Triton Boats 1756 DS 2005 boat specs
Triton Boats
Triton Boats 1756 DS 2005
2005
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VS
Triton Boats TR-186 PD 2005 boat specs
Triton Boats
Triton Boats TR-186 PD 2005
2005
View full specs →

Triton Boats 1756 DS 2005 vs Triton Boats TR-186 PD 2005 — Same Brand, Different Boat

The Triton Boats 1756 DS 2005 vs Triton Boats TR-186 PD 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.

On paper these two are close siblings in the size department — Triton Boats 1756 DS 2005 at 17,0 ft versus Triton Boats TR-186 PD 2005 at 18,0 ft. At 59 lbs and 144 lbs respectively, both sit in a similar weight class — either should pair comfortably with most mid-size SUVs and half-ton trucks, though always confirm your specific tow rating with the motor added.

The power gap is worth calling out. Rated to 175 hp, the Triton Boats TR-186 PD 2005 has a 125-hp advantage over the Triton Boats 1756 DS 2005's 50-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 TR-186 PD 2005 carries 36 gallons versus 24 gallons in the Triton Boats 1756 DS 2005. 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 1756 DS 2005 is rated for 6 passengers, while the Triton Boats TR-186 PD 2005 caps at 5. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Triton Boats 1756 DS 2005 could be the deciding factor.

At this size, power-to-weight ratio matters more than outright horsepower. The Triton Boats TR-186 PD 2005 comes in at 1 lbs per hp versus 1 lbs per hp for the Triton Boats 1756 DS 2005. The lower the ratio the more explosive the acceleration — meaningful on a short RIB where bursts of speed, quick planing, and agility in surf or tight waterways define the experience.

Bottom line: Choose the Triton Boats 1756 DS 2005 if your priority is putting more people on the water — it handles 6 passengers and at 17,0 ft it has the deck room to back that rating up comfortably. The Triton Boats TR-186 PD 2005 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 5 that costs less to run day-to-day.
General Boat Info
MakeTriton Boats
MakeTriton Boats
Model1756 DS
ModelTR-186 PD
Model Year2005
Model Year2005
Measurements / Dimensions
Beam80 in
Beam91 in
Beam - Meters2.03
Beam - Meters2.31
Beam - Inches8
Beam - Inches91
Depth - DetailSide Depth: 23 in
Depth - Detailnot available
Depth - Centimeters58.42
Depth - Centimetersnot available
Depth - Inches23
Depth - Inchesnot available
Weight - Detail590 lbs
Weight - Detail1,440 lbs
Weight - kg267.62
Weight - kg653.17
Weight - lbs.59
Weight - lbs.144
Height [transom]20 in
Height [transom]not available
Length - Feet17
Length - Feet18
Length overall - Detail17 ft. 0 in
Length overall - Detail18 ft. 6 in
Length overall - Meters5.18
Length overall - Meters5.64
Length overall - Inches204
Length overall - Inches222
Length - Inchesnot available
Length - Inches6
Body / Hull
Hull thickness.1
Hull thicknessnot available
Engine and Drivetrain
Fuel tank capacity - Detail24 gal
Fuel tank capacity - Detail36 gal
Fuel tank capacity - Liters90.85
Fuel tank capacity - Liters136.27
Fuel tank capacity - Gal24
Fuel tank capacity - Gal36
Engine max50 hp
Engine max175 hp
Operational Info
Maximum capacity750 lbs
Maximum capacity635 lbs
Maximum people6
Maximum people5
Trailer Info
Trailer - Length over allnot available
Trailer - Length over allBoat, Motor and Trailer without jack-plate (without Retractable Tongue): 21 ft. 11 in. With Retractable Tongue: 19 ft. 1 in

Triton Boats 1756 DS 2005 vs Triton Boats TR-186 PD 2005 — Common Questions

Which is the larger boat — the Triton Boats 1756 DS 2005 or the Triton Boats TR-186 PD 2005?
The Triton Boats TR-186 PD 2005 is the longer of the two at 18,0 feet overall. The Triton Boats 1756 DS 2005 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 is easier to trailer — the Triton Boats 1756 DS 2005 or the Triton Boats TR-186 PD 2005?
For trailering, the Triton Boats 1756 DS 2005 has the edge at 59 lbs dry weight versus 144 lbs for the Triton Boats TR-186 PD 2005. 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 Triton Boats TR-186 PD 2005 is rated to a maximum of 175 hp, giving it the larger power ceiling. The Triton Boats 1756 DS 2005 tops out at 50 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 1756 DS 2005 is Coast Guard rated for 6 passengers, while the Triton Boats TR-186 PD 2005 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.
Which boat has the better power-to-weight ratio?
The Triton Boats TR-186 PD 2005 has a better power-to-weight ratio at 1 lbs per hp compared to 1 lbs per hp for the Triton Boats 1756 DS 2005. A lower number means quicker acceleration and faster time to plane — the number that actually matters most on short, sporty boats like these.
Which boat is wider, and does it affect trailering?
The Triton Boats TR-186 PD 2005 measures 91" wide, compared to 8" for the Triton Boats 1756 DS 2005. 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 1756 DS 2005 or the Triton Boats TR-186 PD 2005?
The Triton Boats TR-186 PD 2005 has the bigger tank at 36 gallons, versus 24 gallons on the Triton Boats 1756 DS 2005. That 12-gallon difference translates to roughly 36–60 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Triton Boats 1756 DS 2005 and Triton Boats TR-186 PD 2005 from the same manufacturer?
Yes — both the Triton Boats 1756 DS 2005 and the Triton Boats TR-186 PD 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.