Triton Boats 186 Magnum DC 2005 vs Triton Boats TC 17 2008 - Boat Spec Comparison

Q: Which is the larger boat — the Triton Boats 186 Magnum DC 2005 or the Triton Boats TC 17 2008?

The Triton Boats 186 Magnum DC 2005 is the longer of the two at 18,0 feet overall. The Triton Boats TC 17 2008 comes in at 17,0 feet, making it roughly 1,0 ft shorter — a meaningful difference in deck room and overall on-water presence.

Q: Which boat can handle a bigger outboard?

The Triton Boats 186 Magnum DC 2005 is rated to a maximum of 150 hp, giving it the larger power ceiling. The Triton Boats TC 17 2008 tops out at 75 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.

Q: How many people can each boat hold?

The Triton Boats 186 Magnum DC 2005 is Coast Guard rated for 4 passengers, while the Triton Boats TC 17 2008 is certified for 5. 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.

Q: Do these boats require an oversize trailer permit to tow on US highways?

Both the Triton Boats 186 Magnum DC 2005 and Triton Boats TC 17 2008 share an 85 in 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.

Q: Which boat has the larger fuel tank — the Triton Boats 186 Magnum DC 2005 or the Triton Boats TC 17 2008?

The Triton Boats 186 Magnum DC 2005 has the bigger tank at 27 gallons, versus 12 gallons on the Triton Boats TC 17 2008. That 15-gallon difference translates to roughly 45–75 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.

Q: Are the Triton Boats 186 Magnum DC 2005 and Triton Boats TC 17 2008 from the same manufacturer?

Yes — both the Triton Boats 186 Magnum DC 2005 and the Triton Boats TC 17 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.

Boat Comparison

Triton Boats 186 Magnum DC 2005 vs Triton Boats TC 17 2008

Triton Boats

Triton Boats 186 Magnum DC 2005

2005

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Triton Boats

Triton Boats TC 17 2008

2008

View full specs →

Detailed Evaluation & Buyer Recommendation

Triton Boats 186 Magnum DC 2005 vs Triton Boats TC 17 2008 — Same Brand, Different Boat

The Triton Boats 186 Magnum DC 2005 vs Triton Boats TC 17 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 150 hp, the Triton Boats 186 Magnum DC 2005 has a 75-hp advantage over the Triton Boats TC 17 2008's 75-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 186 Magnum DC 2005 carries 27 gallons versus 12 gallons in the Triton Boats TC 17 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 Triton Boats TC 17 2008 is rated for 5 passengers, while the Triton Boats 186 Magnum DC 2005 caps at 4. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Triton Boats TC 17 2008 could be the deciding factor.

Bottom line: Choose the Triton Boats TC 17 2008 if your priority is putting more people on the water — it handles 5 passengers and at 17,0 ft it has the deck room to back that rating up comfortably. The Triton Boats 186 Magnum DC 2005 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 4 that costs less to run day-to-day.

General Boat Info

MakeTriton Boats

Model186 Magnum DC

ModelTC 17

Model Year2005

Model Year2008

Measurements / Dimensions

Beam85 in

Beam - Meters2.16

Beam - Inches85

Depth - DetailSide: 24 in

Depth - Detail24 in

Depth - Centimeters60.96

Depth - Inches24

Weight - Detail1,300 lbs

Weight - Detailnot available

Weight - kg589.67

Weight - kgnot available

Weight - lbs.13

Weight - lbs.not available

Height [transom]22 in

Height [transom]20 in

Length - Feet18

Length - Feet17

Length - Inches6

Length - Inchesnot available

Length overall - Detail18 ft. 6 in

Length overall - Detail17 ft. 0 in

Length overall - Meters5.64

Length overall - Meters5.18

Length overall - Inches222

Length overall - Inches204

Width [transom] - Detailnot available

Width [transom] - Detail60 in

Body / Hull

Hull thickness.1

Hull thickness.100 in

Hull materialnot available

Hull materialAluminum

Hull typenot available

Hull typeModified Vee

Engine and Drivetrain

Fuel tank capacity - Detail27 gal

Fuel tank capacity - Detail12 gal

Fuel tank capacity - Liters102.21

Fuel tank capacity - Liters45.42

Fuel tank capacity - Gal27

Fuel tank capacity - Gal12

Engine max150 hp

Engine max75 hp

Fuel typenot available

Fuel typeGas

Drive typenot available

Drive typeOutboard

Operational Info

Maximum capacity1,100 lbs

Maximum capacitynot available

Maximum people4

Maximum peoplenot available

Trailer Info

Trailer - Detailnot available

Trailer - DetailStandard

Triton Boats 186 Magnum DC 2005 vs Triton Boats TC 17 2008 — Common Questions

Which is the larger boat — the Triton Boats 186 Magnum DC 2005 or the Triton Boats TC 17 2008?

The Triton Boats 186 Magnum DC 2005 is the longer of the two at 18,0 feet overall. The Triton Boats TC 17 2008 comes in at 17,0 feet, making it roughly 1,0 ft shorter — a meaningful difference in deck room and overall on-water presence.

Which boat can handle a bigger outboard?

The Triton Boats 186 Magnum DC 2005 is rated to a maximum of 150 hp, giving it the larger power ceiling. The Triton Boats TC 17 2008 tops out at 75 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 186 Magnum DC 2005 is Coast Guard rated for 4 passengers, while the Triton Boats TC 17 2008 is certified for 5. 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 Triton Boats 186 Magnum DC 2005 and Triton Boats TC 17 2008 share an 85 in 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 Triton Boats 186 Magnum DC 2005 or the Triton Boats TC 17 2008?

The Triton Boats 186 Magnum DC 2005 has the bigger tank at 27 gallons, versus 12 gallons on the Triton Boats TC 17 2008. That 15-gallon difference translates to roughly 45–75 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.

Are the Triton Boats 186 Magnum DC 2005 and Triton Boats TC 17 2008 from the same manufacturer?

Yes — both the Triton Boats 186 Magnum DC 2005 and the Triton Boats TC 17 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.

← Triton Boats 186 Magnum DC 2005 full specs ← Triton Boats TC 17 2008 full specs