Alumacraft Magnum 175 CS 2003 vs Alumacraft Trophy 190 2005 - Boat Spec Comparison

Q: Which is easier to trailer — the Alumacraft Magnum 175 CS 2003 or the Alumacraft Trophy 190 2005?

For trailering, the Alumacraft Trophy 190 2005 has the edge at 158 lbs dry weight versus 1 175 lbs for the Alumacraft Magnum 175 CS 2003. 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 Trophy 190 2005 is rated to a maximum of 200 hp, giving it the larger power ceiling. The Alumacraft Magnum 175 CS 2003 tops out at 130 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 Magnum 175 CS 2003 is Coast Guard rated for 5 passengers, while the Alumacraft Trophy 190 2005 is certified for 8. 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 Trophy 190 2005 measures 96" wide, compared to 88" for the Alumacraft Magnum 175 CS 2003. 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 Alumacraft Magnum 175 CS 2003 or the Alumacraft Trophy 190 2005?

The Alumacraft Magnum 175 CS 2003 has the bigger tank at 34 gallons, versus 4 gallons on the Alumacraft Trophy 190 2005. That 30-gallon difference translates to roughly 90–150 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.

Q: Are the Alumacraft Magnum 175 CS 2003 and Alumacraft Trophy 190 2005 from the same manufacturer?

Yes — both the Alumacraft Magnum 175 CS 2003 and the Alumacraft Trophy 190 2005 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 Magnum 175 CS 2003 vs Alumacraft Trophy 190 2005

Alumacraft

Alumacraft Magnum 175 CS 2003

2003

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Alumacraft

Alumacraft Trophy 190 2005

2005

View full specs →

Detailed Evaluation & Buyer Recommendation

Alumacraft Magnum 175 CS 2003 vs Alumacraft Trophy 190 2005 — Same Brand, Different Boat

The Alumacraft Magnum 175 CS 2003 vs Alumacraft Trophy 190 2005 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 200 hp, the Alumacraft Trophy 190 2005 has a 70-hp advantage over the Alumacraft Magnum 175 CS 2003's 130-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Alumacraft Magnum 175 CS 2003 carries 34 gallons versus 4 gallons in the Alumacraft Trophy 190 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 Alumacraft Trophy 190 2005 is rated for 8 passengers, while the Alumacraft Magnum 175 CS 2003 caps at 5. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Alumacraft Trophy 190 2005 could be the deciding factor.

Bottom line: Choose the Alumacraft Trophy 190 2005 if your priority is putting more people on the water — it handles 8 passengers and at 18,0 ft it has the deck room to back that rating up comfortably. The Alumacraft Magnum 175 CS 2003 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 5 that costs less to run day-to-day.

General Boat Info

MakeAlumacraft

ModelMagnum 175 CS

ModelTrophy 19

Model Year2003

Model Year2005

Measurements / Dimensions

Beam88 in

Beam96 in. (2.43 m)

Beam - Meters2.24

Beam - Meters2.44

Beam - Inches88

Beam - Inches96

Draft [drive up] - Detailn/a

Draft [drive up] - Detailnot available

Weight - Detail1175 lbs

Weight - Detail1,580 lbs. (717 kg)

Weight - kg532.97

Weight - kg716.68

Weight - lbs.1175

Weight - lbs.158

Height - Detail41 in

Height - Detailnot available

Height - Meters1.04

Height - Metersnot available

Height - Inches41

Height - Inchesnot available

Height [transom]88 in. 20 in. W & H *25 in. available on special orders

Height [transom]25 in. (0.64 m)

Length overall - Detail17 ft. 11 in

Length overall - Detail18 ft. 10 in. (5.76 m)

Length overall - Meters5.46

Length overall - Meters5.74

Length overall - Inches215

Length overall - Inches226

Depth - Detailnot available

Depth - Detail44 in. (1.12 m) Maximum to floor: 25.5 in. (0.65 m)

Depth - Centimetersnot available

Depth - Centimeters111.76

Depth - Inchesnot available

Depth - Inches44

Width [transom] - Detailnot available

Width [transom] - Detail96 in. (2.43 m)

Length - Metersnot available

Length - Meters5.76

Length - Feetnot available

Length - Feet18

Length - Inchesnot available

Length - Inches1

Body / Hull

Hull materialAluminum

Hull materialnot available

Hull thicknessnot available

Hull thicknessBottom: .100 in. (2.5 mm) Sides: .080 in. (2.0 mm) 2XB Bow?2nd plate: .100 in. 2XB Bottom?2nd plate: .080 in

Engine and Drivetrain

Fuel tank capacity - Detail34 gal

Fuel tank capacity - Detail40 gal. with reserve (169 l)

Fuel tank capacity - Liters128.7

Fuel tank capacity - Liters151.42

Fuel tank capacity - Gal34

Fuel tank capacity - Gal4

Engine max130 hp

Engine max200 hp (148 kw)

Operational Info

Water capacityn/a

Water capacitynot available

Maximum people5 persons

Maximum people8

Trailer Info

Trailer - Detailn/a

Trailer - Detailnot available

Alumacraft Magnum 175 CS 2003 vs Alumacraft Trophy 190 2005 — Common Questions

Which is easier to trailer — the Alumacraft Magnum 175 CS 2003 or the Alumacraft Trophy 190 2005?

For trailering, the Alumacraft Trophy 190 2005 has the edge at 158 lbs dry weight versus 1 175 lbs for the Alumacraft Magnum 175 CS 2003. 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 Trophy 190 2005 is rated to a maximum of 200 hp, giving it the larger power ceiling. The Alumacraft Magnum 175 CS 2003 tops out at 130 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 CS 2003 is Coast Guard rated for 5 passengers, while the Alumacraft Trophy 190 2005 is certified for 8. 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 Trophy 190 2005 measures 96" wide, compared to 88" for the Alumacraft Magnum 175 CS 2003. 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 CS 2003 or the Alumacraft Trophy 190 2005?

The Alumacraft Magnum 175 CS 2003 has the bigger tank at 34 gallons, versus 4 gallons on the Alumacraft Trophy 190 2005. That 30-gallon difference translates to roughly 90–150 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.

Are the Alumacraft Magnum 175 CS 2003 and Alumacraft Trophy 190 2005 from the same manufacturer?

Yes — both the Alumacraft Magnum 175 CS 2003 and the Alumacraft Trophy 190 2005 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 Magnum 175 CS 2003 full specs ← Alumacraft Trophy 190 2005 full specs