Marathon Jon - DN 1236 2007 boat specs
Marathon
Marathon Jon - DN 1236 2007
2007
View full specs →
VS
Marathon Otisco 12 2010 boat specs
Marathon
Marathon Otisco 12 2010
2010
View full specs →

Marathon Jon - DN 1236 2007 vs Marathon Otisco 12 2010 — Same Brand, Different Boat

The Marathon Jon - DN 1236 2007 vs Marathon Otisco 12 2010 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.

On paper these two are close siblings in the size department — Marathon Jon - DN 1236 2007 at 12,0 ft versus Marathon Otisco 12 2010 at 12,0 ft. Weight tells a clearer story for trailering families: the Marathon Jon - DN 1236 2007 tips the scales at 124 lbs — 113 lbs more than the Marathon Otisco 12 2010 at 11 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.

Both boats share a closely matched power ceiling — 7 hp for the Marathon Jon - DN 1236 2007 and 7 hp for the Marathon Otisco 12 2010. Real-world performance will come down more to which motor is actually bolted on, its load at the time, and whether it's a 4-stroke or 2-stroke setup.

Both boats are rated for 3 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 Marathon Otisco 12 2010 comes in at 2 lbs per hp versus 18 lbs per hp for the Marathon Jon - DN 1236 2007. 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: The Marathon Jon - DN 1236 2007 and Marathon Otisco 12 2010 are closely matched on the specs that matter most. Test-ride both on the water you actually use, check current dealer pricing, and factor in long-term service access before you sign.
General Boat Info
MakeMarathon
MakeMarathon
ModelJon - DN 1236
ModelOtisco 12
Model Year2007
Model Year201
Measurements / Dimensions
Beam51 in
Beamnot available
Beam - Meters1.3
Beam - Metersnot available
Beam - Inches51
Beam - Inchesnot available
Depth - DetailAmidship: 14 in
Depth - Detail14 in
Depth - Centimeters35.56
Depth - Centimeters35.56
Depth - Inches14
Depth - Inches14
Weight - Detail124 lbs
Weight - Detail110 lbs
Weight - kg56.25
Weight - kg49.9
Weight - lbs.124
Weight - lbs.11
Width [transom] - Detail53 in. Bottom Width: 36 in
Width [transom] - Detail53 in. 51 in. width at center seat
Length - Feet12
Length - Feet12
Length overall - Detail12 ft. 0 in
Length overall - Detail12 ft
Length overall - Meters3.66
Length overall - Meters3.66
Length overall - Inches144
Length overall - Inches144
Height [transom]not available
Height [transom]15 in
Body / Hull
Hull thickness.063 in
Hull thickness0.050 in
Hull materialnot available
Hull materialAluminum
Hull typenot available
Hull typeFlat
Engine and Drivetrain
Fuel typeGas
Fuel typeGas
Drive typeOutboard
Drive typeOutboard
Engine max7 hp
Engine max7 hp
Operational Info
Maximum capacity506 lbs
Maximum capacitynot available
Maximum people3
Maximum people3 / 506 lbs

Marathon Jon - DN 1236 2007 vs Marathon Otisco 12 2010 — Common Questions

Which is the larger boat — the Marathon Jon - DN 1236 2007 or the Marathon Otisco 12 2010?
The Marathon Otisco 12 2010 is the longer of the two at 12,0 feet overall. The Marathon Jon - DN 1236 2007 comes in at 12,0 feet, making it roughly 0,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Marathon Jon - DN 1236 2007 or the Marathon Otisco 12 2010?
For trailering, the Marathon Otisco 12 2010 has the edge at 11 lbs dry weight versus 124 lbs for the Marathon Jon - DN 1236 2007. 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.
How many people can each boat hold?
The Marathon Jon - DN 1236 2007 is Coast Guard rated for 3 passengers, while the Marathon Otisco 12 2010 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 has the better power-to-weight ratio?
The Marathon Otisco 12 2010 has a better power-to-weight ratio at 2 lbs per hp compared to 18 lbs per hp for the Marathon Jon - DN 1236 2007. A lower number means quicker acceleration and faster time to plane — the number that actually matters most on short, sporty boats like these.
Are the Marathon Jon - DN 1236 2007 and Marathon Otisco 12 2010 from the same manufacturer?
Yes — both the Marathon Jon - DN 1236 2007 and the Marathon Otisco 12 2010 are built by Marathon. 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.