I4, i4, I 4 or I-4 may refer to: Template:Tocright
Arts, entertainment, and mediaEdit
- I-4: Loafing and Camouflage, a Greek film
MilitaryEdit
- 1st Life Grenadier Regiment (Sweden) (1816–1927), a Swedish infantry regiment
- Template:Ship, a World War II Type J1 submarine of the Imperial Japanese Navy
- Life Grenadier Regiment (Sweden) (1928–1997), a Swedish infantry regiment
- Tupolev I-4, a 1927 Soviet aircraft
Science and technologyEdit
- I-4 satellite
- i4, an integer in XML-RPC
- Industrie 4.0, the fourth Industrial Revolution
TransportationEdit
- I4 engine, a piston engine
- Interstate 4, an interstate highway in Florida
- BMW i4, a German mid-size electric sedan
- Interstate Airlines, by IATA airline designator
- LB&SCR I4 class, a British locomotive
See alsoEdit
- iPhone 4, a smartphone
- 4I (disambiguation)