Starcraft Marine C-Star 1800 I/O    2005 boat specs
Starcraft Marine
Starcraft Marine C-Star 1800 I/O 2005
2005
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VS
Starcraft Marine C-Star 1800 I/O    2006 boat specs
Starcraft Marine
Starcraft Marine C-Star 1800 I/O 2006
2006
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Starcraft Marine C-Star 1800 I/O 2005 vs Starcraft Marine C-Star 1800 I/O 2006 — Same Brand, Different Boat

The Starcraft Marine C-Star 1800 I/O 2005 vs Starcraft Marine C-Star 1800 I/O 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.

On paper these two are close siblings in the size department — Starcraft Marine C-Star 1800 I/O 2005 at 18,0 ft versus Starcraft Marine C-Star 1800 I/O 2006 at 18,0 ft. At 1 725 lbs and 1 725 lbs respectively, both sit in a similar weight class — either should pair comfortably with most mid-size SUVs and half-ton trucks, though always confirm your specific tow rating with the motor added.

Both boats share a closely matched power ceiling — 4 hp for the Starcraft Marine C-Star 1800 I/O 2005 and 4 hp for the Starcraft Marine C-Star 1800 I/O 2006. 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. Both carry nearly identical fuel loads — 3 gal and 3 gal — so range won't be a tiebreaker here.

Both boats are rated for 8 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.

At this size, power-to-weight ratio matters more than outright horsepower. The Starcraft Marine C-Star 1800 I/O 2006 comes in at 401 lbs per hp versus 401 lbs per hp for the Starcraft Marine C-Star 1800 I/O 2005. The lower the ratio the more explosive the acceleration — meaningful on a short RIB where bursts of speed, quick planing, and agility in surf or tight waterways define the experience.

Bottom line: The Starcraft Marine C-Star 1800 I/O 2005 and Starcraft Marine C-Star 1800 I/O 2006 are closely matched on the specs that matter most. Test-ride both on the water you actually use, check current dealer pricing, and factor in long-term service access before you sign.
General Boat Info
MakeStarcraft Marine
MakeStarcraft Marine
ModelC-Star 1800 I/O
ModelC-Star 1800 I/O
Model Year2005
Model Year2006
Measurements / Dimensions
Beam94 in. (239 cm)
Beam92 in. (234 cm)
Beam - Meters2.39
Beam - Meters2.34
Beam - Inches94
Beam - Inches92
Deadrise15℃
Deadrise14℃
Depth - Detail33 in. (84 cm)
Depth - Detail33 in. (84 cm)
Depth - Centimeters83.82
Depth - Centimeters83.82
Depth - Inches33
Depth - Inches33
Weight - Detail1,725 lbs. (782.5 kg)
Weight - Detail1,725 lbs. (782.5 kg)
Weight - kg782.45
Weight - kg782.45
Weight - lbs.1725
Weight - lbs.1725
Width [transom] - Detail82 in. (208 cm) Chine Width (at transom): 80 in. (203 cm)
Width [transom] - Detail82 in. (208 cm) Chine Width (at transom): 78 in. (198 cm)
Length - Meters5.5
Length - Meters5.5
Length - Feet18
Length - Feet18
Length - Inches1
Length - Inches1
Length overall - Detail18 ft. 1 in. (5.5 m)
Length overall - Detail18 ft. 1 in. (5.5 m)
Length overall - Meters5.51
Length overall - Meters5.51
Length overall - Inches217
Length overall - Inches217
Body / Hull
Hull materialFiberglass
Hull materialFiberglass
Engine and Drivetrain
Fuel tank capacity - Detail30 gal. (113.6 l)
Fuel tank capacity - Detail30 gal. (113.6 l)
Fuel tank capacity - Liters113.56
Fuel tank capacity - Liters113.56
Fuel tank capacity - Gal3
Fuel tank capacity - Gal3
Drive typeI/O
Drive typeI/O
Engine max4.3L 190 hp (142 kw)
Engine max4.3 MPI 220 hp (164 kw)
Operational Info
Maximum capacity1,300 lbs. (589.7kg)
Maximum capacity1,450 lbs. (657.7kg)
Maximum people8
Maximum people8
Trailer Info
Trailer - DetailTowing Weight w/ 4.3 Alpha: 3,813 lbs. (1,729.6 kg)
Trailer - Detailnot available
Trailer - Length over all22 ft. 3 in. (6.8 m)
Trailer - Length over all22 ft. 3 in. (6.8 m)
Trailer - Weightnot available
Trailer - WeightW/ 4.3 MPI Merc: 2,838 lbs. (1,287.3 kg)

Starcraft Marine C-Star 1800 I/O 2005 vs Starcraft Marine C-Star 1800 I/O 2006 — Common Questions

Which is the larger boat — the Starcraft Marine C-Star 1800 I/O 2005 or the Starcraft Marine C-Star 1800 I/O 2006?
The Starcraft Marine C-Star 1800 I/O 2006 is the longer of the two at 18,0 feet overall. The Starcraft Marine C-Star 1800 I/O 2005 comes in at 18,0 feet, making it roughly 0,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Starcraft Marine C-Star 1800 I/O 2005 or the Starcraft Marine C-Star 1800 I/O 2006?
For trailering, the Starcraft Marine C-Star 1800 I/O 2006 has the edge at 1 725 lbs dry weight versus 1 725 lbs for the Starcraft Marine C-Star 1800 I/O 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.
How many people can each boat hold?
The Starcraft Marine C-Star 1800 I/O 2005 is Coast Guard rated for 8 passengers, while the Starcraft Marine C-Star 1800 I/O 2006 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 has the better power-to-weight ratio?
The Starcraft Marine C-Star 1800 I/O 2006 has a better power-to-weight ratio at 401 lbs per hp compared to 401 lbs per hp for the Starcraft Marine C-Star 1800 I/O 2005. A lower number means quicker acceleration and faster time to plane — the number that actually matters most on short, sporty boats like these.
Which boat is wider, and does it affect trailering?
The Starcraft Marine C-Star 1800 I/O 2005 measures 94" wide, compared to 92" for the Starcraft Marine C-Star 1800 I/O 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.
How do the fuel tanks compare on the Starcraft Marine C-Star 1800 I/O 2005 and Starcraft Marine C-Star 1800 I/O 2006?
Both boats carry similar fuel loads — 3 gallons and 3 gallons respectively. Range will depend heavily on motor choice, throttle usage, and whether you're on flat lake water or coastal chop.
Are the Starcraft Marine C-Star 1800 I/O 2005 and Starcraft Marine C-Star 1800 I/O 2006 from the same manufacturer?
Yes — both the Starcraft Marine C-Star 1800 I/O 2005 and the Starcraft Marine C-Star 1800 I/O 2006 are built by Starcraft Marine. 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.