Alumacraft Magnum 175  2005 boat specs
Alumacraft
Alumacraft Magnum 175 2005
2005
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VS
Alumacraft Navigator 165 Tiller 2002 boat specs
Alumacraft
Alumacraft Navigator 165 Tiller 2002
2002
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Alumacraft Magnum 175 2005 vs Alumacraft Navigator 165 Tiller 2002 — Same Brand, Different Boat

The Alumacraft Magnum 175 2005 vs Alumacraft Navigator 165 Tiller 2002 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.

Both boats share a closely matched power ceiling — 80 hp for the Alumacraft Magnum 175 2005 and 60 hp for the Alumacraft Navigator 165 Tiller 2002. Real-world performance will come down more to which motor is actually bolted on, its load at the time, and whether it's a 4-stroke or 2-stroke setup. Fuel capacity breaks the other way: the Alumacraft Magnum 175 2005 carries 34 gallons versus 22 gallons in the Alumacraft Navigator 165 Tiller 2002. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

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 Magnum 175 2005 and its 80-hp ceiling. If fuel economy and quieter running matter more than top-end speed, the Alumacraft Navigator 165 Tiller 2002 with its 60-hp rating is the more economical daily driver.
General Boat Info
MakeAlumacraft
MakeAlumacraft
ModelMagnum 175
ModelNavigator 165 Tiller
Model Year2005
Model Year2002
Measurements / Dimensions
Beam88 in. (2.24 m)
Beam82 in
Beam - Meters2.24
Beam - Meters2.08
Beam - Inches88
Beam - Inches82
Depth - Detail41 in. (1.04 m) Maximum to floor: 22 in. (.56 m)
Depth - Detailnot available
Depth - Centimeters104.14
Depth - Centimetersnot available
Depth - Inches41
Depth - Inchesnot available
Weight - Detail1135 lbs. (515 kg)
Weight - Detail820 lbs
Weight - kg514.83
Weight - kg371.95
Weight - lbs.1135
Weight - lbs.82
Width [transom] - Detail88 in. (2.24 m)
Width [transom] - Detailnot available
Height [transom]20 in. (.51 m)
Height [transom]20 in
Length - Meters5.46
Length - Metersnot available
Length - Feet17
Length - Feetnot available
Length - Inches11
Length - Inchesnot available
Length overall - Detail17 ft. 11 in. (5.46 m)
Length overall - Detail16 ft. 5 in
Length overall - Meters5.46
Length overall - Meters5
Length overall - Inches215
Length overall - Inches197
Height - Detailnot available
Height - Detail36 in
Height - Metersnot available
Height - Meters0.91
Height - Inchesnot available
Height - Inches36
Body / Hull
Hull thicknessBottom: .080 in. (2.0 mm) Sides: .080 in. (2.0mm)
Hull thicknessnot available
Hull materialnot available
Hull materialAluminum
Engine and Drivetrain
Fuel tank capacity - Detail34 gal. (129 l)
Fuel tank capacity - Detail22 gal
Fuel tank capacity - Liters128.7
Fuel tank capacity - Liters83.28
Fuel tank capacity - Gal34
Fuel tank capacity - Gal22
Engine max80 hp (60 kw)
Engine max60 HP
Operational Info
Maximum people5
Maximum people5 persons

Alumacraft Magnum 175 2005 vs Alumacraft Navigator 165 Tiller 2002 — Common Questions

Which is easier to trailer — the Alumacraft Magnum 175 2005 or the Alumacraft Navigator 165 Tiller 2002?
For trailering, the Alumacraft Navigator 165 Tiller 2002 has the edge at 82 lbs dry weight versus 1 135 lbs for the Alumacraft Magnum 175 2005. 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 Magnum 175 2005 is rated to a maximum of 80 hp, giving it the larger power ceiling. The Alumacraft Navigator 165 Tiller 2002 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 Magnum 175 2005 is Coast Guard rated for 5 passengers, while the Alumacraft Navigator 165 Tiller 2002 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 Magnum 175 2005 measures 88" wide, compared to 82" for the Alumacraft Navigator 165 Tiller 2002. 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 Alumacraft Magnum 175 2005 or the Alumacraft Navigator 165 Tiller 2002?
The Alumacraft Magnum 175 2005 has the bigger tank at 34 gallons, versus 22 gallons on the Alumacraft Navigator 165 Tiller 2002. That 12-gallon difference translates to roughly 36–60 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Alumacraft Magnum 175 2005 and Alumacraft Navigator 165 Tiller 2002 from the same manufacturer?
Yes — both the Alumacraft Magnum 175 2005 and the Alumacraft Navigator 165 Tiller 2002 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.