Triton Boats 177 2005 boat specs
Triton Boats
Triton Boats 177 2005
2005
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VS
Triton Boats Ambush 18 2009 boat specs
Triton Boats
Triton Boats Ambush 18 2009
2009
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Triton Boats 177 2005 vs Triton Boats Ambush 18 2009 — Same Brand, Different Boat

The Triton Boats 177 2005 vs Triton Boats Ambush 18 2009 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 177 2005 has a 60-hp advantage over the Triton Boats Ambush 18 2009's 90-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 177 2005 carries 37 gallons versus 24 gallons in the Triton Boats Ambush 18 2009. 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 177 2005 is rated for 5 passengers, while the Triton Boats Ambush 18 2009 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 177 2005 could be the deciding factor.

Bottom line: Choose the Triton Boats 177 2005 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 Ambush 18 2009 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
MakeTriton Boats
Model177
ModelAmbush 18
Model Year2005
Model Year2009
Measurements / Dimensions
Beam90 in
Beam79 in
Beam - Meters2.29
Beam - Meters2.01
Beam - Inches9
Beam - Inches79
Weight - Detail1,750 lbs
Weight - Detailnot available
Weight - kg793.79
Weight - kgnot available
Weight - lbs.175
Weight - lbs.not available
Length - Feet17
Length - Feet18
Length - Inches7
Length - Inchesnot available
Length overall - Detail17 ft. 7 in
Length overall - Detail16 ft. 0 in
Length overall - Meters5.36
Length overall - Meters4.88
Length overall - Inches211
Length overall - Inches192
Depth - Detailnot available
Depth - Detail22 in
Depth - Centimetersnot available
Depth - Centimeters55.88
Depth - Inchesnot available
Depth - Inches22
Width [transom] - Detailnot available
Width [transom] - Detail61 in
Height [transom]not available
Height [transom]20 in
Engine and Drivetrain
Fuel tank capacity - Detail37 gal
Fuel tank capacity - Detail24 gal
Fuel tank capacity - Liters140.06
Fuel tank capacity - Liters90.85
Fuel tank capacity - Gal37
Fuel tank capacity - Gal24
Engine max150 hp
Engine max90 hp
Fuel typenot available
Fuel typeGas
Drive typenot available
Drive typeOutboard
Trailer Info
Trailer - Length over allBoat, Motor and Trailer (w/o Retractable Tongue): 26 ft. 6 in. With Retractable Tongue: 24 ft. 8 in
Trailer - Length over allnot available
Trailer - Detailnot available
Trailer - DetailStandard
Body / Hull
Hull materialnot available
Hull materialAluminum
Hull thicknessnot available
Hull thickness0.100 in
Hull typenot available
Hull typeModified Vee
Operational Info
Maximum peoplenot available
Maximum people4 / 600 lbs

Triton Boats 177 2005 vs Triton Boats Ambush 18 2009 — Common Questions

Which is the larger boat — the Triton Boats 177 2005 or the Triton Boats Ambush 18 2009?
The Triton Boats Ambush 18 2009 is the longer of the two at 18,0 feet overall. The Triton Boats 177 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 boat can handle a bigger outboard?
The Triton Boats 177 2005 is rated to a maximum of 150 hp, giving it the larger power ceiling. The Triton Boats Ambush 18 2009 tops out at 90 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 177 2005 is Coast Guard rated for 5 passengers, while the Triton Boats Ambush 18 2009 is certified for 4. 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 Ambush 18 2009 measures 79" wide, compared to 9" for the Triton Boats 177 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 177 2005 or the Triton Boats Ambush 18 2009?
The Triton Boats 177 2005 has the bigger tank at 37 gallons, versus 24 gallons on the Triton Boats Ambush 18 2009. That 13-gallon difference translates to roughly 39–65 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Triton Boats 177 2005 and Triton Boats Ambush 18 2009 from the same manufacturer?
Yes — both the Triton Boats 177 2005 and the Triton Boats Ambush 18 2009 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.