Alumacraft Sierra 1236 2012 boat specs
Alumacraft
Alumacraft Sierra 1236 2012
2012
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Alumacraft V-Bow 1756 AW Tunnel CC 2007 boat specs
Alumacraft
Alumacraft V-Bow 1756 AW Tunnel CC 2007
2007
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Alumacraft Sierra 1236 2012 vs Alumacraft V-Bow 1756 AW Tunnel CC 2007 — Same Brand, Different Boat

Matching a flat Alumacraft Sierra 1236 2012 against a modified vee Alumacraft V-Bow 1756 AW Tunnel CC 2007 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 Alumacraft V-Bow 1756 AW Tunnel CC 2007 measures 17,0 feet overall (2007), giving it roughly 5,0 additional feet of deck space compared to the Alumacraft Sierra 1236 2012 at 12,0 feet (2012). At 125 lbs and 86 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 75 hp, the Alumacraft V-Bow 1756 AW Tunnel CC 2007 has a 60-hp advantage over the Alumacraft Sierra 1236 2012'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 Alumacraft V-Bow 1756 AW Tunnel CC 2007 is rated for 5 passengers, while the Alumacraft Sierra 1236 2012 caps at 3. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Alumacraft V-Bow 1756 AW Tunnel CC 2007 could be the deciding factor.

At this size, power-to-weight ratio matters more than outright horsepower. The Alumacraft V-Bow 1756 AW Tunnel CC 2007 comes in at 1 lbs per hp versus 8 lbs per hp for the Alumacraft Sierra 1236 2012. 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: Choose the Alumacraft V-Bow 1756 AW Tunnel CC 2007 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 Alumacraft Sierra 1236 2012 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
MakeAlumacraft
MakeAlumacraft
ModelSierra 1236
ModelV-Bow 1756 AW Tunnel CC
Model Year2012
Model Year2007
Measurements / Dimensions
Beam55 in
Beam83 in
Beam - Meters1.4
Beam - Meters2.11
Beam - Inches55
Beam - Inches83
Weight - Detail125 lbs
Weight - Detail860 lbs
Weight - kg56.7
Weight - kg390.09
Weight - lbs.125
Weight - lbs.86
Height - DetailSide: 19 in
Height - Detail24 in
Height - Meters0.48
Height - Meters0.61
Height - Inches19
Height - Inches24
Height [transom]15 in
Height [transom]21 in
Length - Feet12
Length - Feet17
Length overall - Detail12 ft
Length overall - Detail17 ft. 0 in
Length overall - Meters3.66
Length overall - Meters5.18
Length overall - Inches144
Length overall - Inches204
Width [transom] - Detailnot available
Width [transom] - Detail56 in
Body / Hull
Hull materialAluminum
Hull materialAluminum
Hull thickness0.053 in
Hull thickness0.102 in
Hull typeFlat
Hull typeModified Vee
Engine and Drivetrain
Fuel typeGas
Fuel typeGas
Drive typeOutboard
Drive typeOutboard
Horsepower15 hp
Horsepowernot available
Fuel tank capacity - Detailnot available
Fuel tank capacity - Detail16 gal
Fuel tank capacity - Litersnot available
Fuel tank capacity - Liters60.57
Fuel tank capacity - Galnot available
Fuel tank capacity - Gal16
Engine maxnot available
Engine max75 hp
Operational Info
Maximum capacity540 lbs
Maximum capacity825 lbs
Maximum people3
Maximum people5

Alumacraft Sierra 1236 2012 vs Alumacraft V-Bow 1756 AW Tunnel CC 2007 — Common Questions

Which is the larger boat — the Alumacraft Sierra 1236 2012 or the Alumacraft V-Bow 1756 AW Tunnel CC 2007?
The Alumacraft V-Bow 1756 AW Tunnel CC 2007 is the longer of the two at 17,0 feet overall. The Alumacraft Sierra 1236 2012 comes in at 12,0 feet, making it roughly 5,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Alumacraft Sierra 1236 2012 or the Alumacraft V-Bow 1756 AW Tunnel CC 2007?
For trailering, the Alumacraft V-Bow 1756 AW Tunnel CC 2007 has the edge at 86 lbs dry weight versus 125 lbs for the Alumacraft Sierra 1236 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 Alumacraft V-Bow 1756 AW Tunnel CC 2007 is rated to a maximum of 75 hp, giving it the larger power ceiling. The Alumacraft Sierra 1236 2012 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 Alumacraft Sierra 1236 2012 is Coast Guard rated for 3 passengers, while the Alumacraft V-Bow 1756 AW Tunnel CC 2007 is certified for 5. 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 Alumacraft V-Bow 1756 AW Tunnel CC 2007 has a better power-to-weight ratio at 1 lbs per hp compared to 8 lbs per hp for the Alumacraft Sierra 1236 2012. 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 Alumacraft V-Bow 1756 AW Tunnel CC 2007 measures 83" wide, compared to 55" for the Alumacraft Sierra 1236 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.
Are the Alumacraft Sierra 1236 2012 and Alumacraft V-Bow 1756 AW Tunnel CC 2007 from the same manufacturer?
Yes — both the Alumacraft Sierra 1236 2012 and the Alumacraft V-Bow 1756 AW Tunnel CC 2007 are built by Alumacraft. 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.