Alumacraft 1648 NCS 2004 boat specs
Alumacraft
Alumacraft 1648 NCS 2004
2004
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VS
Alumacraft Dominator 175 Sport 2006 boat specs
Alumacraft
Alumacraft Dominator 175 Sport 2006
2006
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Alumacraft 1648 NCS 2004 vs Alumacraft Dominator 175 Sport 2006 — Same Brand, Different Boat

The Alumacraft 1648 NCS 2004 vs Alumacraft Dominator 175 Sport 2006 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 Dominator 175 Sport 2006 has a 115-hp advantage over the Alumacraft 1648 NCS 2004's 35-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load.

Both boats are rated for 5 passengers — a good fit for a family of four or five plus guests. Comfort at capacity is another matter; the longer hull typically means more seat options and better weight distribution.

Bottom line: Performance buyers should lean toward the Alumacraft Dominator 175 Sport 2006 and its 150-hp ceiling. If fuel economy and quieter running matter more than top-end speed, the Alumacraft 1648 NCS 2004 with its 35-hp rating is the more economical daily driver.
General Boat Info
MakeAlumacraft
MakeAlumacraft
Model1648 NCS
ModelDominator 175 Sport
Model Year2004
Model Year2006
Measurements / Dimensions
Beam70 in
Beam93 in. (2.36 m)
Beam - Meters1.78
Beam - Meters2.36
Beam - Inches7
Beam - Inches93
Weight - Detail260 lbs
Weight - Detail1,415 lbs. (634 kg)
Weight - kg117.93
Weight - kg641.83
Weight - lbs.26
Weight - lbs.1415
Height - Detail21 in
Height - Detailnot available
Height - Meters0.53
Height - Metersnot available
Height - Inches21
Height - Inchesnot available
Height [transom]15 in
Height [transom]25 in. (.64 m)
Length overall - Detail16 ft
Length overall - Detail17 ft. 5 in. (5.31 m)
Length overall - Meters4.88
Length overall - Meters5.31
Length overall - Inches192
Length overall - Inches209
Depth - Detailnot available
Depth - DetailMaximum: 41 in. (1.04 m) To floor: 22.5 in. (.57 m)
Depth - Centimetersnot available
Depth - Centimeters104.14
Depth - Inchesnot available
Depth - Inches41
Width [transom] - Detailnot available
Width [transom] - Detail93 in. (2.36 m)
Length - Metersnot available
Length - Meters5.31
Length - Feetnot available
Length - Feet17
Length - Inchesnot available
Length - Inches5
Body / Hull
Hull materialAluminum
Hull materialAluminum
Hull thicknessnot available
Hull thicknessBottom/Sides: .080 in. (2.0 mm) 2XB Bow?2nd Plate: .080 in. 2XB Bottom?2nd Plate: .060 in
Hull typenot available
Hull typeModified Vee
Engine and Drivetrain
Engine max35 hp w/Tiller Steering
Engine max150 hp (111 kw)
Fuel tank capacity - Detailnot available
Fuel tank capacity - Detail40 gal. (151 l)
Fuel tank capacity - Litersnot available
Fuel tank capacity - Liters151.42
Fuel tank capacity - Galnot available
Fuel tank capacity - Gal4
Fuel typenot available
Fuel typeGas
Drive typenot available
Drive typeOutboard
Operational Info
Maximum people5 persons
Maximum people5
Maximum capacitynot available
Maximum capacity1,245 lbs. (464.7 kg)

Alumacraft 1648 NCS 2004 vs Alumacraft Dominator 175 Sport 2006 — Common Questions

Which is easier to trailer — the Alumacraft 1648 NCS 2004 or the Alumacraft Dominator 175 Sport 2006?
For trailering, the Alumacraft 1648 NCS 2004 has the edge at 26 lbs dry weight versus 1 415 lbs for the Alumacraft Dominator 175 Sport 2006. 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 Dominator 175 Sport 2006 is rated to a maximum of 150 hp, giving it the larger power ceiling. The Alumacraft 1648 NCS 2004 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 Alumacraft 1648 NCS 2004 is Coast Guard rated for 5 passengers, while the Alumacraft Dominator 175 Sport 2006 is certified for 5. 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 Dominator 175 Sport 2006 measures 93" wide, compared to 7" for the Alumacraft 1648 NCS 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 1648 NCS 2004 and Alumacraft Dominator 175 Sport 2006 from the same manufacturer?
Yes — both the Alumacraft 1648 NCS 2004 and the Alumacraft Dominator 175 Sport 2006 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.