SeaArk Forecast 170C 2008 boat specs
SeaArk
SeaArk Forecast 170C 2008
2008
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VS
SeaArk Outlaw 170 2005 boat specs
SeaArk
SeaArk Outlaw 170 2005
2005
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SeaArk Forecast 170C 2008 vs SeaArk Outlaw 170 2005 — Same Brand, Different Boat

The SeaArk Forecast 170C 2008 vs SeaArk Outlaw 170 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 — SeaArk Forecast 170C 2008 at 17,0 ft versus SeaArk Outlaw 170 2005 at 17,0 ft. Weight tells a clearer story for trailering families: the SeaArk Forecast 170C 2008 tips the scales at 775 lbs — 767 lbs more than the SeaArk Outlaw 170 2005 at 8 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.

Both boats share a closely matched power ceiling — 75 hp for the SeaArk Forecast 170C 2008 and 75 hp for the SeaArk Outlaw 170 2005. Real-world performance will come down more to which motor is actually bolted on, its load at the time, and whether it's a 4-stroke or 2-stroke setup.

Both boats are rated for 4 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 170 2005 comes in at 0 lbs per hp versus 10 lbs per hp for the SeaArk Forecast 170C 2008. 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: The SeaArk Forecast 170C 2008 and SeaArk Outlaw 170 2005 are closely matched on the specs that matter most. Test-ride both on the water you actually use, check current dealer pricing, and factor in long-term service access before you sign.
General Boat Info
MakeSeaArk
MakeSeaArk
ModelForecast 170C
ModelOutlaw 17
Model Year2008
Model Year2005
Measurements / Dimensions
Beam71 in
Beam72 in. (1.83 m)
Beam - Meters1.8
Beam - Meters1.83
Beam - Inches71
Beam - Inches72
Depth - Detail21 in
Depth - Detail22 in. (.56 m)
Depth - Centimeters53.34
Depth - Centimeters55.88
Depth - Inches21
Depth - Inches22
Weight - Detail775 lbs
Weight - Detail800 lbs. (362.5 kg)
Weight - kg351.53
Weight - kg362.87
Weight - lbs.775
Weight - lbs.8
Width [transom] - Detail50 in
Width [transom] - Detail52 in. (1.32 m)
Height [transom]20 in
Height [transom]20 in. (.51 m)
Length - Feet17
Length - Feet17
Length overall - Detail17 ft. 0 in
Length overall - Detail17 ft. 0 in. (5.18 m)
Length overall - Meters5.18
Length overall - Meters5.18
Length overall - Inches204
Length overall - Inches204
Length - Metersnot available
Length - Meters5.18
Body / Hull
Hull materialAluminum
Hull materialnot available
Hull thickness0.1
Hull thickness.100 (2.54 mm)
Hull typeModified Vee
Hull typenot available
Engine and Drivetrain
Fuel tank capacity - Detail15 gal
Fuel tank capacity - Detailnot available
Fuel tank capacity - Liters56.78
Fuel tank capacity - Litersnot available
Fuel tank capacity - Gal15
Fuel tank capacity - Galnot available
Fuel typeGas
Fuel typenot available
Drive typeOutboard
Drive typeOutboard
Engine max75 hp
Engine max75 hp (55.9 kw)
Operational Info
Maximum capacity1,005 lbs
Maximum capacity975 lbs. (441.8 kg)
Maximum people4 / 445 lbs
Maximum people4

SeaArk Forecast 170C 2008 vs SeaArk Outlaw 170 2005 — Common Questions

Which is the larger boat — the SeaArk Forecast 170C 2008 or the SeaArk Outlaw 170 2005?
The SeaArk Outlaw 170 2005 is the longer of the two at 17,0 feet overall. The SeaArk Forecast 170C 2008 comes in at 17,0 feet, making it roughly 0,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the SeaArk Forecast 170C 2008 or the SeaArk Outlaw 170 2005?
For trailering, the SeaArk Outlaw 170 2005 has the edge at 8 lbs dry weight versus 775 lbs for the SeaArk Forecast 170C 2008. 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.
How many people can each boat hold?
The SeaArk Forecast 170C 2008 is Coast Guard rated for 4 passengers, while the SeaArk Outlaw 170 2005 is certified for 4. 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 170 2005 has a better power-to-weight ratio at 0 lbs per hp compared to 10 lbs per hp for the SeaArk Forecast 170C 2008. 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 170 2005 measures 72" wide, compared to 71" for the SeaArk Forecast 170C 2008. 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 Forecast 170C 2008 and SeaArk Outlaw 170 2005 from the same manufacturer?
Yes — both the SeaArk Forecast 170C 2008 and the SeaArk Outlaw 170 2005 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.