Dufour 412 Overview The Dufour 412 is a masterpiece in this regard. Impressive hull volume and a 4.20 metre midship beam make it one of the biggest in its category. Cockpit Features This concept is clear in the cockpit which uses all available space to offer various sunbathing areas complete with a huge integrated rear aft deck. Experience Enjoy your best cruises with the Dufour 412: the perfect balance between steering pleasure and mooring fun.