Mariah SC21 Cuddy Cabin 2006 boat specs
Mariah
Mariah SC21 Cuddy Cabin 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 SC21 Cuddy Cabin 2006 vs Mariah SC25 Cuddy Cabin 2008 — Same Brand, Different Boat

The Mariah SC21 Cuddy Cabin 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 23,0 additional feet of deck space compared to the Mariah SC21 Cuddy Cabin 2006 at 2,0 feet (2006). Weight tells a clearer story for trailering families: the Mariah SC25 Cuddy Cabin 2008 tips the scales at 425 lbs — 392 lbs less than the Mariah SC21 Cuddy Cabin 2006 at 33 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 165-hp advantage over the Mariah SC21 Cuddy Cabin 2006's 260-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 SC21 Cuddy Cabin 2006 carries 44 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 SC21 Cuddy Cabin 2006 caps at 1. 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 SC21 Cuddy Cabin 2006 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 1 that costs less to run day-to-day.
General Boat Info
MakeMariah
MakeMariah
ModelSC21 Cuddy Cabin
ModelSC25 Cuddy Cabin
Model Year2006
Model Year2008
Measurements / Dimensions
Beam8 ft. 6 in. (2.6 m)
Beam8 ft. 6 in. (2.6 m)
Beam - Meters2.59
Beam - Meters2.59
Beam - Inches102
Beam - Inches102
Deadrise20℃
Deadrise20℃
Weight - Detail3,300 lbs. (1,497 kg)
Weight - Detail4,250 lbs. (1,928 kg)
Weight - kg1496.85
Weight - kg1927.77
Weight - lbs.33
Weight - lbs.425
Length - Meters6.3
Length - Meters7.7
Length - Feet2
Length - Feet25
Length - Inches9
Length - Inches2
Length overall - Detail20 ft. 9 in. (6.3 m)
Length overall - Detail25 ft. 2 in. (7.7 m)
Length overall - Meters6.32
Length overall - Meters7.67
Length overall - Inches249
Length overall - Inches302
Engine and Drivetrain
Fuel tank capacity - Detail44 gal. (167 l)
Fuel tank capacity - Detail90 gal. (341 l)
Fuel tank capacity - Liters166.56
Fuel tank capacity - Liters340.69
Fuel tank capacity - Gal44
Fuel tank capacity - Gal9
Fuel typeGas
Fuel typeGas
Drive typeI/O
Drive typeI/O
Engine max260 hp (194 kW)
Engine max425 hp (317 kW)
Operational Info
Maximum capacity1,750 lbs. (794 kg)
Maximum capacityTotal: 2,250 lbs. (1,021 kg) Maximum: 4,900 lbs. (2,225 kg)
Maximum people1
Maximum people12
Body / Hull
Hull materialnot available
Hull materialFiberglass
Hull typenot available
Hull typeModified Vee

Mariah SC21 Cuddy Cabin 2006 vs Mariah SC25 Cuddy Cabin 2008 — Common Questions

Which is the larger boat — the Mariah SC21 Cuddy Cabin 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 SC21 Cuddy Cabin 2006 comes in at 2,0 feet, making it roughly 23,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Mariah SC21 Cuddy Cabin 2006 or the Mariah SC25 Cuddy Cabin 2008?
For trailering, the Mariah SC21 Cuddy Cabin 2006 has the edge at 33 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 SC21 Cuddy Cabin 2006 tops out at 260 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 SC21 Cuddy Cabin 2006 is Coast Guard rated for 1 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.
Do these boats require an oversize trailer permit to tow on US highways?
Both the Mariah SC21 Cuddy Cabin 2006 and Mariah SC25 Cuddy Cabin 2008 share an 8 ft. 6 in. (2.6 m) beam — meaning both sit right at the 8’6" threshold that most US states use for standard-width loads. In most states you can tow at that width without a special permit, but regulations vary. Always check the rules for your state and any states you'll be passing through before your first long haul.
Which boat has the larger fuel tank — the Mariah SC21 Cuddy Cabin 2006 or the Mariah SC25 Cuddy Cabin 2008?
The Mariah SC21 Cuddy Cabin 2006 has the bigger tank at 44 gallons, versus 9 gallons on the Mariah SC25 Cuddy Cabin 2008. That 35-gallon difference translates to roughly 105–175 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Mariah SC21 Cuddy Cabin 2006 and Mariah SC25 Cuddy Cabin 2008 from the same manufacturer?
Yes — both the Mariah SC21 Cuddy Cabin 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.