Sylvan 1700 Avenger DC 2005 boat specs
Sylvan
Sylvan 1700 Avenger DC 2005
2005
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VS
Sylvan Alaskan 12 DLX 2009 boat specs
Sylvan
Sylvan Alaskan 12 DLX 2009
2009
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Sylvan 1700 Avenger DC 2005 vs Sylvan Alaskan 12 DLX 2009 — Same Brand, Different Boat

The Sylvan 1700 Avenger DC 2005 vs Sylvan Alaskan 12 DLX 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.

The power gap is worth calling out. Rated to 135 hp, the Sylvan 1700 Avenger DC 2005 has a 120-hp advantage over the Sylvan Alaskan 12 DLX 2009's 15-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 Sylvan 1700 Avenger DC 2005 is rated for 5 passengers, while the Sylvan Alaskan 12 DLX 2009 caps at 3. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Sylvan 1700 Avenger DC 2005 could be the deciding factor.

Bottom line: Choose the Sylvan 1700 Avenger DC 2005 if your priority is putting more people on the water — it handles 5 passengers and at 17,0 ft it has the deck room to back that rating up comfortably. The Sylvan Alaskan 12 DLX 2009 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 3 that costs less to run day-to-day.
General Boat Info
MakeSylvan
MakeSylvan
Model1700 Avenger DC
ModelAlaskan 12 DLX
Model Year2005
Model Year2009
Measurements / Dimensions
Beam91 in
Beam63 in
Beam - Meters2.31
Beam - Meters1.6
Beam - Inches91
Beam - Inches63
Depth - Detail23 in
Depth - Detail19 in
Depth - Centimeters58.42
Depth - Centimeters48.26
Depth - Inches23
Depth - Inches19
Width [transom] - Detail90 in
Width [transom] - Detail56 in
Height - Detail31 in
Height - Detail24 in
Height - Meters0.79
Height - Meters0.61
Height - Inches31
Height - Inches24
Height [transom]LS
Height [transom]LS / SS
Length - Feet17
Length - Feet11
Length overall - Detail17 ft. 0 in
Length overall - Detail11 ft. 11 in
Length overall - Meters5.18
Length overall - Meters3.63
Length overall - Inches204
Length overall - Inches143
Weight - Detailnot available
Weight - Detail185 lbs
Weight - kgnot available
Weight - kg83.91
Weight - lbs.not available
Weight - lbs.185
Length - Inchesnot available
Length - Inches11
Body / Hull
Hull thicknessBottom: 0.100 Side: 0.086 Rib: 0.1
Hull thicknessBottom: 0.064 in. Side: 0.060 in. Rib: 0.064 in
Hull materialnot available
Hull materialAluminum
Hull typenot available
Hull typeModified Vee
Engine and Drivetrain
Fuel tank capacity - Detail31 gal
Fuel tank capacity - Detailnot available
Fuel tank capacity - Liters117.35
Fuel tank capacity - Litersnot available
Fuel tank capacity - Gal31
Fuel tank capacity - Galnot available
Drive typeOutboard
Drive typeOutboard
Engine max135 hp
Engine max15 hp
Max no of enginesnot available
Max no of engines1
Fuel typenot available
Fuel typeGas
Operational Info
Maximum capacitynot available
Maximum capacity700 lbs
Maximum peoplenot available
Maximum people3

Sylvan 1700 Avenger DC 2005 vs Sylvan Alaskan 12 DLX 2009 — Common Questions

Which is the larger boat — the Sylvan 1700 Avenger DC 2005 or the Sylvan Alaskan 12 DLX 2009?
The Sylvan 1700 Avenger DC 2005 is the longer of the two at 17,0 feet overall. The Sylvan Alaskan 12 DLX 2009 comes in at 11,0 feet, making it roughly 6,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which boat can handle a bigger outboard?
The Sylvan 1700 Avenger DC 2005 is rated to a maximum of 135 hp, giving it the larger power ceiling. The Sylvan Alaskan 12 DLX 2009 tops out at 15 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 Sylvan 1700 Avenger DC 2005 is Coast Guard rated for 5 passengers, while the Sylvan Alaskan 12 DLX 2009 is certified for 3. 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 Sylvan 1700 Avenger DC 2005 measures 91" wide, compared to 63" for the Sylvan Alaskan 12 DLX 2009. 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 Sylvan 1700 Avenger DC 2005 and Sylvan Alaskan 12 DLX 2009 from the same manufacturer?
Yes — both the Sylvan 1700 Avenger DC 2005 and the Sylvan Alaskan 12 DLX 2009 are built by Sylvan. 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.