G4

For the Wikipedia G4 criteria for speedy deletion, see Wikipedia:Criteria for speedy deletion#g4.

G4, G.IV, G04, G.4 or G-4 may refer to:

Aircraft

• AEG G.IV, a German World War I heavy bomber
• Caudron G.4, a 1915 French biplane
• Friedrichshafen G.IV, a 1918 German medium bomber
• Gotha G.IV, a 1916 German heavy bomber
• Gulfstream IV, a family of private jet aircraft
• Soko G-4 Super Galeb, a jet trainer/light attack jet of Yugoslav/Serbian origin

Computing

• Power Mac G4, a series of personal computers made by Apple Inc.
• PowerPC G4, a type of microprocessor by Freescale used by Apple
• Group 4 compression, a type of image compression used in fax machines and some image file formats

Military

• USS G4 (SS-26), a 1914 G-class submarine of the United States Navy
• G-4, designation of the staff officer charged with logistics or the supply of a military formation with food, ammunition, and other materiel necessary to sustain that formation in combat

Political science

• G4 nations, four industrial and economic powers aspiring for a permanent seat in the United Nations Security Council: Brazil, Germany, India, and Japan

Roads

• County Route G4 (California), a county highway in Santa Clara County, California, USA
• G4 Beijing–Hong Kong–Macau Expressway, an expressway in China and Hong Kong
  • G4W Guangzhou–Macau Expressway, a spur expressway from Guangzhou to Macau

Science

• ATC code G04 Urologicals, a subgroup of the Anatomical Therapeutic Chemical Classification System
• Group 4 element, a class of elements on the Periodic Table
• Bi-pin connector, type G4

Television

• G4 (TV channel), an American television channel
• G4 Canada, a Canadian television channel devoted to technology-related programming

Other uses

• G4 (band), a British vocal troupe
• Allegiant Air's IATA airline designator
• VIP Protection Unit or G4, a unit of the Hong Kong Police Force
• G4, a type of bipin lamp socket

See also

• 4G (disambiguation)
• 4G Singapore
• Gang of Four (disambiguation)
• Gulfstream G400 and G450, private jets
• Kamen Rider Agito: Project G4, the Kamen Rider Agito film
  • Kamen Rider G4, the movie exclusive character