Detailed Evaluation & Buyer Recommendation
Marathon Grumman Heritage 2285CP 2013 vs Marathon Seneca 14 2007 — Same Brand, Different Boat
The Marathon Grumman Heritage 2285CP 2013 vs Marathon Seneca 14 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 2285CP 2013 measures 22,0 feet overall (2013), giving it roughly 8,0 additional feet of deck space compared to the Marathon Seneca 14 2007 at 14,0 feet (2007). Weight tells a clearer story for trailering families: the Marathon Grumman Heritage 2285CP 2013 tips the scales at 2 045 lbs — 1 827 lbs more than the Marathon Seneca 14 2007 at 218 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.
The power gap is worth calling out. Rated to 115 hp, the Marathon Grumman Heritage 2285CP 2013 has a 90-hp advantage over the Marathon Seneca 14 2007's 25-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 2285CP 2013 is rated for 14 passengers, while the Marathon Seneca 14 2007 caps at 5. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Marathon Grumman Heritage 2285CP 2013 could be the deciding factor.
Bottom line: Choose the Marathon Grumman Heritage 2285CP 2013 if your priority is putting more people on the water — it handles 14 passengers and at 22,0 ft it has the deck room to back that rating up comfortably. The Marathon Seneca 14 2007 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 5 that costs less to run day-to-day.
General Boat Info
ModelGrumman Heritage 2285CP
ModelSeneca 14
Model Year2013
Model Year2007
Measurements / Dimensions
Beam8.5 ft. deck width
Beam65 in
Beam - Meters2.59
Beam - Meters1.65
Beam - Inches102
Beam - Inches65
Weight - Detail2,045 lbs
Weight - Detail218 lbs
Weight - kg927.6
Weight - kg98.88
Weight - lbs.2045
Weight - lbs.218
Length [at waterline]22 ft. log length
Length [at waterline]not available
Length - Feet22
Length - Feet14
Depth - Detailnot available
Depth - DetailAmidship: 26 in
Depth - Centimetersnot available
Depth - Centimeters66.04
Depth - Inchesnot available
Depth - Inches26
Height - Detailnot available
Height - DetailBow: 31 in
Height - Metersnot available
Height - Meters0.79
Height - Inchesnot available
Height - Inches31
Height [transom]not available
Height [transom]16 in
Length - Inchesnot available
Length - Inches4
Length overall - Detailnot available
Length overall - Detail14 ft. 4 in
Length overall - Metersnot available
Length overall - Meters4.37
Length overall - Inchesnot available
Length overall - Inches172
Body / Hull
Hull materialAluminum
Hull materialnot available
Hull typePontoon
Hull typenot available
Hull thicknessnot available
Hull thickness.063 in
Pontoon and Inflatable Specific
Tube diameter25 in
Tube diameternot available
Tube gauge0.090 in
Tube gaugenot available
Number of tubes2
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 max115 hp
Engine max25 hp
Operational Info
Maximum capacity2,800 lbs
Maximum capacity1,040 lbs
Maximum people14 / 1,943 lbs
Maximum people5