Alumacraft Navigator Sport 175 2004 boat specs
Alumacraft
Alumacraft Navigator Sport 175 2004
2004
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VS
Alumacraft V-Bow 1650 AW Tunnel SC 2006 boat specs
Alumacraft
Alumacraft V-Bow 1650 AW Tunnel SC 2006
2006
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Alumacraft Navigator Sport 175 2004 vs Alumacraft V-Bow 1650 AW Tunnel SC 2006 — Same Brand, Different Boat

The Alumacraft Navigator Sport 175 2004 vs Alumacraft V-Bow 1650 AW Tunnel SC 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 140 hp, the Alumacraft Navigator Sport 175 2004 has a 80-hp advantage over the Alumacraft V-Bow 1650 AW Tunnel SC 2006's 60-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 Navigator Sport 175 2004 and its 140-hp ceiling. If fuel economy and quieter running matter more than top-end speed, the Alumacraft V-Bow 1650 AW Tunnel SC 2006 with its 60-hp rating is the more economical daily driver.
General Boat Info
MakeAlumacraft
MakeAlumacraft
ModelNavigator Sport 175
ModelV-Bow 1650 AW Tunnel SC
Model Year2004
Model Year2006
Measurements / Dimensions
Beam93 in
Beam74 in
Beam - Meters2.36
Beam - Meters1.88
Beam - Inches93
Beam - Inches74
Weight - Detail1245 lbs
Weight - Detail680 lbs
Weight - kg564.72
Weight - kg308.44
Weight - lbs.1245
Weight - lbs.68
Length overall - Detail17 ft. 6 in
Length overall - Detail16 ft. 0 in
Length overall - Meters5.33
Length overall - Meters4.88
Length overall - Inches21
Length overall - Inches192
Width [transom] - Detailnot available
Width [transom] - Detail50 in
Height - Detailnot available
Height - Detail22 in
Height - Metersnot available
Height - Meters0.56
Height - Inchesnot available
Height - Inches22
Height [transom]not available
Height [transom]21 in
Length - Feetnot available
Length - Feet16
Body / Hull
Hull materialAluminum
Hull materialAluminum
Hull thicknessnot available
Hull thickness.102 in
Hull typenot available
Hull typeModified Vee
Engine and Drivetrain
Fuel tank capacity - Detail40 gal
Fuel tank capacity - Detailnot available
Fuel tank capacity - Liters151.42
Fuel tank capacity - Litersnot available
Fuel tank capacity - Gal4
Fuel tank capacity - Galnot available
Engine max140 HP
Engine max60 hp
Fuel typenot available
Fuel typeGas
Drive typenot available
Drive typeOutboard
Operational Info
Maximum people5 Persons
Maximum people5
Maximum capacitynot available
Maximum capacity1,100 lbs

Alumacraft Navigator Sport 175 2004 vs Alumacraft V-Bow 1650 AW Tunnel SC 2006 — Common Questions

Which is easier to trailer — the Alumacraft Navigator Sport 175 2004 or the Alumacraft V-Bow 1650 AW Tunnel SC 2006?
For trailering, the Alumacraft V-Bow 1650 AW Tunnel SC 2006 has the edge at 68 lbs dry weight versus 1 245 lbs for the Alumacraft Navigator Sport 175 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 Sport 175 2004 is rated to a maximum of 140 hp, giving it the larger power ceiling. The Alumacraft V-Bow 1650 AW Tunnel SC 2006 tops out at 60 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 Sport 175 2004 is Coast Guard rated for 5 passengers, while the Alumacraft V-Bow 1650 AW Tunnel SC 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 Navigator Sport 175 2004 measures 93" wide, compared to 74" for the Alumacraft V-Bow 1650 AW Tunnel SC 2006. 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 Sport 175 2004 and Alumacraft V-Bow 1650 AW Tunnel SC 2006 from the same manufacturer?
Yes — both the Alumacraft Navigator Sport 175 2004 and the Alumacraft V-Bow 1650 AW Tunnel SC 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.