Detailed Evaluation & Buyer Recommendation
Marathon Grumman Heritage 2485TCP 2013 vs Marathon Jon - DN 1236 2007 — Same Brand, Different Boat
The Marathon Grumman Heritage 2485TCP 2013 vs Marathon Jon - DN 1236 2007 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 Marathon Grumman Heritage 2485TCP 2013 measures 24,0 feet overall (2013), giving it roughly 12,0 additional feet of deck space compared to the Marathon Jon - DN 1236 2007 at 12,0 feet (2007). At 221 lbs and 124 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 200 hp, the Marathon Grumman Heritage 2485TCP 2013 has a 193-hp advantage over the Marathon Jon - DN 1236 2007's 7-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 Marathon Grumman Heritage 2485TCP 2013 is rated for 16 passengers, while the Marathon Jon - DN 1236 2007 caps at 3. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Marathon Grumman Heritage 2485TCP 2013 could be the deciding factor.
Bottom line: Choose the Marathon Grumman Heritage 2485TCP 2013 if your priority is putting more people on the water — it handles 16 passengers and at 24,0 ft it has the deck room to back that rating up comfortably. The Marathon Jon - DN 1236 2007 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
ModelGrumman Heritage 2485TCP
ModelJon - DN 1236
Model Year2013
Model Year2007
Measurements / Dimensions
Beam8.5 ft. deck width
Beam51 in
Beam - Meters2.59
Beam - Meters1.3
Beam - Inches102
Beam - Inches51
Weight - Detail2,210 lbs
Weight - Detail124 lbs
Weight - kg1002.44
Weight - kg56.25
Weight - lbs.221
Weight - lbs.124
Length [at waterline]24 ft. log length
Length [at waterline]not available
Length - Feet24
Length - Feet12
Depth - Detailnot available
Depth - DetailAmidship: 14 in
Depth - Centimetersnot available
Depth - Centimeters35.56
Depth - Inchesnot available
Depth - Inches14
Width [transom] - Detailnot available
Width [transom] - Detail53 in. Bottom Width: 36 in
Length overall - Detailnot available
Length overall - Detail12 ft. 0 in
Length overall - Metersnot available
Length overall - Meters3.66
Length overall - Inchesnot available
Length overall - Inches144
Body / Hull
Hull materialAluminum
Hull materialnot available
Hull typePontoon
Hull typenot available
Hull thicknessnot available
Hull thickness.063 in
Pontoon and Inflatable Specific
Tube diameter23 in. port /starboard, 25 in. center
Tube diameternot available
Tube gauge0.090 in
Tube gaugenot available
Number of tubes3
Number of tubesnot available
Engine and Drivetrain
Fuel tank capacity - Detail25 gal
Fuel tank capacity - Detailnot available
Fuel tank capacity - Liters94.64
Fuel tank capacity - Litersnot available
Fuel tank capacity - Gal25
Fuel tank capacity - Galnot available
Drive typeOutboard
Drive typeOutboard
Engine max200 hp
Engine max7 hp
Operational Info
Maximum capacity3,145 lbs
Maximum capacity506 lbs
Maximum people16 / 2,286 lbs
Maximum people3