Mariah FS18 Fish & Ski 2006 boat specs
Mariah
Mariah FS18 Fish & Ski 2006
2006
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Mariah SC25 Cuddy Cabin 2008 boat specs
Mariah
Mariah SC25 Cuddy Cabin 2008
2008
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Mariah FS18 Fish & Ski 2006 vs Mariah SC25 Cuddy Cabin 2008 — Same Brand, Different Boat

The Mariah FS18 Fish & Ski 2006 vs Mariah SC25 Cuddy Cabin 2008 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 Mariah SC25 Cuddy Cabin 2008 measures 25,0 feet overall (2008), giving it roughly 7,0 additional feet of deck space compared to the Mariah FS18 Fish & Ski 2006 at 18,0 feet (2006). Weight tells a clearer story for trailering families: the Mariah SC25 Cuddy Cabin 2008 tips the scales at 425 lbs — 194 lbs less than the Mariah FS18 Fish & Ski 2006 at 231 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 425 hp, the Mariah SC25 Cuddy Cabin 2008 has a 235-hp advantage over the Mariah FS18 Fish & Ski 2006's 190-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Mariah FS18 Fish & Ski 2006 carries 22 gallons versus 9 gallons in the Mariah SC25 Cuddy Cabin 2008. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

For family outings this is probably the sharpest distinction between the two. The Mariah SC25 Cuddy Cabin 2008 is rated for 12 passengers, while the Mariah FS18 Fish & Ski 2006 caps at 8. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Mariah SC25 Cuddy Cabin 2008 could be the deciding factor.

Bottom line: Choose the Mariah SC25 Cuddy Cabin 2008 if your priority is putting more people on the water — it handles 12 passengers and at 25,0 ft it has the deck room to back that rating up comfortably. The Mariah FS18 Fish & Ski 2006 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 8 that costs less to run day-to-day.
General Boat Info
MakeMariah
MakeMariah
ModelFS18 Fish & Ski
ModelSC25 Cuddy Cabin
Model Year2006
Model Year2008
Measurements / Dimensions
Beam7 ft. 8 in. (2.3 m)
Beam8 ft. 6 in. (2.6 m)
Beam - Meters2.34
Beam - Meters2.59
Beam - Inches92
Beam - Inches102
Deadrise18℃
Deadrise20℃
Weight - Detail2,310 lbs. (1,048 kg)
Weight - Detail4,250 lbs. (1,928 kg)
Weight - kg1047.8
Weight - kg1927.77
Weight - lbs.231
Weight - lbs.425
Length - Meters5.5
Length - Meters7.7
Length - Feet18
Length - Feet25
Length overall - Detail18 ft. 0 in. (5.5 m)
Length overall - Detail25 ft. 2 in. (7.7 m)
Length overall - Meters5.49
Length overall - Meters7.67
Length overall - Inches216
Length overall - Inches302
Length - Inchesnot available
Length - Inches2
Engine and Drivetrain
Fuel tank capacity - Detail22 gal. (83 l)
Fuel tank capacity - Detail90 gal. (341 l)
Fuel tank capacity - Liters83.28
Fuel tank capacity - Liters340.69
Fuel tank capacity - Gal22
Fuel tank capacity - Gal9
Fuel typeGas
Fuel typeGas
Drive typeI/O
Drive typeI/O
Engine max190 hp (142 kW)
Engine max425 hp (317 kW)
Operational Info
Maximum capacity1,250 lbs. (567 kg)
Maximum capacityTotal: 2,250 lbs. (1,021 kg) Maximum: 4,900 lbs. (2,225 kg)
Maximum people8
Maximum people12
Body / Hull
Hull materialnot available
Hull materialFiberglass
Hull typenot available
Hull typeModified Vee

Mariah FS18 Fish & Ski 2006 vs Mariah SC25 Cuddy Cabin 2008 — Common Questions

Which is the larger boat — the Mariah FS18 Fish & Ski 2006 or the Mariah SC25 Cuddy Cabin 2008?
The Mariah SC25 Cuddy Cabin 2008 is the longer of the two at 25,0 feet overall. The Mariah FS18 Fish & Ski 2006 comes in at 18,0 feet, making it roughly 7,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Mariah FS18 Fish & Ski 2006 or the Mariah SC25 Cuddy Cabin 2008?
For trailering, the Mariah FS18 Fish & Ski 2006 has the edge at 231 lbs dry weight versus 425 lbs for the Mariah SC25 Cuddy Cabin 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.
Which boat can handle a bigger outboard?
The Mariah SC25 Cuddy Cabin 2008 is rated to a maximum of 425 hp, giving it the larger power ceiling. The Mariah FS18 Fish & Ski 2006 tops out at 190 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 Mariah FS18 Fish & Ski 2006 is Coast Guard rated for 8 passengers, while the Mariah SC25 Cuddy Cabin 2008 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 Mariah SC25 Cuddy Cabin 2008 measures 102" wide, compared to 92" for the Mariah FS18 Fish & Ski 2006. 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.
Which boat has the larger fuel tank — the Mariah FS18 Fish & Ski 2006 or the Mariah SC25 Cuddy Cabin 2008?
The Mariah FS18 Fish & Ski 2006 has the bigger tank at 22 gallons, versus 9 gallons on the Mariah SC25 Cuddy Cabin 2008. That 13-gallon difference translates to roughly 39–65 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Mariah FS18 Fish & Ski 2006 and Mariah SC25 Cuddy Cabin 2008 from the same manufacturer?
Yes — both the Mariah FS18 Fish & Ski 2006 and the Mariah SC25 Cuddy Cabin 2008 are built by Mariah. 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.