F1 is Formula One, the highest class of auto racing sanctioned by the FIA. F1, F01, F.I, F.1 or F-1 may refer to: Computing F1, a computer Function key F1, an Office Assistant in Microsoft Office F1 Magazine, a Syrian monthly computer magazine published in Arabic Google F1, Google's SQL database management system (DBMS) Oppo F1, a smartphone by Oppo Electronics Military craft and weapons F1 grenade (disambiguation), several types of hand grenade F 1 Hässlö, a former Swedish Air Force wing F1 SMG, an Australian submachine gun Dassault Mirage F1, a French combat aircraft FCM F1, a 1940 French super-heavy tank Fokker F.I, a German fighter triplane HMS F1, an F-class submarine of the Royal Navy, launched in 1915 HMS Kelly (F01), a 1938 British Royal Navy K-class destroyer Kampfgeschwader 76, from its historic Geschwaderkennung code with the Luftwaffe in World War II Mitsubishi F-1, a fighter/attack aircraft of the Japan Air Self-Defense Force North American F-1 Fury, the FJ known as the F-1 from 1962 onward Sopwith Camel F.1, a 1916 British World War I single-seat fighter biplane USS F-1 (SS-20), an F-class submarine of the United States Navy Felixstowe F.1, a Seaplane Experimental Station-designed flying boat Fokker F.I (1919), an abortive design that served for the 1916 Fokker F.II airliner construction Avion MAI F-1, a sporting biplane FR F1, a French precision rifle Science F1 hybrid, a first-generation hybrid (or crossbreed) animal or plant F1-isoprostane, a type of isoprostane F1 layer, a layer of the ionosphere F1 score, a statistical performance measure of a test or classifier F-1 cubesat, a picosatellite developed in Vietnam Vascular dementia's ICD-10 code F1, a tornado intensity rating on the Fujita scale f1, the formant with the lowest frequency in acoustics and phonetics F-1 (nuclear reactor), the oldest operating research reactor NIST-F1, a cesium fountain clock and the United States' primary time and frequency standard F1, the field with one element Vehicles McLaren F1, a sports car BMW F01, an automobile platform F1, the project codename and development designation of the first Lexus vehicle NCC Class F1, a Northern Counties Committee Irish steam locomotive SECR F1 Class, a South Eastern and Chatham Railway, British steam locomotive SP&S Class F-1, an American steam locomotive class, of the Spokane, Portland and Seattle 700 Ford F-Series, includes the F-1 pickup truck Finnish Steam Locomotive Class F1 SpaceX Falcon 1 space launch rocket Video games F-1