Detailed Evaluation & Buyer Recommendation
Crestliner Grand Cayman 2485 I/O Tritoon 2008 vs Crestliner Sportsman 18 2007: Same Brand, Different Boat
The Crestliner Grand Cayman 2485 I/O Tritoon 2008 is a pontoon design and the Crestliner Sportsman 18 2007 is a modified-V design, so you're likely deciding between two noticeably different on-water experiences. Hull type shapes everything from ride quality and fuel burn to dock handling and resale trajectory.
Size is the most obvious dividing line here. The Crestliner Grand Cayman 2485 I/O Tritoon 2008 measures 23,0 feet overall (2008), giving it roughly 5,0 additional feet of deck space compared to the Crestliner Sportsman 18 2007 at 18,0 feet (2007). Weight tells a clearer story for trailering families: the Crestliner Grand Cayman 2485 I/O Tritoon 2008 tips the scales at 2 000 lbs - 1 390 lbs more than the Crestliner Sportsman 18 2007 at 610 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 Crestliner Sportsman 18 2007 tops out at 50 hp. Engine specs for the Crestliner Grand Cayman 2485 I/O Tritoon 2008 aren't listed - confirm with a dealer before selecting an outboard.
For family outings this is probably the sharpest distinction between the two. The Crestliner Grand Cayman 2485 I/O Tritoon 2008 is rated for 12 passengers, while the Crestliner Sportsman 18 2007 caps at 7. 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 Tritoon 2008 could be the deciding factor.
Bottom line: Choose the Crestliner Grand Cayman 2485 I/O Tritoon 2008 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 Sportsman 18 2007 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 7 that costs less to run day-to-day.
General Boat Info
MakeCrestliner
MakeCrestliner
ModelGrand Cayman 2485 I/O Tritoon
ModelSportsman 18
Model Year2008
Model Year2007
Measurements / Dimensions
Beam102 in. (259 cm)
Beam78 in. (198 cm)
Beam - Meters2.59
Beam - Meters1.98
Beam - Inches102
Beam - Inches78
Weight - Detail2,000 lbs. (907 kg) with 4.3 l
Weight - Detail610 lbs. (276 kg)
Weight - kg907.18
Weight - kg276.69
Weight - lbs.2000
Weight - lbs.610
Length - Meters7.1
Length - Meters5.5
Length - Feet23
Length - Feet18
Length - Inches6
Length - Inchesnot available
Length overall - Detail23 ft. 6 in. (7.1 m)
Length overall - Detail18 ft. 0 in. (5.5 m)
Length overall - Meters7.16
Length overall - Meters5.49
Length overall - Inches282
Length overall - Inches216
Deadrisenot available
Deadrise10℃
Width [transom] - Detailnot available
Width [transom] - Detail78 in. (198 cm)
Height - Detailnot available
Height - Detail33.5 in. (85 cm)
Height - Metersnot available
Height - Meters0.86
Height - Inchesnot available
Height - Inches33.5
Height [transom]not available
Height [transom]20 in. (51 cm)
Body / Hull
Hull materialAluminum
Hull materialnot available
Hull thickness0.080 in.
Hull thicknessBottom: .090 Sides: .080 Transom: .125
Hull typePontoon
Hull typeModified Vee
Pontoon and Inflatable Specific
Tube diameter27 in. (69 cm)
Tube diameternot available
Number of tubes3
Number of tubesnot available
Engine and Drivetrain
Fuel tank capacity - Detail56 gal. (212 l)
Fuel tank capacity - Detailnot available
Fuel tank capacity - Liters211.98
Fuel tank capacity - Litersnot available
Fuel tank capacity - Gal56
Fuel tank capacity - Galnot available
Drive typeI/O
Drive typeOutboard
Engine/s standardnot available
Engine/s standard25ELH
Engine maxnot available
Engine max50 hp
Operational Info
Maximum capacity3,613 lbs. (1,638 kg)
Maximum capacity1,390 lbs. (630 kg)
Maximum people12
Maximum people7