Triton Boats 1870 Bay Sport 2005 vs Triton Boats 21X2 DC 2007 - Boat Spec Comparison

Q: Which is the larger boat — the Triton Boats 1870 Bay Sport 2005 or the Triton Boats 21X2 DC 2007?

The Triton Boats 21X2 DC 2007 is the longer of the two at 21,0 feet overall. The Triton Boats 1870 Bay Sport 2005 comes in at 18,0 feet, making it roughly 3,0 ft shorter — a meaningful difference in deck room and overall on-water presence.

Q: Which boat can handle a bigger outboard?

The Triton Boats 21X2 DC 2007 is rated to a maximum of 300 hp, giving it the larger power ceiling. The Triton Boats 1870 Bay Sport 2005 tops out at 115 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 1870 Bay Sport 2005 is Coast Guard rated for 4 passengers, while the Triton Boats 21X2 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.

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

The Triton Boats 1870 Bay Sport 2005 measures 98" wide, compared to 94" for the Triton Boats 21X2 DC 2007. 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 1870 Bay Sport 2005 or the Triton Boats 21X2 DC 2007?

The Triton Boats 21X2 DC 2007 has the bigger tank at 53 gallons, versus 3 gallons on the Triton Boats 1870 Bay Sport 2005. That 50-gallon difference translates to roughly 150–250 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.

Q: Are the Triton Boats 1870 Bay Sport 2005 and Triton Boats 21X2 DC 2007 from the same manufacturer?

Yes — both the Triton Boats 1870 Bay Sport 2005 and the Triton Boats 21X2 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.

Boat Comparison

Triton Boats 1870 Bay Sport 2005 vs Triton Boats 21X2 DC 2007

Triton Boats

Triton Boats 1870 Bay Sport 2005

2005

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Triton Boats

Triton Boats 21X2 DC 2007

2007

View full specs →

Detailed Evaluation & Buyer Recommendation

Triton Boats 1870 Bay Sport 2005 vs Triton Boats 21X2 DC 2007 — Same Brand, Different Boat

The Triton Boats 1870 Bay Sport 2005 vs Triton Boats 21X2 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.

The power gap is worth calling out. Rated to 300 hp, the Triton Boats 21X2 DC 2007 has a 185-hp advantage over the Triton Boats 1870 Bay Sport 2005's 115-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 21X2 DC 2007 carries 53 gallons versus 3 gallons in the Triton Boats 1870 Bay Sport 2005. 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 21X2 DC 2007 is rated for 6 passengers, while the Triton Boats 1870 Bay Sport 2005 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 21X2 DC 2007 could be the deciding factor.

Bottom line: Choose the Triton Boats 21X2 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 1870 Bay Sport 2005 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

Model1870 Bay Sport

Model21X2 DC

Model Year2005

Model Year2007

Measurements / Dimensions

Beam98 in

Beam94 in

Beam - Meters2.49

Beam - Meters2.39

Beam - Inches98

Beam - Inches94

Depth - DetailSide: 27 in

Depth - Detailnot available

Depth - Centimeters68.58

Depth - Centimetersnot available

Depth - Inches27

Depth - Inchesnot available

Weight - Detail1,186 lbs

Weight - Detailnot available

Weight - kg537.96

Weight - kgnot available

Weight - lbs.1186

Weight - lbs.not available

Height [transom]20 in

Height [transom]not available

Length - Feet18

Length - Feet21

Length overall - Detail18 ft. 0 in

Length overall - Detail21 ft. 9 in

Length overall - Meters5.49

Length overall - Meters6.63

Length overall - Inches216

Length overall - Inches261

Length - Inchesnot available

Length - Inches9

Body / Hull

Hull thickness.125

Hull thicknessnot available

Hull materialnot available

Hull materialFiberglass

Engine and Drivetrain

Fuel tank capacity - Detail30 gal

Fuel tank capacity - Detail53 gal

Fuel tank capacity - Liters113.56

Fuel tank capacity - Liters200.63

Fuel tank capacity - Gal3

Fuel tank capacity - Gal53

Engine max115 hp

Engine max300 hp

Fuel typenot available

Fuel typeGas

Drive typenot available

Drive typeOutboard

Operational Info

Maximum capacity1,100 lbs

Maximum capacitynot available

Maximum people4

Maximum peoplenot available

Storagenot available

StorageRear Storage/Baitwell: 84 qt. Front Storage Box: 300 qt

Trailer Info

Trailer - Detailnot available

Trailer - Detailw/Swing Tongue: 25 ft. 6 in. w/o Swing Tongue: 27 ft. 6 in

Triton Boats 1870 Bay Sport 2005 vs Triton Boats 21X2 DC 2007 — Common Questions

Which is the larger boat — the Triton Boats 1870 Bay Sport 2005 or the Triton Boats 21X2 DC 2007?

The Triton Boats 21X2 DC 2007 is the longer of the two at 21,0 feet overall. The Triton Boats 1870 Bay Sport 2005 comes in at 18,0 feet, making it roughly 3,0 ft shorter — a meaningful difference in deck room and overall on-water presence.

Which boat can handle a bigger outboard?

The Triton Boats 21X2 DC 2007 is rated to a maximum of 300 hp, giving it the larger power ceiling. The Triton Boats 1870 Bay Sport 2005 tops out at 115 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 1870 Bay Sport 2005 is Coast Guard rated for 4 passengers, while the Triton Boats 21X2 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 1870 Bay Sport 2005 measures 98" wide, compared to 94" for the Triton Boats 21X2 DC 2007. 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 1870 Bay Sport 2005 or the Triton Boats 21X2 DC 2007?

The Triton Boats 21X2 DC 2007 has the bigger tank at 53 gallons, versus 3 gallons on the Triton Boats 1870 Bay Sport 2005. That 50-gallon difference translates to roughly 150–250 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.

Are the Triton Boats 1870 Bay Sport 2005 and Triton Boats 21X2 DC 2007 from the same manufacturer?

Yes — both the Triton Boats 1870 Bay Sport 2005 and the Triton Boats 21X2 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.

← Triton Boats 1870 Bay Sport 2005 full specs ← Triton Boats 21X2 DC 2007 full specs