Crestliner C 1860 V 2005 boat specs
Crestliner
Crestliner C 1860 V 2005
2005
View full specs →
VS
Crestliner Grand Cayman 2485 I/O RFL TriToon 2009 boat specs
Crestliner
Crestliner Grand Cayman 2485 I/O RFL TriToon 2009
2009
View full specs →

Crestliner C 1860 V 2005 vs Crestliner Grand Cayman 2485 I/O RFL TriToon 2009 — Same Brand, Different Boat

The Crestliner C 1860 V 2005 vs Crestliner Grand Cayman 2485 I/O RFL TriToon 2009 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.

Size is the most obvious dividing line here. The Crestliner Grand Cayman 2485 I/O RFL TriToon 2009 measures 23,0 feet overall (2009), giving it roughly 5,0 additional feet of deck space compared to the Crestliner C 1860 V 2005 at 18,0 feet (2005). Weight tells a clearer story for trailering families: the Crestliner Grand Cayman 2485 I/O RFL TriToon 2009 tips the scales at 3 613 lbs — 3 556 lbs less than the Crestliner C 1860 V 2005 at 57 lbs. That difference is meaningful if you're working within a half-ton or three-quarter-ton truck's tow rating, especially once you factor in a motor, gear, and fuel.

The power gap is worth calling out. Rated to 50 hp, the Crestliner C 1860 V 2005 has a 47-hp advantage over the Crestliner Grand Cayman 2485 I/O RFL TriToon 2009's 3-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load.

For family outings this is probably the sharpest distinction between the two. The Crestliner Grand Cayman 2485 I/O RFL TriToon 2009 is rated for 12 passengers, while the Crestliner C 1860 V 2005 caps at 6. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Crestliner Grand Cayman 2485 I/O RFL TriToon 2009 could be the deciding factor.

Bottom line: Choose the Crestliner Grand Cayman 2485 I/O RFL TriToon 2009 if your priority is putting more people on the water — it handles 12 passengers and at 23,0 ft it has the deck room to back that rating up comfortably. The Crestliner C 1860 V 2005 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 6 that costs less to run day-to-day.
General Boat Info
MakeCrestliner
MakeCrestliner
ModelC 1860 V
ModelGrand Cayman 2485 I/O RFL TriToon
Model Year2005
Model Year2009
Measurements / Dimensions
Beam86.5 in. (220cm)
Beam102 in. (259 cm)
Beam - Meters2.21
Beam - Meters2.59
Beam - Inches86.5
Beam - Inches102
Depth - Detail21.5 in. (55 cm)
Depth - Detailnot available
Depth - Centimeters55.88
Depth - Centimetersnot available
Depth - Inches21.5
Depth - Inchesnot available
Weight - Detail570 lbs. (259 kg)
Weight - Detail3,613 lbs. (1,638 kg) with 4.3 l
Weight - kg258.55
Weight - kg1638.83
Weight - lbs.57
Weight - lbs.3613
Width [transom] - Detail60 in. (152 cm)
Width [transom] - Detailnot available
Height [transom]20 in. (51 cm)
Height [transom]not available
Length - Meters5.5
Length - Meters7.1
Length - Feet18
Length - Feet23
Length overall - Detail18 ft. 0 in. (5.5 m)
Length overall - Detail23 ft. 6 in. (7.1 m)
Length overall - Meters5.49
Length overall - Meters7.16
Length overall - Inches216
Length overall - Inches282
Length - Inchesnot available
Length - Inches6
Body / Hull
Hull materialAluminum
Hull materialAluminum
Hull thicknessHull Gauge: .100 in
Hull thicknessnot available
Hull typenot available
Hull typePontoon
Engine and Drivetrain
Engine max50 hp
Engine max3.0 l - 5.0 l
Fuel tank capacity - Detailnot available
Fuel tank capacity - Detail56 gal. (212 l)
Fuel tank capacity - Litersnot available
Fuel tank capacity - Liters211.98
Fuel tank capacity - Galnot available
Fuel tank capacity - Gal56
Fuel typenot available
Fuel typeGas
Drive typenot available
Drive typeI/O
Operational Info
Maximum capacity1,457 lbs. (665 kg)
Maximum capacity2,000 lbs. (907 kg)
Maximum people6
Maximum people12
Trailer Info
Trailer - DetailOptional
Trailer - Detailnot available
Pontoon and Inflatable Specific
Tube diameternot available
Tube diameter27 in. (69 cm)
Tube gaugenot available
Tube gauge0.080 in

Crestliner C 1860 V 2005 vs Crestliner Grand Cayman 2485 I/O RFL TriToon 2009 — Common Questions

Which is the larger boat — the Crestliner C 1860 V 2005 or the Crestliner Grand Cayman 2485 I/O RFL TriToon 2009?
The Crestliner Grand Cayman 2485 I/O RFL TriToon 2009 is the longer of the two at 23,0 feet overall. The Crestliner C 1860 V 2005 comes in at 18,0 feet, making it roughly 5,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Crestliner C 1860 V 2005 or the Crestliner Grand Cayman 2485 I/O RFL TriToon 2009?
For trailering, the Crestliner C 1860 V 2005 has the edge at 57 lbs dry weight versus 3 613 lbs for the Crestliner Grand Cayman 2485 I/O RFL TriToon 2009. 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 C 1860 V 2005 is rated to a maximum of 50 hp, giving it the larger power ceiling. The Crestliner Grand Cayman 2485 I/O RFL TriToon 2009 tops out at 3 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 C 1860 V 2005 is Coast Guard rated for 6 passengers, while the Crestliner Grand Cayman 2485 I/O RFL TriToon 2009 is certified for 12. 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 Grand Cayman 2485 I/O RFL TriToon 2009 measures 102" wide, compared to 87" for the Crestliner C 1860 V 2005. 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 C 1860 V 2005 and Crestliner Grand Cayman 2485 I/O RFL TriToon 2009 from the same manufacturer?
Yes — both the Crestliner C 1860 V 2005 and the Crestliner Grand Cayman 2485 I/O RFL TriToon 2009 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.