Sylvan Alaskan 15  2006 boat specs
Sylvan
Sylvan Alaskan 15 2006
2006
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VS
Sylvan Mirage Fish 8520 RE 2006 boat specs
Sylvan
Sylvan Mirage Fish 8520 RE 2006
2006
View full specs →

Sylvan Alaskan 15 2006 vs Sylvan Mirage Fish 8520 RE 2006 — Same Brand, Different Boat

The Sylvan Alaskan 15 2006 vs Sylvan Mirage Fish 8520 RE 2006 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.

Size is the most obvious dividing line here. The Sylvan Alaskan 15 2006 measures 14,0 feet overall (2006), giving it roughly 12,0 additional feet of deck space compared to the Sylvan Mirage Fish 8520 RE 2006 at 2,0 feet (2006). At 27 lbs and 16 lbs respectively, both sit in a similar weight class — either should pair comfortably with most mid-size SUVs and half-ton trucks, though always confirm your specific tow rating with the motor added.

The power gap is worth calling out. Rated to 35 hp, the Sylvan Alaskan 15 2006 has a 33-hp advantage over the Sylvan Mirage Fish 8520 RE 2006's 2-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 Mirage Fish 8520 RE 2006 is rated for 12 passengers, while the Sylvan Alaskan 15 2006 caps at 4. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Sylvan Mirage Fish 8520 RE 2006 could be the deciding factor.

At this size, power-to-weight ratio matters more than outright horsepower. The Sylvan Alaskan 15 2006 comes in at 1 lbs per hp versus 8 lbs per hp for the Sylvan Mirage Fish 8520 RE 2006. 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.

The Sylvan Mirage Fish 8520 RE 2006 is an inflatable design — lighter, easier to store, and quicker to launch from a beach or dock without a slipway. The Sylvan Alaskan 15 2006 is a rigid hull, which typically offers a more confident ride in chop and easier maintenance over the long term.

Bottom line: Choose the Sylvan Mirage Fish 8520 RE 2006 if your priority is putting more people on the water — it handles 12 passengers and at 2,0 ft it has the deck room to back that rating up comfortably. The Sylvan Alaskan 15 2006 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
MakeSylvan
MakeSylvan
ModelAlaskan 15
ModelMirage Fish 8520 RE
Model Year2006
Model Year2006
Measurements / Dimensions
Beam72 in
Beam102 in
Beam - Meters1.83
Beam - Meters2.59
Beam - Inches72
Beam - Inches102
Depth - Detail21 in
Depth - Detailnot available
Depth - Centimeters53.34
Depth - Centimetersnot available
Depth - Inches21
Depth - Inchesnot available
Weight - Detail270 lbs
Weight - Detail1,600 lbs
Weight - kg122.47
Weight - kg725.75
Weight - lbs.27
Weight - lbs.16
Width [transom] - Detail59 in
Width [transom] - Detailnot available
Height - Detail27 in
Height - Detailnot available
Height - Meters0.69
Height - Metersnot available
Height - Inches27
Height - Inchesnot available
Length - Feet14
Length - Feet2
Length - Inches11
Length - Inches3
Length overall - Detail14 ft. 11 in
Length overall - Detail20 ft. 3 in
Length overall - Meters4.55
Length overall - Meters6.17
Length overall - Inches179
Length overall - Inches243
Body / Hull
Hull thicknessBottom: 0.064 Side: 0.060 Rib: 0.064
Hull thicknessnot available
Engine and Drivetrain
Fuel typeGas
Fuel typeGas
Drive typeOutboard
Drive typeOutboard
Engine max35 hp
Engine max2 Tubes: 90 hp 3 Tubes: 135 hp
Fuel tank capacity - Detailnot available
Fuel tank capacity - Detail24 gal
Fuel tank capacity - Litersnot available
Fuel tank capacity - Liters90.85
Fuel tank capacity - Galnot available
Fuel tank capacity - Gal24
Operational Info
Maximum capacity850 lbs
Maximum capacity2,000 lbs
Maximum people4
Maximum people12
Pontoon and Inflatable Specific
Tube diameternot available
Tube diameter25 in
Tube gaugenot available
Tube gauge.080 in
Number of tubesnot available
Number of tubes2

Sylvan Alaskan 15 2006 vs Sylvan Mirage Fish 8520 RE 2006 — Common Questions

Which is the larger boat — the Sylvan Alaskan 15 2006 or the Sylvan Mirage Fish 8520 RE 2006?
The Sylvan Alaskan 15 2006 is the longer of the two at 14,0 feet overall. The Sylvan Mirage Fish 8520 RE 2006 comes in at 2,0 feet, making it roughly 12,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Sylvan Alaskan 15 2006 or the Sylvan Mirage Fish 8520 RE 2006?
For trailering, the Sylvan Mirage Fish 8520 RE 2006 has the edge at 16 lbs dry weight versus 27 lbs for the Sylvan Alaskan 15 2006. 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 Sylvan Alaskan 15 2006 is rated to a maximum of 35 hp, giving it the larger power ceiling. The Sylvan Mirage Fish 8520 RE 2006 tops out at 2 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 Alaskan 15 2006 is Coast Guard rated for 4 passengers, while the Sylvan Mirage Fish 8520 RE 2006 is certified for 12. 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 Sylvan Alaskan 15 2006 has a better power-to-weight ratio at 1 lbs per hp compared to 8 lbs per hp for the Sylvan Mirage Fish 8520 RE 2006. 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 Sylvan Mirage Fish 8520 RE 2006 measures 102" wide, compared to 72" for the Sylvan Alaskan 15 2006. 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 Alaskan 15 2006 and Sylvan Mirage Fish 8520 RE 2006 from the same manufacturer?
Yes — both the Sylvan Alaskan 15 2006 and the Sylvan Mirage Fish 8520 RE 2006 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.