Triton Boats 21 TRX 2021 boat specs
Triton Boats
Triton Boats 21 TRX 2021
2021
View full specs →
VS
Triton Boats DV 18 Magnum 2008 boat specs
Triton Boats
Triton Boats DV 18 Magnum 2008
2008
View full specs →

Triton Boats 21 TRX 2021 vs Triton Boats DV 18 Magnum 2008 — Same Brand, Different Boat

The Triton Boats 21 TRX 2021 vs Triton Boats DV 18 Magnum 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.

The power gap is worth calling out. Rated to 250 hp, the Triton Boats 21 TRX 2021 has a 100-hp advantage over the Triton Boats DV 18 Magnum 2008's 150-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 21 TRX 2021 carries 47 gallons versus 31 gallons in the Triton Boats DV 18 Magnum 2008. 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 21 TRX 2021 at 21,0 ft is the right call if deck space, comfort, and entertaining are top of your list. The Triton Boats DV 18 Magnum 2008 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.
Measurements / Dimensions
Length overall - Detail21.00 ft
Length overall - Detail18 ft. 6 in
Length - Feet21
Length - Feet18
Length overall - Meters6.4
Length overall - Meters5.64
Length overall - Inches252
Length overall - Inches222
Beamnot available
Beam95 in
Beam - Metersnot available
Beam - Meters2.41
Beam - Inchesnot available
Beam - Inches95
Deadrisenot available
Deadrise12℃
Depth - Detailnot available
Depth - DetailMaximum Cockpit Depth: 24 in. Maximum Depth: 35 in
Depth - Centimetersnot available
Depth - Centimeters88.9
Depth - Inchesnot available
Depth - Inches35
Weight - Detailnot available
Weight - Detail1,250 lbs
Weight - kgnot available
Weight - kg566.99
Weight - lbs.not available
Weight - lbs.125
Height [transom]not available
Height [transom]25 in
Length - Inchesnot available
Length - Inches6
Engine and Drivetrain
Fuel tank capacity - Gal47
Fuel tank capacity - Gal31
Fuel tank capacity - Liters177.91
Fuel tank capacity - Liters117.35
Engine makeMERCURY MARINE
Engine makenot available
Horsepower250 hp
Horsepowernot available
Fuel typeGas
Fuel typeGas
Drive typeoutboard
Drive typeOutboard
Fuel tank capacity - Detailnot available
Fuel tank capacity - Detail31 gal
Engine maxnot available
Engine max150 hp
Operational Info
Boat typePower
Boat typenot available
Maximum capacitynot available
Maximum capacity1,360 lbs
Maximum peoplenot available
Maximum people6
General Boat Info
Makenot available
MakeTriton Boats
Modelnot available
ModelDV 18 Magnum
Model Yearnot available
Model Year2008
Body / Hull
Hull materialnot available
Hull materialAluminum
Hull typenot available
Hull typeDeep Vee
Trailer Info
Trailer - Detailnot available
Trailer - DetailStandard single axle

Triton Boats 21 TRX 2021 vs Triton Boats DV 18 Magnum 2008 — Common Questions

Which is the larger boat — the Triton Boats 21 TRX 2021 or the Triton Boats DV 18 Magnum 2008?
The Triton Boats 21 TRX 2021 is the longer of the two at 21,0 feet overall. The Triton Boats DV 18 Magnum 2008 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 21 TRX 2021 is rated to a maximum of 250 hp, giving it the larger power ceiling. The Triton Boats DV 18 Magnum 2008 tops out at 150 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 21 TRX 2021 is Coast Guard rated for 6 passengers, while the Triton Boats DV 18 Magnum 2008 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 has the larger fuel tank — the Triton Boats 21 TRX 2021 or the Triton Boats DV 18 Magnum 2008?
The Triton Boats 21 TRX 2021 has the bigger tank at 47 gallons, versus 31 gallons on the Triton Boats DV 18 Magnum 2008. That 16-gallon difference translates to roughly 48–80 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Triton Boats 21 TRX 2021 and Triton Boats DV 18 Magnum 2008 from the same manufacturer?
Yes — both the Triton Boats 21 TRX 2021 and the Triton Boats DV 18 Magnum 2008 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.