Triton Boats 1648 SFB 2006 vs Triton Boats 21 TRX 2018 - Boat Spec Comparison

Q: Which is the larger boat — the Triton Boats 1648 SFB 2006 or the Triton Boats 21 TRX 2018?

The Triton Boats 21 TRX 2018 is the longer of the two at 21,0 feet overall. The Triton Boats 1648 SFB 2006 comes in at 16,0 feet, making it roughly 5,0 ft shorter — a meaningful difference in deck room and overall on-water presence.

Q: What is the maximum horsepower rating for these boats?

The Triton Boats 1648 SFB 2006 has a documented max rating of 35 hp. Engine specifications for the Triton Boats 21 TRX 2018 were not available in our database — check the OEM spec sheet or manufacturer's website for confirmation.

Q: How many people can each boat hold?

The Triton Boats 1648 SFB 2006 is Coast Guard rated for 5 passengers, while the Triton Boats 21 TRX 2018 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.

Q: Are the Triton Boats 1648 SFB 2006 and Triton Boats 21 TRX 2018 from the same manufacturer?

Yes — both the Triton Boats 1648 SFB 2006 and the Triton Boats 21 TRX 2018 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 1648 SFB 2006 vs Triton Boats 21 TRX 2018

Triton Boats

Triton Boats 1648 SFB 2006

2006

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Triton Boats

Triton Boats 21 TRX 2018

2018

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Detailed Evaluation & Buyer Recommendation

Triton Boats 1648 SFB 2006 vs Triton Boats 21 TRX 2018 — Same Brand, Different Boat

The Triton Boats 1648 SFB 2006 vs Triton Boats 21 TRX 2018 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 Triton Boats 1648 SFB 2006 carries a rated maximum of 35 hp. Engine data for the Triton Boats 21 TRX 2018 wasn't available in our records — check the manufacturer's spec sheet before sizing a motor.

For family outings this is probably the sharpest distinction between the two. The Triton Boats 21 TRX 2018 is rated for 6 passengers, while the Triton Boats 1648 SFB 2006 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 21 TRX 2018 could be the deciding factor.

Bottom line: Choose the Triton Boats 21 TRX 2018 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 1648 SFB 2006 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

Makenot available

Model1648 SFB

Modelnot available

Model Year2006

Model Yearnot available

Measurements / Dimensions

Beam67 in

Beamnot available

Beam - Meters1.7

Beam - Metersnot available

Beam - Inches67

Beam - Inchesnot available

Weight - Detail330 lbs

Weight - Detailnot available

Weight - kg149.69

Weight - kgnot available

Weight - lbs.33

Weight - lbs.not available

Width [transom] - Detail48 in

Width [transom] - Detailnot available

Height [transom]15 in

Height [transom]not available

Length - Feet16

Length - Feet21

Length overall - Detail16 ft. 0 in

Length overall - Detail21.00 ft

Length overall - Meters4.88

Length overall - Meters6.4

Length overall - Inches192

Length overall - Inches252

Body / Hull

Hull thickness72 ga

Hull thicknessnot available

Pontoon and Inflatable Specific

Tube gauge72 ga

Tube gaugenot available

Engine and Drivetrain

Drive typeOutboard

Drive typeoutboard

Engine max35 hp

Engine maxnot available

Fuel tank capacity - Galnot available

Fuel tank capacity - Gal47

Fuel tank capacity - Litersnot available

Fuel tank capacity - Liters177.91

Fuel typenot available

Fuel typeGas

Operational Info

Maximum people5

Maximum peoplenot available

Boat typenot available

Boat typePower

Triton Boats 1648 SFB 2006 vs Triton Boats 21 TRX 2018 — Common Questions

Which is the larger boat — the Triton Boats 1648 SFB 2006 or the Triton Boats 21 TRX 2018?

The Triton Boats 21 TRX 2018 is the longer of the two at 21,0 feet overall. The Triton Boats 1648 SFB 2006 comes in at 16,0 feet, making it roughly 5,0 ft shorter — a meaningful difference in deck room and overall on-water presence.

What is the maximum horsepower rating for these boats?

The Triton Boats 1648 SFB 2006 has a documented max rating of 35 hp. Engine specifications for the Triton Boats 21 TRX 2018 were not available in our database — check the OEM spec sheet or manufacturer's website for confirmation.

How many people can each boat hold?

The Triton Boats 1648 SFB 2006 is Coast Guard rated for 5 passengers, while the Triton Boats 21 TRX 2018 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.

Are the Triton Boats 1648 SFB 2006 and Triton Boats 21 TRX 2018 from the same manufacturer?

Yes — both the Triton Boats 1648 SFB 2006 and the Triton Boats 21 TRX 2018 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 1648 SFB 2006 full specs ← Triton Boats 21 TRX 2018 full specs