When two boats share the same hull type — in this case both the Misty Harbor 2085DF 2012 and the Misty Harbor Grand Mistique 2085DF 2010 are pontoon designs with aluminum construction — the buying decision usually comes down to a handful of practical questions: how many people are you putting on the water, how far do you trailer, and what does your tow vehicle weigh?
On paper these two are close siblings in the size department — Misty Harbor 2085DF 2012 at 2,0 ft versus Misty Harbor Grand Mistique 2085DF 2010 at 2,0 ft. Weight tells a clearer story for trailering families: the Misty Harbor Grand Mistique 2085DF 2010 tips the scales at 159 lbs — 142 lbs less than the Misty Harbor 2085DF 2012 at 17 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 90 hp, the Misty Harbor Grand Mistique 2085DF 2010 has a 81-hp advantage over the Misty Harbor 2085DF 2012's 9-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Misty Harbor Grand Mistique 2085DF 2010 carries 26 gallons versus 3 gallons in the Misty Harbor 2085DF 2012. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.
Both boats are rated for 11 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 Misty Harbor Grand Mistique 2085DF 2010 comes in at 2 lbs per hp versus 2 lbs per hp for the Misty Harbor 2085DF 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.
One place where both boats are genuinely identical is tube construction: both run 2 aluminum tubes at 25" diameter. That shared spec means stability and buoyancy characteristics are closely matched — the ride difference you'll feel between them comes primarily from deck length, weight distribution, and motor choice.
Bottom line: Performance buyers should lean toward the Misty Harbor Grand Mistique 2085DF 2010 and its 90-hp ceiling. If fuel economy and quieter running matter more than top-end speed, the Misty Harbor 2085DF 2012 with its 9-hp rating is the more economical daily driver.