Crestliner Serenity 1800 2005 vs Crestliner Sportsman 18 SC 2004 - Boat Spec Comparison

Q: Which is easier to trailer - the Crestliner Serenity 1800 2005 or the Crestliner Sportsman 18 SC 2004?

For trailering, the Crestliner Sportsman 18 SC 2004 has the edge at 610 lbs dry weight versus 1 470 lbs for the Crestliner Serenity 1800 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.

Q: Which boat can handle a bigger outboard?

The Crestliner Serenity 1800 2005 is rated to a maximum of 175 hp, giving it the larger power ceiling. The Crestliner Sportsman 18 SC 2004 tops out at 50 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 Crestliner Serenity 1800 2005 is Coast Guard rated for 7 passengers, while the Crestliner Sportsman 18 SC 2004 is certified for 7. 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 Crestliner Serenity 1800 2005 measures 95" wide, compared to 78" for the Crestliner Sportsman 18 SC 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 Crestliner Serenity 1800 2005 and Crestliner Sportsman 18 SC 2004 from the same manufacturer?

Yes - both the Crestliner Serenity 1800 2005 and the Crestliner Sportsman 18 SC 2004 are built by Crestliner. 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

Crestliner Serenity 1800 2005 vs Crestliner Sportsman 18 SC 2004

Crestliner

Crestliner Serenity 1800 2005

2005

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Crestliner

Crestliner Sportsman 18 SC 2004

2004

View full specs →

Detailed Evaluation & Buyer Recommendation

Crestliner Serenity 1800 2005 vs Crestliner Sportsman 18 SC 2004: Same Brand, Different Boat

The Crestliner Serenity 1800 2005 vs Crestliner Sportsman 18 SC 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 175 hp, the Crestliner Serenity 1800 2005 has a 125-hp advantage over the Crestliner Sportsman 18 SC 2004's 50-hp ceiling - enough to notice on acceleration and at cruising speed, particularly with a full passenger load.

Both boats are rated for 7 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 Crestliner Serenity 1800 2005 and its 175-hp ceiling. If fuel economy and quieter running matter more than top-end speed, the Crestliner Sportsman 18 SC 2004 with its 50-hp rating is the more economical daily driver.

General Boat Info

MakeCrestliner

ModelSerenity 1800

ModelSportsman 18 SC

Model Year2005

Model Year2004

Measurements / Dimensions

Beam95 in. (241 cm)

Beam78 in.

Beam - Meters2.41

Beam - Meters1.98

Beam - Inches95

Beam - Inches78

Depth - Detail27 in. (69 cm)

Depth - Detailnot available

Depth - Centimeters68.58

Depth - Centimetersnot available

Depth - Inches27

Depth - Inchesnot available

Weight - Detail1,470 lbs. (667 kg)

Weight - Detail610 lbs.

Weight - kg666.78

Weight - kg276.69

Weight - lbs.1470

Weight - lbs.610

Width [transom] - Detail95 in. (241 cm)

Width [transom] - Detailnot available

Height - Detail41 in. (104 cm)

Height - Detail33.5 in.

Height - Meters1.04

Height - Meters0.86

Height - Inches41

Height - Inches33.5

Height [transom]20 in.

Length - Meters5.5

Length - Metersnot available

Length - Feet18

Length - Feetnot available

Length - Inches2

Length - Inchesnot available

Length overall - Detail18 ft. 2 in. (5.5 m)

Length overall - Detail18 ft.

Length overall - Meters5.54

Length overall - Meters5.49

Length overall - Inches218

Length overall - Inches216

Body / Hull

Hull thicknessBottom: .100 Sides: .090 Transom: .125

Hull thicknessnot available

Engine and Drivetrain

Fuel tank capacity - Detail39 gal. (148 l)

Fuel tank capacity - Detailnot available

Fuel tank capacity - Liters147.63

Fuel tank capacity - Litersnot available

Fuel tank capacity - Gal39

Fuel tank capacity - Galnot available

Drive typeOutboard

Drive typenot available

Engine max175 hp

Engine max50

Operational Info

Maximum capacity1,625 lbs. (737 kg)

Maximum capacity1390 lbs.

Maximum people7

Maximum people7 Persons

Trailer Info

Trailer - DetailOptional

Trailer - Detailnot available

Crestliner Serenity 1800 2005 vs Crestliner Sportsman 18 SC 2004 - Common Questions

Which is easier to trailer - the Crestliner Serenity 1800 2005 or the Crestliner Sportsman 18 SC 2004?

For trailering, the Crestliner Sportsman 18 SC 2004 has the edge at 610 lbs dry weight versus 1 470 lbs for the Crestliner Serenity 1800 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 Crestliner Serenity 1800 2005 is rated to a maximum of 175 hp, giving it the larger power ceiling. The Crestliner Sportsman 18 SC 2004 tops out at 50 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 Crestliner Serenity 1800 2005 is Coast Guard rated for 7 passengers, while the Crestliner Sportsman 18 SC 2004 is certified for 7. 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 Crestliner Serenity 1800 2005 measures 95" wide, compared to 78" for the Crestliner Sportsman 18 SC 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 Crestliner Serenity 1800 2005 and Crestliner Sportsman 18 SC 2004 from the same manufacturer?

Yes - both the Crestliner Serenity 1800 2005 and the Crestliner Sportsman 18 SC 2004 are built by Crestliner. 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.

← Crestliner Serenity 1800 2005 full specs ← Crestliner Sportsman 18 SC 2004 full specs