When two boats share the same hull type — in this case both the Zodiac Classic Mark 2 HD 2008 and the Zodiac Typhoon 420 S 2012 are inflatable non rigid designs with inflatable 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 — Zodiac Classic Mark 2 HD 2008 at 13,0 ft versus Zodiac Typhoon 420 S 2012 at 13,8 ft. Weight tells a clearer story for trailering families: the Zodiac Classic Mark 2 HD 2008 tips the scales at 191 lbs — 173 lbs more than the Zodiac Typhoon 420 S 2012 at 18 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 Zodiac Classic Mark 2 HD 2008 has a 21-hp advantage over the Zodiac Typhoon 420 S 2012's 19-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load.
Both boats are rated for 7 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 Zodiac Typhoon 420 S 2012 comes in at 1 lbs per hp versus 5 lbs per hp for the Zodiac Classic Mark 2 HD 2008. 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.
Top speed is rated at 33 mph for the Zodiac Classic Mark 2 HD 2008 and 25 mph for the Zodiac Typhoon 420 S 2012.
The Zodiac Typhoon 420 S 2012 is an inflatable design — lighter, easier to store, and quicker to launch from a beach or dock without a slipway. The Zodiac Classic Mark 2 HD 2008 is a rigid hull, which typically offers a more confident ride in chop and easier maintenance over the long term.
Bottom line: Performance buyers should lean toward the Zodiac Classic Mark 2 HD 2008 and its 40-hp ceiling. If fuel economy and quieter running matter more than top-end speed, the Zodiac Typhoon 420 S 2012 with its 19-hp rating is the more economical daily driver.