Motor Yachts (M/Y), motor yacht, also referred as motor boat, motor vessel, leisure yacht power yacht or power boat. Motor yachts is a yacht (a leisure boat) that is powered ONLY by the power of its engine. In sailing yachts usually there is an engine as well, so the powered ONLY by the power of its engine/s is the key. Motor Yachts are construct of one or more (Catamaran, Trimaran), and powered by single engine or more (two or sometimes three engines). The engine/s are connected to main transmission system (gear) that power the yacht by propellers or WaterJet engines.
Motor yachts can be defined by their type of hull and layout: Motor Yacht Sedan / convertible. Motor Yacht with flybridge. Sport fishing Motor Yachts. High performance Motor Yacht. Aft cabin Motor Yacht. Motor cruiser. Catamaran Motor Yacht. Runabout Motor Yacht.
A second definition of motore yachts, can be based on their size: Motor boat/speed boat (usually up to 35ft). Motor Yacht (usually 35-100ft), Mega Yacht (over 100 ft), Super Yacht (over 60m).
If you consider to buy or rent a motoryacht (compared to a sailing yacht)you should think carefully which is the sialing area the yacht will sail in. Whether fuel cost is a concern and the type of use in the interior space of the yacht. Enjoy Sailing.