Mariah DX212 Deck Boat 2007 boat specs
Mariah
Mariah DX212 Deck Boat 2007
2007
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VS
Mariah SC21 Cuddy Cabin 2006 boat specs
Mariah
Mariah SC21 Cuddy Cabin 2006
2006
View full specs →

Mariah DX212 Deck Boat 2007 vs Mariah SC21 Cuddy Cabin 2006 — Same Brand, Different Boat

The Mariah DX212 Deck Boat 2007 vs Mariah SC21 Cuddy Cabin 2006 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 DX212 Deck Boat 2007 measures 21,0 feet overall (2007), giving it roughly 19,0 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 DX212 Deck Boat 2007 tips the scales at 315 lbs — 282 lbs more 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 260 hp, the Mariah SC21 Cuddy Cabin 2006 has a 35-hp advantage over the Mariah DX212 Deck Boat 2007's 225-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Both carry nearly identical fuel loads — 45 gal and 44 gal — so range won't be a tiebreaker here.

Both boats are rated for 1 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.

Bottom line: The Mariah DX212 Deck Boat 2007 at 21,0 ft is the right call if deck space, comfort, and entertaining are top of your list. The Mariah SC21 Cuddy Cabin 2006 at 2,0 ft wins on trailering ease, likely lower purchase price, and simpler docking — a solid choice for a buyer who wants more boat for less money.
General Boat Info
MakeMariah
MakeMariah
ModelDX212 Deck Boat
ModelSC21 Cuddy Cabin
Model Year2007
Model Year2006
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
Deadrise16℃
Deadrise20℃
Weight - Detail3,150 lbs. (1,430 kg)
Weight - Detail3,300 lbs. (1,497 kg)
Weight - kg1428.81
Weight - kg1496.85
Weight - lbs.315
Weight - lbs.33
Width [transom] - Detail25 in
Width [transom] - Detailnot available
Length - Meters6.4
Length - Meters6.3
Length - Feet21
Length - Feet2
Length overall - Detail21 ft. 0 in. (6.4 m)
Length overall - Detail20 ft. 9 in. (6.3 m)
Length overall - Meters6.4
Length overall - Meters6.32
Length overall - Inches252
Length overall - Inches249
Length - Inchesnot available
Length - Inches9
Body / Hull
Hull materialFiberglass
Hull materialnot available
Hull typeModified Vee
Hull typenot available
Engine and Drivetrain
Fuel tank capacity - Detail45 gal. (170 l)
Fuel tank capacity - Detail44 gal. (167 l)
Fuel tank capacity - Liters170.34
Fuel tank capacity - Liters166.56
Fuel tank capacity - Gal45
Fuel tank capacity - Gal44
Fuel typeGas
Fuel typeGas
Drive typeOutboard
Drive typeI/O
Engine max225 hp (168 kW)
Engine max260 hp (194 kW)
Operational Info
Maximum capacityPerson: 2,300 lbs. (1,043 kg) Total: 3,550 lbs. (1,612 kg)
Maximum capacity1,750 lbs. (794 kg)
Maximum people1
Maximum people1

Mariah DX212 Deck Boat 2007 vs Mariah SC21 Cuddy Cabin 2006 — Common Questions

Which is the larger boat — the Mariah DX212 Deck Boat 2007 or the Mariah SC21 Cuddy Cabin 2006?
The Mariah DX212 Deck Boat 2007 is the longer of the two at 21,0 feet overall. The Mariah SC21 Cuddy Cabin 2006 comes in at 2,0 feet, making it roughly 19,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Mariah DX212 Deck Boat 2007 or the Mariah SC21 Cuddy Cabin 2006?
For trailering, the Mariah SC21 Cuddy Cabin 2006 has the edge at 33 lbs dry weight versus 315 lbs for the Mariah DX212 Deck Boat 2007. 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 SC21 Cuddy Cabin 2006 is rated to a maximum of 260 hp, giving it the larger power ceiling. The Mariah DX212 Deck Boat 2007 tops out at 225 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 DX212 Deck Boat 2007 is Coast Guard rated for 1 passengers, while the Mariah SC21 Cuddy Cabin 2006 is certified for 1. 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 DX212 Deck Boat 2007 and Mariah SC21 Cuddy Cabin 2006 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.
How do the fuel tanks compare on the Mariah DX212 Deck Boat 2007 and Mariah SC21 Cuddy Cabin 2006?
Both boats carry similar fuel loads — 45 gallons and 44 gallons respectively. Range will depend heavily on motor choice, throttle usage, and whether you're on flat lake water or coastal chop.
Are the Mariah DX212 Deck Boat 2007 and Mariah SC21 Cuddy Cabin 2006 from the same manufacturer?
Yes — both the Mariah DX212 Deck Boat 2007 and the Mariah SC21 Cuddy Cabin 2006 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.