Alumacraft Navigator 185 Sport 2005 vs Alumacraft T12V 2004 - Boat Spec Comparison

Q: Which is easier to trailer — the Alumacraft Navigator 185 Sport 2005 or the Alumacraft T12V 2004?

For trailering, the Alumacraft Navigator 185 Sport 2005 has the edge at 144 lbs dry weight versus 153 lbs for the Alumacraft T12V 2004. 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.

Q: Which boat can handle a bigger outboard?

The Alumacraft Navigator 185 Sport 2005 is rated to a maximum of 150 hp, giving it the larger power ceiling. The Alumacraft T12V 2004 tops out at 10 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 Alumacraft Navigator 185 Sport 2005 is Coast Guard rated for 6 passengers, while the Alumacraft T12V 2004 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: Which boat is wider, and does it affect trailering?

The Alumacraft Navigator 185 Sport 2005 measures 96" wide, compared to 6" for the Alumacraft T12V 2004. 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 Alumacraft Navigator 185 Sport 2005 and Alumacraft T12V 2004 from the same manufacturer?

Yes — both the Alumacraft Navigator 185 Sport 2005 and the Alumacraft T12V 2004 are built by Alumacraft. 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

Alumacraft Navigator 185 Sport 2005 vs Alumacraft T12V 2004

Alumacraft

Alumacraft Navigator 185 Sport 2005

2005

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Alumacraft

Alumacraft T12V 2004

2004

View full specs →

Detailed Evaluation & Buyer Recommendation

Alumacraft Navigator 185 Sport 2005 vs Alumacraft T12V 2004 — Same Brand, Different Boat

The Alumacraft Navigator 185 Sport 2005 vs Alumacraft T12V 2004 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 150 hp, the Alumacraft Navigator 185 Sport 2005 has a 140-hp advantage over the Alumacraft T12V 2004's 10-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 Alumacraft Navigator 185 Sport 2005 is rated for 6 passengers, while the Alumacraft T12V 2004 caps at 3. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Alumacraft Navigator 185 Sport 2005 could be the deciding factor.

Bottom line: Choose the Alumacraft Navigator 185 Sport 2005 if your priority is putting more people on the water — it handles 6 passengers and at 18,0 ft it has the deck room to back that rating up comfortably. The Alumacraft T12V 2004 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 3 that costs less to run day-to-day.

General Boat Info

MakeAlumacraft

ModelNavigator 185 Sport

ModelT12V

Model Year2005

Model Year2004

Measurements / Dimensions

Beam96 in. (2.44 m)

Beam60 in

Beam - Meters2.44

Beam - Meters1.52

Beam - Inches96

Beam - Inches6

Depth - Detail39 in. (.99 m) Maximum to floor: 22 in. (.56 m)

Depth - Detailnot available

Depth - Centimeters99.06

Depth - Centimetersnot available

Depth - Inches39

Depth - Inchesnot available

Weight - Detail1440 lbs. (653 kg)

Weight - Detail153 lbs

Weight - kg653.17

Weight - kg69.4

Weight - lbs.144

Weight - lbs.153

Width [transom] - Detail93 in. (2.36 m)

Width [transom] - Detailnot available

Height [transom]20 in. (.51 m)

Height [transom]16 in

Length - Meters5.66

Length - Metersnot available

Length - Feet18

Length - Feetnot available

Length - Inches7

Length - Inchesnot available

Length overall - Detail18 ft. 7 in. (5.66 m)

Length overall - Detail12 ft. 1 in

Length overall - Meters5.66

Length overall - Meters3.68

Length overall - Inches223

Length overall - Inches145

Draft [drive up] - Detailnot available

Draft [drive up] - DetailN/A

Height - Detailnot available

Height - Detail26 in

Height - Metersnot available

Height - Meters0.66

Height - Inchesnot available

Height - Inches26

Body / Hull

Hull thicknessBottom: .098 in. (2.5 mm) Sides: .80 in. (2.0 mm) 2XB Bow?2nd plate: .098 in. 2XB Bottom?2nd plate: .080 in

Hull thicknessnot available

Hull materialnot available

Hull materialAluminum

Engine and Drivetrain

Fuel tank capacity - Detail40 gal. (51 l)

Fuel tank capacity - DetailN/A

Fuel tank capacity - Liters151.42

Fuel tank capacity - Litersnot available

Fuel tank capacity - Gal4

Fuel tank capacity - Galnot available

Engine max150 hp (111 kw)

Engine max10 hp

Operational Info

Maximum people6

Maximum people3 persons

Water capacitynot available

Water capacityN/A

Trailer Info

Trailer - Detailnot available

Trailer - DetailN/A

Alumacraft Navigator 185 Sport 2005 vs Alumacraft T12V 2004 — Common Questions

Which is easier to trailer — the Alumacraft Navigator 185 Sport 2005 or the Alumacraft T12V 2004?

For trailering, the Alumacraft Navigator 185 Sport 2005 has the edge at 144 lbs dry weight versus 153 lbs for the Alumacraft T12V 2004. 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 Alumacraft Navigator 185 Sport 2005 is rated to a maximum of 150 hp, giving it the larger power ceiling. The Alumacraft T12V 2004 tops out at 10 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 Alumacraft Navigator 185 Sport 2005 is Coast Guard rated for 6 passengers, while the Alumacraft T12V 2004 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.

Which boat is wider, and does it affect trailering?

The Alumacraft Navigator 185 Sport 2005 measures 96" wide, compared to 6" for the Alumacraft T12V 2004. 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 Alumacraft Navigator 185 Sport 2005 and Alumacraft T12V 2004 from the same manufacturer?

Yes — both the Alumacraft Navigator 185 Sport 2005 and the Alumacraft T12V 2004 are built by Alumacraft. 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.

← Alumacraft Navigator 185 Sport 2005 full specs ← Alumacraft T12V 2004 full specs