Matching a flat Marathon DN 1436 Jon 2011 against a pontoon Marathon Grumman Classic 1680CFP 2011 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.

On paper these two are close siblings in the size department — Marathon DN 1436 Jon 2011 at 14,1 ft versus Marathon Grumman Classic 1680CFP 2011 at 16,0 ft. Weight tells a clearer story for trailering families: the Marathon Grumman Classic 1680CFP 2011 tips the scales at 146 lbs — 133 lbs less than the Marathon DN 1436 Jon 2011 at 13 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 40 hp, the Marathon Grumman Classic 1680CFP 2011 has a 25-hp advantage over the Marathon DN 1436 Jon 2011'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 Marathon Grumman Classic 1680CFP 2011 is rated for 6 passengers, while the Marathon DN 1436 Jon 2011 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 Classic 1680CFP 2011 could be the deciding factor.

At this size, power-to-weight ratio matters more than outright horsepower. The Marathon DN 1436 Jon 2011 comes in at 1 lbs per hp versus 4 lbs per hp for the Marathon Grumman Classic 1680CFP 2011. 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.