G4

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

Civil aviation

• Allegiant Air (IATA airline designator "G4")
• Gulfstream G400 and G450, private jets

Entertainment

• G4 (band), A British vocal troupe
• G4 (TV channel), an American television channel
• G4 Canada, a Canadian television channel devoted to technology related programming
• Kamen Rider Agito: Project G4, the Kamen Rider Agito film
  • Kamen Rider G4, the movie exclusive character

Computing

• Power Mac G4, a series of personal computers made by Apple Inc.
• PowerPC G4, a type of microprocessor by Freescale used by Apple

Military

• 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
• Soko G-4 Super Galeb, a tandem-seat low-wing advanced jet trainer/light attack jet of Yugoslav/Serbian origin.
• USS G-4 (SS-26), a 1914 G-class submarine of the United States Navy

Political science

• G4 bloc, a bloc of leading developing economies consisting of China, India, Brazil and South Africa
• G4 nations, a formal group of second-tier military and industrial powers: Brazil, Germany, India, and Japan

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

Other uses

• G4 is a type of bipin lamp socket
• County Route G4 (California), a county highway in Santa Clara County, California, USA

See also

• 4G (disambiguation)

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