Triton Boats 21X3 Pro SC 2009 boat specs
Triton Boats
Triton Boats 21X3 Pro SC 2009
2009
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VS
Triton Boats DV 186 DC Mag 2005 boat specs
Triton Boats
Triton Boats DV 186 DC Mag 2005
2005
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Triton Boats 21X3 Pro SC 2009 vs Triton Boats DV 186 DC Mag 2005 — Same Brand, Different Boat

The Triton Boats 21X3 Pro SC 2009 vs Triton Boats DV 186 DC Mag 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.

The power gap is worth calling out. Rated to 300 hp, the Triton Boats 21X3 Pro SC 2009 has a 100-hp advantage over the Triton Boats DV 186 DC Mag 2005's 200-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Triton Boats 21X3 Pro SC 2009 carries 53 gallons versus 4 gallons in the Triton Boats DV 186 DC Mag 2005. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

Both boats are rated for 6 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 Triton Boats 21X3 Pro SC 2009 at 21,0 ft is the right call if deck space, comfort, and entertaining are top of your list. The Triton Boats DV 186 DC Mag 2005 at 18,0 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
MakeTriton Boats
MakeTriton Boats
Model21X3 Pro SC
ModelDV 186 DC Mag
Model Year2009
Model Year2005
Measurements / Dimensions
Beam95 in
Beam96 in
Beam - Meters2.41
Beam - Meters2.44
Beam - Inches95
Beam - Inches96
Length - Feet21
Length - Feet18
Length - Inches7
Length - Inches7
Length overall - Detail21 ft. 7 in
Length overall - Detail18 ft. 7 in
Length overall - Meters6.58
Length overall - Meters5.66
Length overall - Inches259
Length overall - Inches223
Depth - Detailnot available
Depth - DetailSide Depth: 25 in
Depth - Centimetersnot available
Depth - Centimeters63.5
Depth - Inchesnot available
Depth - Inches25
Weight - Detailnot available
Weight - Detail1,650 lbs
Weight - kgnot available
Weight - kg748.43
Weight - lbs.not available
Weight - lbs.165
Height [transom]not available
Height [transom]25 in
Body / Hull
Hull materialFiberglass
Hull materialnot available
Hull typeModified Vee
Hull typenot available
Hull thicknessnot available
Hull thickness.125
Engine and Drivetrain
Fuel tank capacity - Detail53 gal
Fuel tank capacity - Detail40 gal
Fuel tank capacity - Liters200.63
Fuel tank capacity - Liters151.42
Fuel tank capacity - Gal53
Fuel tank capacity - Gal4
Fuel typeGas
Fuel typenot available
Drive typeOutboard
Drive typenot available
Engine max300 hp
Engine max200 hp
Operational Info
StorageLivewell Capacity: 42.5 gal Rear Storage / Baitwell: 84 qt
Storagenot available
Maximum capacitynot available
Maximum capacity1,800 lbs
Maximum peoplenot available
Maximum people6

Triton Boats 21X3 Pro SC 2009 vs Triton Boats DV 186 DC Mag 2005 — Common Questions

Which is the larger boat — the Triton Boats 21X3 Pro SC 2009 or the Triton Boats DV 186 DC Mag 2005?
The Triton Boats 21X3 Pro SC 2009 is the longer of the two at 21,0 feet overall. The Triton Boats DV 186 DC Mag 2005 comes in at 18,0 feet, making it roughly 3,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which boat can handle a bigger outboard?
The Triton Boats 21X3 Pro SC 2009 is rated to a maximum of 300 hp, giving it the larger power ceiling. The Triton Boats DV 186 DC Mag 2005 tops out at 200 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 Triton Boats 21X3 Pro SC 2009 is Coast Guard rated for 6 passengers, while the Triton Boats DV 186 DC Mag 2005 is certified for 6. 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 Triton Boats DV 186 DC Mag 2005 measures 96" wide, compared to 95" for the Triton Boats 21X3 Pro SC 2009. 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 Triton Boats 21X3 Pro SC 2009 or the Triton Boats DV 186 DC Mag 2005?
The Triton Boats 21X3 Pro SC 2009 has the bigger tank at 53 gallons, versus 4 gallons on the Triton Boats DV 186 DC Mag 2005. That 49-gallon difference translates to roughly 147–245 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Triton Boats 21X3 Pro SC 2009 and Triton Boats DV 186 DC Mag 2005 from the same manufacturer?
Yes — both the Triton Boats 21X3 Pro SC 2009 and the Triton Boats DV 186 DC Mag 2005 are built by Triton Boats. 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.