18,0 feet overall. The SeaArk Stealth 172 2012 comes in at 17,2 feet, making it roughly 0,8 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the SeaArk Outlaw 180 2006 or the SeaArk Stealth 172 2012?
For trailering, the SeaArk Outlaw 180 2006 has the edge at 875 lbs dry weight versus 985 lbs for the SeaArk Stealth 172 2012. 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 Outlaw 180 2006 is rated to a maximum of 115 hp, giving it the larger power ceiling. The SeaArk Stealth 172 2012 tops out at 75 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 Outlaw 180 2006 is Coast Guard rated for 5 passengers, while the SeaArk Stealth 172 2012 is certified for 5. 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 has the better power-to-weight ratio?
The SeaArk Outlaw 180 2006 has a better power-to-weight ratio at 8 lbs per hp compared to 13 lbs per hp for the SeaArk Stealth 172 2012. A lower number means quicker acceleration and faster time to plane — the number that actually matters most on short, sporty boats like these.
Which boat is wider, and does it affect trailering?
The SeaArk Outlaw 180 2006 measures 84" wide, compared to 77" for the SeaArk Stealth 172 2012. 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 Outlaw 180 2006 and SeaArk Stealth 172 2012 from the same manufacturer?
Yes — both the SeaArk Outlaw 180 2006 and the SeaArk Stealth 172 2012 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.