R/C Aircraft World Records

Altitude: A radio-controlled model airplane owned by Maynard Hill (USA) climbed to a record breaking altitude of 8,205m (26,919ft) on the 6 of September 1970.
Distance: In July 1995, Robert Rosenthal and Maynard Hill (USA) set a model airplane closed-circuit record of 1,250 km (776 miles). The longest flight in a straight line to a nominated landing point was 737.9 km (458 miles 880 yds), by Maynard Hill and Robert Rosenthal, from Bealeton, Virginia, USA, to Ridgeland, South Carolina, USA in 8ht 43mins on 29 of August 1995.
Speed: The overall speed record is 395.64 km/h (245.84 mph), by a model flown on control lines by Leonod Lipinski (USSR) in December 1971.          The record for a radio-controlled model is 390..92 km/h (242.91 mph), by Walter Siatar (Austria) on the 10 June 1977.
Duration records: Maynard Hill (USA) flew a powered model for 33hr 39mins  15secs form 1-2 October 1992. - An indoor model with a wound rubber motor set a record of 55mins 6 sec in December 1993. - Jean-Peirre Schlitknecht flew a solar-driven model airplane for 10hr 43mins 15secs at Wetzlar, Germany, on the 10 July 1991.
Smallest model aircraft: The smallest model aircrafts weighs 0.1g (4/100 oz.). Powered by a horse fly, it was made by Don Emmick of Seattle, USA.
Largest model aircraft: The Largest radio-controlled model aircrafts was a glider weighing 163.3kg (360lb) with a wingspan of 7.77 m (25ft 6in) made by Melton Mowbray and District Model Club, UK.