The aim of the final thesis is a concept of motorboat with emphasis on design solution and ergonomy of the craft. The ambition was to project a craft in an unconventional attitude, which can attempt the potentional client with interesting shape, level of equipment and luxury and with many inventional technical solutions. Final product is 12 metres long luxury motor boat (yacht) appropriate for longer stay on the water for approximately four passengers. The construction of the boat is made up of modern and light composit materials combined with aluminium. The ambition was to apply most modern, most reliable high performance power drive systems and also to use eco-friendly sun energy by installing solar panels.