Triton Boats 21 TRX 2021 vs Triton Boats A1436 SFB-L 2012 - Boat Spec Comparison

Q: Which is the larger boat — the Triton Boats 21 TRX 2021 or the Triton Boats A1436 SFB-L 2012?

The Triton Boats 21 TRX 2021 is the longer of the two at 21,0 feet overall. The Triton Boats A1436 SFB-L 2012 comes in at 14,0 feet, making it roughly 7,0 ft shorter — a meaningful difference in deck room and overall on-water presence.

Q: Which boat can handle a bigger outboard?

The Triton Boats 21 TRX 2021 is rated to a maximum of 250 hp, giving it the larger power ceiling. The Triton Boats A1436 SFB-L 2012 tops out at 15 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 21 TRX 2021 is Coast Guard rated for 6 passengers, while the Triton Boats A1436 SFB-L 2012 is certified for 3. 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: Are the Triton Boats 21 TRX 2021 and Triton Boats A1436 SFB-L 2012 from the same manufacturer?

Yes — both the Triton Boats 21 TRX 2021 and the Triton Boats A1436 SFB-L 2012 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 21 TRX 2021 vs Triton Boats A1436 SFB-L 2012

Triton Boats

Triton Boats 21 TRX 2021

2021

View full specs →

Triton Boats

Triton Boats A1436 SFB-L 2012

2012

View full specs →

Detailed Evaluation & Buyer Recommendation

Triton Boats 21 TRX 2021 vs Triton Boats A1436 SFB-L 2012 — Same Brand, Different Boat

The Triton Boats 21 TRX 2021 vs Triton Boats A1436 SFB-L 2012 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 250 hp, the Triton Boats 21 TRX 2021 has a 235-hp advantage over the Triton Boats A1436 SFB-L 2012's 15-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 21 TRX 2021 is rated for 6 passengers, while the Triton Boats A1436 SFB-L 2012 caps at 3. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Triton Boats 21 TRX 2021 could be the deciding factor.

Bottom line: Choose the Triton Boats 21 TRX 2021 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 A1436 SFB-L 2012 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 3 that costs less to run day-to-day.

Measurements / Dimensions

Length overall - Detail21.00 ft

Length overall - Detail14 ft. (4.27 m)

Length - Feet21

Length - Feet14

Length overall - Meters6.4

Length overall - Meters4.27

Length overall - Inches252

Length overall - Inches168

Beamnot available

Beam57 in. (1.44 m)

Beam - Metersnot available

Beam - Meters1.45

Beam - Inchesnot available

Beam - Inches57

Depth - Detailnot available

Depth - Detail17 in. (0.43 m)

Depth - Centimetersnot available

Depth - Centimeters43.18

Depth - Inchesnot available

Depth - Inches17

Weight - Detailnot available

Weight - Detail145 lbs. (60 kg)

Weight - kgnot available

Weight - kg65.77

Weight - lbs.not available

Weight - lbs.145

Width [transom] - Detailnot available

Width [transom] - Detail36 in. (0.91 m) bottom

Height [transom]not available

Height [transom]15 in. (0.38 m)

Engine and Drivetrain

Fuel tank capacity - Gal47

Fuel tank capacity - Galnot available

Fuel tank capacity - Liters177.91

Fuel tank capacity - Litersnot available

Engine makeMERCURY MARINE

Engine makenot available

Horsepower250 hp

Horsepowernot available

Fuel typeGas

Drive typeoutboard

Drive typeOutboard

Engine maxnot available

Engine max15 hp (11 kW)

Operational Info

Boat typePower

Boat typenot available

Maximum capacitynot available

Maximum capacity552 lbs. (250 kg)

Maximum peoplenot available

Maximum people3 / 350 lbs. (159 kg)

General Boat Info

Makenot available

MakeTriton Boats

Modelnot available

ModelA1436 SFB-L

Model Yearnot available

Model Year2012

Body / Hull

Hull materialnot available

Hull materialAluminum

Hull thicknessnot available

Hull thickness0.050 in. (1.27 mm)

Hull typenot available

Hull typeFlat

Trailer Info

Trailer - Length over allnot available

Trailer - Length over all18 ft. (5.49 m)

Triton Boats 21 TRX 2021 vs Triton Boats A1436 SFB-L 2012 — Common Questions

Which is the larger boat — the Triton Boats 21 TRX 2021 or the Triton Boats A1436 SFB-L 2012?

The Triton Boats 21 TRX 2021 is the longer of the two at 21,0 feet overall. The Triton Boats A1436 SFB-L 2012 comes in at 14,0 feet, making it roughly 7,0 ft shorter — a meaningful difference in deck room and overall on-water presence.

Which boat can handle a bigger outboard?

The Triton Boats 21 TRX 2021 is rated to a maximum of 250 hp, giving it the larger power ceiling. The Triton Boats A1436 SFB-L 2012 tops out at 15 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 21 TRX 2021 is Coast Guard rated for 6 passengers, while the Triton Boats A1436 SFB-L 2012 is certified for 3. 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.

Are the Triton Boats 21 TRX 2021 and Triton Boats A1436 SFB-L 2012 from the same manufacturer?

Yes — both the Triton Boats 21 TRX 2021 and the Triton Boats A1436 SFB-L 2012 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 21 TRX 2021 full specs ← Triton Boats A1436 SFB-L 2012 full specs