Triton Boats SF-188 2009 vs Triton Boats TR-20X PD 2005 - Boat Spec Comparison

Q: Which is the larger boat — the Triton Boats SF-188 2009 or the Triton Boats TR-20X PD 2005?

The Triton Boats SF-188 2009 is the longer of the two at 18,0 feet overall. The Triton Boats TR-20X PD 2005 comes in at 2,0 feet, making it roughly 16,0 ft shorter — a meaningful difference in deck room and overall on-water presence.

Q: Which boat can handle a bigger outboard?

The Triton Boats TR-20X PD 2005 is rated to a maximum of 225 hp, giving it the larger power ceiling. The Triton Boats SF-188 2009 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.

Q: How many people can each boat hold?

The Triton Boats SF-188 2009 is Coast Guard rated for 775 passengers, while the Triton Boats TR-20X 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.

Q: Which boat is wider, and does it affect trailering?

The Triton Boats TR-20X PD 2005 measures 94" wide, compared to 91" for the Triton Boats SF-188 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.

Q: Which boat has the larger fuel tank — the Triton Boats SF-188 2009 or the Triton Boats TR-20X PD 2005?

The Triton Boats TR-20X PD 2005 has the bigger tank at 54 gallons, versus 31 gallons on the Triton Boats SF-188 2009. That 23-gallon difference translates to roughly 69–115 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.

Q: Are the Triton Boats SF-188 2009 and Triton Boats TR-20X PD 2005 from the same manufacturer?

Yes — both the Triton Boats SF-188 2009 and the Triton Boats TR-20X 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.

Boat Comparison

Triton Boats SF-188 2009 vs Triton Boats TR-20X PD 2005

Triton Boats

Triton Boats SF-188 2009

2009

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Triton Boats

Triton Boats TR-20X PD 2005

2005

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Detailed Evaluation & Buyer Recommendation

Triton Boats SF-188 2009 vs Triton Boats TR-20X PD 2005 — Same Brand, Different Boat

The Triton Boats SF-188 2009 vs Triton Boats TR-20X 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.

The power gap is worth calling out. Rated to 225 hp, the Triton Boats TR-20X PD 2005 has a 75-hp advantage over the Triton Boats SF-188 2009'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 TR-20X PD 2005 carries 54 gallons versus 31 gallons in the Triton Boats SF-188 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 SF-188 2009 is rated for 775 passengers, while the Triton Boats TR-20X 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 SF-188 2009 could be the deciding factor.

Bottom line: Choose the Triton Boats SF-188 2009 if your priority is putting more people on the water — it handles 775 passengers and at 18,0 ft it has the deck room to back that rating up comfortably. The Triton Boats TR-20X 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

ModelSF-188

ModelTR-20X PD

Model Year2009

Model Year2005

Measurements / Dimensions

Beam91 in

Beam94 in

Beam - Meters2.31

Beam - Meters2.39

Beam - Inches91

Beam - Inches94

Length - Feet18

Length - Feet2

Length overall - Detail18 ft. 0 in

Length overall - Detail20 ft. 2 in

Length overall - Meters5.49

Length overall - Meters6.15

Length overall - Inches216

Length overall - Inches242

Weight - Detailnot available

Weight - Detail1,724 lbs

Weight - kgnot available

Weight - kg781.99

Weight - lbs.not available

Weight - lbs.1724

Length - Inchesnot available

Length - Inches2

Body / Hull

Hull materialFiberglass

Hull materialnot available

Hull typeModified Vee

Hull typenot available

Engine and Drivetrain

Fuel tank capacity - Detail31 gal

Fuel tank capacity - Detail54 gal

Fuel tank capacity - Liters117.35

Fuel tank capacity - Liters204.41

Fuel tank capacity - Gal31

Fuel tank capacity - Gal54

Fuel typeGas

Fuel typenot available

Drive typeOutboard

Drive typenot available

Engine max150 hp

Engine max225 hp

Operational Info

StorageRear Storage/Baitwell: 84 qt. Front Storage Box: 282 qt. Rear Storage Boxes: 168 qt

Storagenot available

Maximum people775 lbs

Maximum people5

Maximum capacitynot available

Maximum capacity645 lbs

Trailer Info

Trailer - Detailw/Swing Tongue: 21 ft. 0 in. w/o Swing Tongue: 23 ft. 0 in

Trailer - Detailnot available

Trailer - Length over allnot available

Trailer - Length over allBoat, Motor and Trailer (without Retractable Tongue): 24 ft. 4 in. With Retractable Tongue: 22 ft. 7 in

Triton Boats SF-188 2009 vs Triton Boats TR-20X PD 2005 — Common Questions

Which is the larger boat — the Triton Boats SF-188 2009 or the Triton Boats TR-20X PD 2005?

The Triton Boats SF-188 2009 is the longer of the two at 18,0 feet overall. The Triton Boats TR-20X PD 2005 comes in at 2,0 feet, making it roughly 16,0 ft shorter — a meaningful difference in deck room and overall on-water presence.

Which boat can handle a bigger outboard?

The Triton Boats TR-20X PD 2005 is rated to a maximum of 225 hp, giving it the larger power ceiling. The Triton Boats SF-188 2009 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 SF-188 2009 is Coast Guard rated for 775 passengers, while the Triton Boats TR-20X 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 is wider, and does it affect trailering?

The Triton Boats TR-20X PD 2005 measures 94" wide, compared to 91" for the Triton Boats SF-188 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 SF-188 2009 or the Triton Boats TR-20X PD 2005?

The Triton Boats TR-20X PD 2005 has the bigger tank at 54 gallons, versus 31 gallons on the Triton Boats SF-188 2009. That 23-gallon difference translates to roughly 69–115 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.

Are the Triton Boats SF-188 2009 and Triton Boats TR-20X PD 2005 from the same manufacturer?

Yes — both the Triton Boats SF-188 2009 and the Triton Boats TR-20X 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.

← Triton Boats SF-188 2009 full specs ← Triton Boats TR-20X PD 2005 full specs