G4
G4 is an abbreviation for:
- a British vocal quartet, see G4 (volume)
- an American television station, see G4 (television station)
- the designation of a rare three-axle SUV from Mercedes-Benz from the 1930s / 1940s, see Mercedes-Benz W 31
- a summit of the Gasherbrum chain in the Karakoram, see Gasherbrum IV
- Low-voltage pin base lamps, see lamp base
- a project by the music producers Arne Schaffhausen (Extrawelt), Marco Schmedding and Marcus C. Maichel, see Arne Schaffhausen & Wayan Raabe
- a processor from Motorola, see PowerPC G4
- an Apple computer model with a PowerPC processor, see Power Mac G4
- a police-like guard in the novel The War Between the Classes
- a group of states with common interests regarding a reform of the UN, see G4 countries
- a standard protocol for the transmission of faxes (Group 4) via ISDN, see Fax
- of freight locomotives from the Länderbahn era
- the tram types G4-61 and G4-65 from the Gotha wagon factory
- the official designation of the AR-10 assault rifle during its test phase in the Bundeswehr
- an occupational medical check-up for people with occupational contact with substances that can trigger skin cancer, see occupational medical check-ups (legal situation until December 31, 2013)
- an international competition for off-road vehicles (following the Camel Trophy), see G4 Challenge
- Chinese highway Beijing-Hong Kong-Macau G4 Beijing with Hong Kong , Macau and Zhuhai links
- a Slovenian test aircraft, see Pipistrel Taurus G4
- a smartphone model from LG, see LG G4
- the fourth generation cellular standard (4G), see LTE-Advanced
D G 4 is an abbreviation for:
- Department G 4 in a military staff responsible for logistics and led by an officer in the general staff service