Triton Boats A1648 SFB-M 2011 vs Triton Boats SF-188 2008 - Boat Spec Comparison

Q: Which is the larger boat — the Triton Boats A1648 SFB-M 2011 or the Triton Boats SF-188 2008?

The Triton Boats SF-188 2008 is the longer of the two at 18,0 feet overall. The Triton Boats A1648 SFB-M 2011 comes in at 15,8 feet, making it roughly 2,2 ft shorter — a meaningful difference in deck room and overall on-water presence.

Q: Which boat can handle a bigger outboard?

The Triton Boats SF-188 2008 is rated to a maximum of 150 hp, giving it the larger power ceiling. The Triton Boats A1648 SFB-M 2011 tops out at 35 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 A1648 SFB-M 2011 is Coast Guard rated for 4 passengers, while the Triton Boats SF-188 2008 is certified for 775. 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 SF-188 2008 measures 91" wide, compared to 7" for the Triton Boats A1648 SFB-M 2011. 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: Are the Triton Boats A1648 SFB-M 2011 and Triton Boats SF-188 2008 from the same manufacturer?

Yes — both the Triton Boats A1648 SFB-M 2011 and the Triton Boats SF-188 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 A1648 SFB-M 2011 vs Triton Boats SF-188 2008

Triton Boats

Triton Boats A1648 SFB-M 2011

2011

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Triton Boats

Triton Boats SF-188 2008

2008

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Detailed Evaluation & Buyer Recommendation

Triton Boats A1648 SFB-M 2011 vs Triton Boats SF-188 2008 — Same Brand, Different Boat

Matching a flat Triton Boats A1648 SFB-M 2011 against a modified vee Triton Boats SF-188 2008 means you're likely deciding between two genuinely different on-water experiences. Hull type shapes everything from ride quality and fuel burn to dock handling and resale trajectory.

The power gap is worth calling out. Rated to 150 hp, the Triton Boats SF-188 2008 has a 115-hp advantage over the Triton Boats A1648 SFB-M 2011's 35-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load.

For family outings this is probably the sharpest distinction between the two. The Triton Boats SF-188 2008 is rated for 775 passengers, while the Triton Boats A1648 SFB-M 2011 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 SF-188 2008 could be the deciding factor.

Bottom line: Choose the Triton Boats SF-188 2008 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 A1648 SFB-M 2011 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

ModelA1648 SFB-M

ModelSF-188

Model Year2011

Model Year2008

Measurements / Dimensions

Beam70 in. (1.77 m)

Beam91 in

Beam - Meters1.78

Beam - Meters2.31

Beam - Inches7

Beam - Inches91

Depth - Detail21 in. (0.53 m)

Depth - Detailnot available

Depth - Centimeters53.34

Depth - Centimetersnot available

Depth - Inches21

Depth - Inchesnot available

Weight - Detail275 lbs. (125 kg)

Weight - Detailnot available

Weight - kg124.74

Weight - kgnot available

Weight - lbs.275

Weight - lbs.not available

Width [transom] - Detail48 in. (1.2 m) bottom

Width [transom] - Detailnot available

Height [transom]15 in. (0.38 m)

Height [transom]not available

Length - Feet15.83

Length - Feet18

Length overall - Detail15 ft. 10 in. (4.82 m)

Length overall - Detail18 ft. 0 in

Length overall - Meters4.83

Length overall - Meters5.49

Length overall - Inches19

Length overall - Inches216

Body / Hull

Hull materialAluminum

Hull materialFiberglass

Hull thickness0.072 in. (1.83 mm)

Hull thicknessnot available

Hull typeFlat

Hull typeModified Vee

Engine and Drivetrain

Fuel typeGas

Drive typeOutboard

Engine max35 hp (26 kW)

Engine max150 hp

Fuel tank capacity - Detailnot available

Fuel tank capacity - Detail31 gal

Fuel tank capacity - Litersnot available

Fuel tank capacity - Liters117.35

Fuel tank capacity - Galnot available

Fuel tank capacity - Gal31

Operational Info

Maximum capacity973 lbs. (441 kg)

Maximum capacitynot available

Maximum people4 / 555 lbs. (252 kg)

Maximum people775 lbs

Storagenot available

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

Trailer Info

Trailer - Length over all20 ft. (6.1 m)

Trailer - Length over allnot available

Trailer - Detailnot available

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

Triton Boats A1648 SFB-M 2011 vs Triton Boats SF-188 2008 — Common Questions

Which is the larger boat — the Triton Boats A1648 SFB-M 2011 or the Triton Boats SF-188 2008?

The Triton Boats SF-188 2008 is the longer of the two at 18,0 feet overall. The Triton Boats A1648 SFB-M 2011 comes in at 15,8 feet, making it roughly 2,2 ft shorter — a meaningful difference in deck room and overall on-water presence.

Which boat can handle a bigger outboard?

The Triton Boats SF-188 2008 is rated to a maximum of 150 hp, giving it the larger power ceiling. The Triton Boats A1648 SFB-M 2011 tops out at 35 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 A1648 SFB-M 2011 is Coast Guard rated for 4 passengers, while the Triton Boats SF-188 2008 is certified for 775. 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 SF-188 2008 measures 91" wide, compared to 7" for the Triton Boats A1648 SFB-M 2011. 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.

Are the Triton Boats A1648 SFB-M 2011 and Triton Boats SF-188 2008 from the same manufacturer?

Yes — both the Triton Boats A1648 SFB-M 2011 and the Triton Boats SF-188 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 A1648 SFB-M 2011 full specs ← Triton Boats SF-188 2008 full specs