Triton Boats A1648 SFB-T 2011 boat specs
Triton Boats
Triton Boats A1648 SFB-T 2011
2011
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VS
Triton Boats TR-21X HP DC 2007 boat specs
Triton Boats
Triton Boats TR-21X HP DC 2007
2007
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Triton Boats A1648 SFB-T 2011 vs Triton Boats TR-21X HP DC 2007 — Same Brand, Different Boat

The Triton Boats A1648 SFB-T 2011 vs Triton Boats TR-21X HP DC 2007 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.

Size is the most obvious dividing line here. The Triton Boats TR-21X HP DC 2007 measures 21,0 feet overall (2007), giving it roughly 5,2 additional feet of deck space compared to the Triton Boats A1648 SFB-T 2011 at 15,8 feet (2011). At 275 lbs and 184 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 250 hp, the Triton Boats TR-21X HP DC 2007 has a 215-hp advantage over the Triton Boats A1648 SFB-T 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 TR-21X HP DC 2007 is rated for 6 passengers, while the Triton Boats A1648 SFB-T 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 TR-21X HP DC 2007 could be the deciding factor.

Bottom line: Choose the Triton Boats TR-21X HP DC 2007 if your priority is putting more people on the water — it handles 6 passengers and at 21,0 ft it has the deck room to back that rating up comfortably. The Triton Boats A1648 SFB-T 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
MakeTriton Boats
ModelA1648 SFB-T
ModelTR-21X HP DC
Model Year2011
Model Year2007
Measurements / Dimensions
Beam70 in. (1.77 m)
Beam94 in
Beam - Meters1.78
Beam - Meters2.39
Beam - Inches7
Beam - Inches94
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 - Detail1,840 lbs
Weight - kg124.74
Weight - kg834.61
Weight - lbs.275
Weight - lbs.184
Width [transom] - Detail48 in. (1.2 m) bottom
Width [transom] - Detailnot available
Height [transom]20 in. (0.5 m)
Height [transom]not available
Length - Feet15.83
Length - Feet21
Length overall - Detail15 ft. 10 in. (4.82 m)
Length overall - Detail21 ft. 0 in
Length overall - Meters4.83
Length overall - Meters6.4
Length overall - Inches19
Length overall - Inches252
Body / Hull
Hull materialAluminum
Hull materialFiberglass
Hull thickness0.072 in. (1.83 mm)
Hull thicknessnot available
Hull typeFlat
Hull typenot available
Engine and Drivetrain
Fuel typeGas
Fuel typeGas
Drive typeOutboard
Drive typeOutboard
Engine max35 hp (26 kW)
Engine max250 hp
Fuel tank capacity - Detailnot available
Fuel tank capacity - Detail54 gal
Fuel tank capacity - Litersnot available
Fuel tank capacity - Liters204.41
Fuel tank capacity - Galnot available
Fuel tank capacity - Gal54
Operational Info
Maximum capacity973 lbs. (441 kg)
Maximum capacitynot available
Maximum people4 / 555 lbs. (252 kg)
Maximum peoplenot available
Storagenot available
StorageRear Storage/Baitwell: 84 qt. Rear Storage Boxes: 168 qt. Front Storage Box: 300 qt
Trailer Info
Trailer - Length over all20 ft. (6.1 m)
Trailer - Length over allnot available
Trailer - Detailnot available
Trailer - Detailw/ Swing Tongue: 23 ft. 5 in. w/o Swing Tongue: 25 ft. 2 in

Triton Boats A1648 SFB-T 2011 vs Triton Boats TR-21X HP DC 2007 — Common Questions

Which is the larger boat — the Triton Boats A1648 SFB-T 2011 or the Triton Boats TR-21X HP DC 2007?
The Triton Boats TR-21X HP DC 2007 is the longer of the two at 21,0 feet overall. The Triton Boats A1648 SFB-T 2011 comes in at 15,8 feet, making it roughly 5,2 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Triton Boats A1648 SFB-T 2011 or the Triton Boats TR-21X HP DC 2007?
For trailering, the Triton Boats TR-21X HP DC 2007 has the edge at 184 lbs dry weight versus 275 lbs for the Triton Boats A1648 SFB-T 2011. 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-21X HP DC 2007 is rated to a maximum of 250 hp, giving it the larger power ceiling. The Triton Boats A1648 SFB-T 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-T 2011 is Coast Guard rated for 4 passengers, while the Triton Boats TR-21X HP DC 2007 is certified for 6. 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-21X HP DC 2007 measures 94" wide, compared to 7" for the Triton Boats A1648 SFB-T 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-T 2011 and Triton Boats TR-21X HP DC 2007 from the same manufacturer?
Yes — both the Triton Boats A1648 SFB-T 2011 and the Triton Boats TR-21X HP DC 2007 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.