The largest model aircraft by wingspan is 15 metres (49 ft 2 in) and was constructed by Markus Frey (Switzerland). It made its first flight at 5632 Buttwill (AG) airfield, Switzerland, on 8 May 2009.
The model aircraft type KU4 Austria 1932, also known as "elephant" has a wing span of 15m, and is 4.5m long, 1m high and a weight of 70-75kg. The model plane flew up to a height of approximately 300 to 500 feet.
Please note: Comments below may relate to previous holders of this record.