Crestliner Sport Classic 1685 2008 boat specs
Crestliner
Crestliner Sport Classic 1685 2008
2008
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VS
Crestliner Super Hawk 1800 2008 boat specs
Crestliner
Crestliner Super Hawk 1800 2008
2008
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Crestliner Sport Classic 1685 2008 vs Crestliner Super Hawk 1800 2008 — Same Brand, Different Boat

Matching a pontoon Crestliner Sport Classic 1685 2008 against a modified vee Crestliner Super Hawk 1800 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.

On paper these two are close siblings in the size department — Crestliner Sport Classic 1685 2008 at 16,0 ft versus Crestliner Super Hawk 1800 2008 at 18,0 ft. Weight tells a clearer story for trailering families: the Crestliner Sport Classic 1685 2008 tips the scales at 1 575 lbs — 1 428 lbs more than the Crestliner Super Hawk 1800 2008 at 147 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 175 hp, the Crestliner Super Hawk 1800 2008 has a 125-hp advantage over the Crestliner Sport Classic 1685 2008's 50-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load.

Both boats are rated for 7 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 Crestliner Super Hawk 1800 2008 comes in at 1 lbs per hp versus 32 lbs per hp for the Crestliner Sport Classic 1685 2008. 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: Performance buyers should lean toward the Crestliner Super Hawk 1800 2008 and its 175-hp ceiling. If fuel economy and quieter running matter more than top-end speed, the Crestliner Sport Classic 1685 2008 with its 50-hp rating is the more economical daily driver.
General Boat Info
MakeCrestliner
MakeCrestliner
ModelSport Classic 1685
ModelSuper Hawk 18
Model Year2008
Model Year2008
Measurements / Dimensions
Beam101 in. (257 cm)
Beam95 in. (241 cm)
Beam - Meters2.57
Beam - Meters2.41
Beam - Inches101
Beam - Inches95
Weight - Detail1,575 lbs. (714 kg)
Weight - Detail1,470 lbs. (667 kg)
Weight - kg714.41
Weight - kg666.78
Weight - lbs.1575
Weight - lbs.147
Length - Meters5
Length - Meters5.5
Length - Feet16
Length - Feet18
Length - Inches6
Length - Inches2
Length overall - Detail16 ft. 6 in. (5.0 m)
Length overall - Detail18 ft. 2 in. (5.5 m)
Length overall - Meters5.03
Length overall - Meters5.54
Length overall - Inches198
Length overall - Inches218
Depth - Detailnot available
Depth - Detail27 in. (69 cm)
Depth - Centimetersnot available
Depth - Centimeters68.58
Depth - Inchesnot available
Depth - Inches27
Width [transom] - Detailnot available
Width [transom] - Detail95 in. (241 cm)
Height - Detailnot available
Height - Detail41 in. (104 cm)
Height - Metersnot available
Height - Meters1.04
Height - Inchesnot available
Height - Inches41
Height [transom]not available
Height [transom]25 in. (64 cm)
Body / Hull
Hull materialAluminum
Hull materialAluminum
Hull typePontoon
Hull typeModified Vee
Hull thicknessnot available
Hull thicknessBottom: 0.100 in. Sides: 0.090 in. Transom: 0.125 in
Pontoon and Inflatable Specific
Tube diameter23 in. (58 cm)
Tube diameternot available
Tube gauge0.080 in
Tube gaugenot available
Number of tubes2
Number of tubesnot available
Engine and Drivetrain
Fuel tank capacity - DetailPortable
Fuel tank capacity - Detail33 gal. (125 l)
Fuel typeGas
Fuel typeGas
Drive typeOutboard
Drive typeOutboard
Engine max50 hp
Engine max175 hp
Fuel tank capacity - Litersnot available
Fuel tank capacity - Liters124.92
Fuel tank capacity - Galnot available
Fuel tank capacity - Gal33
Operational Info
Maximum capacity1,425 lbs. (647 kg)
Maximum capacity1,625 lbs. (737 kg)
Maximum people7
Maximum people7

Crestliner Sport Classic 1685 2008 vs Crestliner Super Hawk 1800 2008 — Common Questions

Which is the larger boat — the Crestliner Sport Classic 1685 2008 or the Crestliner Super Hawk 1800 2008?
The Crestliner Super Hawk 1800 2008 is the longer of the two at 18,0 feet overall. The Crestliner Sport Classic 1685 2008 comes in at 16,0 feet, making it roughly 2,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Crestliner Sport Classic 1685 2008 or the Crestliner Super Hawk 1800 2008?
For trailering, the Crestliner Super Hawk 1800 2008 has the edge at 147 lbs dry weight versus 1 575 lbs for the Crestliner Sport Classic 1685 2008. 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 Super Hawk 1800 2008 is rated to a maximum of 175 hp, giving it the larger power ceiling. The Crestliner Sport Classic 1685 2008 tops out at 50 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 Sport Classic 1685 2008 is Coast Guard rated for 7 passengers, while the Crestliner Super Hawk 1800 2008 is certified for 7. 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 Crestliner Super Hawk 1800 2008 has a better power-to-weight ratio at 1 lbs per hp compared to 32 lbs per hp for the Crestliner Sport Classic 1685 2008. 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 Crestliner Sport Classic 1685 2008 measures 101" wide, compared to 95" for the Crestliner Super Hawk 1800 2008. 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 Sport Classic 1685 2008 and Crestliner Super Hawk 1800 2008 from the same manufacturer?
Yes — both the Crestliner Sport Classic 1685 2008 and the Crestliner Super Hawk 1800 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.