Military
* G7 howitzer, a light howitzer developed by the South African arms company Denel * Gotha G.VII, a 1918 German bomber aircraft * HMCS ''Athabaskan'' (G07), a 1941 destroyer of the Canadian Navy * Spanish submarine ''G-7'', a 1947 submarineMusic
* G7 (guitar software), a music notation program for guitarists & songwriters * G7, aTechnology
* G7 Series, gaming laptops in the Dell G Series * Canon PowerShot G7, a prosumer digital camera * LG G7, a smartphone by LG Electronics * Logitech Laser G7, a computer mouse * Moto G7, a series of Motorola smartphones * G7 Method (grayscale plus seven colors), a printing industry specificationTransportation
* G7, the Cityrail train set involved in the Waterfall rail accident * G7 Beijing–Ürümqi Expressway, an expressway in China * Gandalf Airlines (IATA airline designator), Italy * GoJet Airlines (IATA airline designator), US * HSR-350x (project name G7), a Korean high-speed rail prototype trainOther uses
* G7 coffee, an instant coffee brand of Trung Nguyên * Group of Seven (artists), group of Canadian artists * G7 Spectral Class of star * Group of Seven Plus (g7+), a global organization that promotes peace and stability in conflict-raged or fragile countries — composed of 20 countries from Africa, Asia-Pacific, Middle East and the CaribbeanSee also
* Group of Eight (G8), the same group before the expulsion of Russia in 2014 * 7G (disambiguation) * Group of Seven (disambiguation) * G7a torpedo, steam-powered *