Crestliner Ambush 18 2012 boat specs
Crestliner
Crestliner Ambush 18 2012
2012
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VS
Crestliner Grand Cayman 2585 2008 boat specs
Crestliner
Crestliner Grand Cayman 2585 2008
2008
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Crestliner Ambush 18 2012 vs Crestliner Grand Cayman 2585 2008 — Same Brand, Different Boat

Matching a modified vee Crestliner Ambush 18 2012 against a pontoon Crestliner Grand Cayman 2585 2008 means you're likely deciding between two genuinely 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 2585 2008 measures 24,0 feet overall (2008), giving it roughly 6,0 additional feet of deck space compared to the Crestliner Ambush 18 2012 at 18,0 feet (2012). Weight tells a clearer story for trailering families: the Crestliner Ambush 18 2012 tips the scales at 1 009 lbs — 986 lbs more than the Crestliner Grand Cayman 2585 2008 at 23 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 2585 2008 has a 60-hp advantage over the Crestliner Ambush 18 2012's 90-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Both carry nearly identical fuel loads — 22 gal and 25 gal — so range won't be a tiebreaker here.

For family outings this is probably the sharpest distinction between the two. The Crestliner Grand Cayman 2585 2008 is rated for 14 passengers, while the Crestliner Ambush 18 2012 caps at 4. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Crestliner Grand Cayman 2585 2008 could be the deciding factor.

Bottom line: Choose the Crestliner Grand Cayman 2585 2008 if your priority is putting more people on the water — it handles 14 passengers and at 24,0 ft it has the deck room to back that rating up comfortably. The Crestliner Ambush 18 2012 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 4 that costs less to run day-to-day.
General Boat Info
MakeCrestliner
MakeCrestliner
ModelAmbush 18
ModelGrand Cayman 2585
Model Year2012
Model Year2008
Measurements / Dimensions
Beam79 in. (201 cm)
Beam102 in. (259 cm)
Beam - Meters2.01
Beam - Meters2.59
Beam - Inches79
Beam - Inches102
Deadrise7°
Deadrisenot available
Depth - DetailSide: 22 in. (56 cm)
Depth - Detailnot available
Depth - Centimeters55.88
Depth - Centimetersnot available
Depth - Inches22
Depth - Inchesnot available
Weight - Detail1,009 lbs. (452 kg)
Weight - Detail2,300 lbs. (1,043 kg)
Weight - kg457.67
Weight - kg1043.26
Weight - lbs.1009
Weight - lbs.23
Height [transom]20 in. (51 cm)
Height [transom]not available
Length - Feet18
Length - Feet24
Length overall - Detail18 ft. (5.5 m)
Length overall - Detail24 ft. 7 in. (7.4 m)
Length overall - Meters5.49
Length overall - Meters7.49
Length overall - Inches216
Length overall - Inches295
Length - Metersnot available
Length - Meters7.4
Length - Inchesnot available
Length - Inches7
Body / Hull
Hull materialAluminum
Hull materialAluminum
Hull thickness0.100 in
Hull thickness0.080 in
Hull typeModified Vee
Hull typePontoon
Engine and Drivetrain
Fuel tank capacity - Detail22 gal. (91 l)
Fuel tank capacity - Detail25 gal. (95 l)
Fuel tank capacity - Liters83.28
Fuel tank capacity - Liters94.64
Fuel tank capacity - Gal22
Fuel tank capacity - Gal25
Fuel typeGas
Fuel typeGas
Drive typeOutboard
Drive typeOutboard
Engine max90 hp
Engine max150 hp
Operational Info
Maximum capacity1,202 lbs. (545 kg)
Maximum capacity2,155 lbs. (977 kg)
Maximum people4
Maximum people14
Pontoon and Inflatable Specific
Tube diameternot available
Tube diameter27 in. (69 cm)
Number of tubesnot available
Number of tubes2

Crestliner Ambush 18 2012 vs Crestliner Grand Cayman 2585 2008 — Common Questions

Which is the larger boat — the Crestliner Ambush 18 2012 or the Crestliner Grand Cayman 2585 2008?
The Crestliner Grand Cayman 2585 2008 is the longer of the two at 24,0 feet overall. The Crestliner Ambush 18 2012 comes in at 18,0 feet, making it roughly 6,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Crestliner Ambush 18 2012 or the Crestliner Grand Cayman 2585 2008?
For trailering, the Crestliner Grand Cayman 2585 2008 has the edge at 23 lbs dry weight versus 1 009 lbs for the Crestliner Ambush 18 2012. 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 Grand Cayman 2585 2008 is rated to a maximum of 150 hp, giving it the larger power ceiling. The Crestliner Ambush 18 2012 tops out at 90 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 Ambush 18 2012 is Coast Guard rated for 4 passengers, while the Crestliner Grand Cayman 2585 2008 is certified for 14. 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 2585 2008 measures 102" wide, compared to 79" for the Crestliner Ambush 18 2012. 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.
Which boat has the larger fuel tank — the Crestliner Ambush 18 2012 or the Crestliner Grand Cayman 2585 2008?
The Crestliner Grand Cayman 2585 2008 has the bigger tank at 25 gallons, versus 22 gallons on the Crestliner Ambush 18 2012. That 3-gallon difference translates to roughly 9–15 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Crestliner Ambush 18 2012 and Crestliner Grand Cayman 2585 2008 from the same manufacturer?
Yes — both the Crestliner Ambush 18 2012 and the Crestliner Grand Cayman 2585 2008 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.