Detailed Evaluation & Buyer Recommendation
Crestliner Backwater 1870 SC/CC 2010 vs Crestliner Grand Cayman 2785 2010: Same Brand, Different Boat
The Crestliner Backwater 1870 SC/CC 2010 is a modified-V design and the Crestliner Grand Cayman 2785 2010 is a pontoon 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 2785 2010 measures 26,6 feet overall (2010), giving it roughly 8,6 additional feet of deck space compared to the Crestliner Backwater 1870 SC/CC 2010 at 18,0 feet (2010). Weight tells a clearer story for trailering families: the Crestliner Grand Cayman 2785 2010 tips the scales at 2 850 lbs - 1 675 lbs less than the Crestliner Backwater 1870 SC/CC 2010 at 1 175 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 150 hp, the Crestliner Grand Cayman 2785 2010 has a 60-hp advantage over the Crestliner Backwater 1870 SC/CC 2010's 90-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 2785 2010 is rated for 16 passengers, while the Crestliner Backwater 1870 SC/CC 2010 caps at 5. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Crestliner Grand Cayman 2785 2010 could be the deciding factor.
Bottom line: Choose the Crestliner Grand Cayman 2785 2010 if your priority is putting more people on the water - it handles 16 passengers and at 26,6 ft it has the deck room to back that rating up comfortably. The Crestliner Backwater 1870 SC/CC 2010 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
MakeCrestliner
MakeCrestliner
ModelBackwater 1870 SC/CC
ModelGrand Cayman 2785
Model Year2010
Model Year2010
Measurements / Dimensions
Beam90.5 in. (230 cm)
Beam102 in. (259 cm)
Beam - Meters2.31
Beam - Meters2.59
Beam - Inches90.5
Beam - Inches102
Deadrise10℃
Deadrisenot available
Weight - Detail1,175 lbs. (533 kg)
Weight - Detail2,500 lbs. (1,134 kg) 2,850 lbs. (1,293 kg) with Tritoon
Weight - kg532.97
Weight - kg1292.74
Weight - lbs.1175
Weight - lbs.2850
Width [transom] - Detail70 in. (178 cm)
Width [transom] - Detailnot available
Height - Detail23 in. (58 cm)
Height - Detailnot available
Height - Meters0.58
Height - Metersnot available
Height - Inches23
Height - Inchesnot available
Height [transom]20 in. (51 cm)
Height [transom]not available
Length - Feet18
Length - Feet26.58
Length overall - Detail18 ft. 0 in. (5.5 m)
Length overall - Detail26 ft. 7 in. (8.0 m)
Length overall - Meters5.49
Length overall - Meters8.1
Length overall - Inches216
Length overall - Inches319
Length [at waterline]not available
Length [at waterline]26 ft. (7.9 m) tube length
Body / Hull
Hull materialAluminum
Hull materialAluminum
Hull thickness0.100 in.
Hull thicknessnot available
Hull typeModified Vee
Hull typePontoon
Engine and Drivetrain
Fuel tank capacity - DetailPortable
Fuel tank capacity - Detail25 gal. (95 l) 56 gal. (212 l) with Tritoon
Drive typeOutboard
Drive typeOutboard
Engine max90 hp (outboard) 115 hp (jet)
Engine max150 hp 300 hp with Tritoon
Fuel tank capacity - Litersnot available
Fuel tank capacity - Liters211.98
Fuel tank capacity - Galnot available
Fuel tank capacity - Gal56
Operational Info
Maximum capacity1,355 lbs. (614 kg)
Maximum capacity2,900 lbs. (1,315 kg) 4,000 lbs. (1,814 kg) with Tritoon
Maximum people5
Maximum people16 20 with Tritoon
Pontoon and Inflatable Specific
Tube diameternot available
Tube diameter27 in. (69 cm)
Tube gaugenot available
Tube gauge0.080 in. tube 0.090 in. nose cone
Number of tubesnot available
Number of tubes2 or 3