The smalles radio controlled modes sailing boat is 15.2 cm (5 in) long, 6.3 cm (2 in) wide and its hight including mast, keel and bulb is 38 cm (1 ft 2 in). It was build by Claudio Diolaiti in Nice, France and was tested and measured on 14 November 2007.
The boat is handmade except for the motors. It was made from fibergalss and other materials used in modern boat manufacturing. The boat is not a small sized replica of a real boat but in light of the effort the claim was accepted.