G4 orG.IV may refer to:

• County Route G4 (California), a county highway in Santa Clara County, California, USA
• G4 Beijing–Hong Kong and Macau Expressway, an expressway in China
• G4 (Taichung Metro), also known as Songzhu Station or Jiushe Station, a station under construction in the Taichung Metro

• G4 (American TV network), an American television channel
• G4 (Canadian TV channel), a former Canadian television channel
• G4 (group), a British vocal troupe
• Grob's attack, an opening move in chess

• G4 nations, four nations that support each other's bids to become permanent members of the United Nations Security Council: Brazil, Germany, India, and Japan
• Big Four (Western Europe), sometimes called 'G4', a group of powerful countries in Europe
• VIP Protection Unit (Hong Kong), a unit of the Hong Kong Police Force (originally Section G, Division 4)
• Allegiant Air, by IATA airline designator

• G4, a type ofbi-pin lamp base (socket), a lamp fitting where the pin spacing is 4mm
• LG G4 smartphone
• Moto G4, a line of smartphones
• Group 4 compression, a type of image compression used in fax machines and some image file formats

• PowerPC G4, a type of microprocessor by Freescale used by Apple
  • Power Mac G4, a series of personal computers made by Apple Inc in July 1999
  • PowerBook G4, a series of Professional notebooks made by Apple Inc in 2001
  • iMac G4, a series of personal computer made by Apple Inc in January 2002
  • Xserve G4, anXserve server made by Apple Inc in May 2002
  • iBook G4, aniBook series of consumer notebooks in October 2003
  • Mac Mini G4, aMac Mini series of ultracompact computer in January 2005

• G-4 (drug) (Ganesha-4), a psychedelic-related chemical compound

• 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
• Mitsubishi G4M "Betty", a World War II Japanese fast bomber
• Soko G-4 Super Galeb, a jet trainer/light attack jet of Yugoslav origin
• USSG4 (SS-26), a 1914 G-class submarine of the United States Navy
• G4-class freighter, a cargo ship design
• LNER Class G4, a class of British steam locomotives
• Pontiac G4, a compact car sold in Mexico

• G4 EA H1N1, a strain of influenza
• G-quadruplex, aDNA secondary structure
• Group 4 element, a class of elements on the Periodic Table
• ATC code G04Urologicals, a subgroup of the Anatomical Therapeutic Chemical Classification System
• Galactic 04 (G04), a Virgin Galactic suborbital tourist spaceflight in October 2023, the first spaceflight of a Pakistani

Search for"g4"  or"g-4" on Wikipedia.

• Group 4 (disambiguation)
  • G4S, formerly Group 4 Securicor
• 4G (disambiguation)
• Gang of Four (disambiguation)
• Kamen Rider Agito: Project G4, theKamen Rider Agito film
  • Kamen Rider G4, the movie exclusive character
• Giv (disambiguation)
• All pages with titles containingg-4
• All pages with titles containingg4

Topics referred to by the same term

Thisdisambiguation page lists articles associated with the same title formed as a letter–number combination.
If aninternal link incorrectly led you here, you may wish to change the link to point directly to the intended article.

• Letter–number combination disambiguation pages

• Short description is different from Wikidata
• All article disambiguation pages
• All disambiguation pages