X3 may refer to:

Arts, entertainment, and media

Films

• X-Men: The Last Stand, also known as X3 and X-Men 3, the third film in the comic book film series
• XXX: Return of Xander Cage, a 2017 American film directed by D. J. Caruso

Literature and publications

• X3, a collection of three science fiction novellas by Gary A. Braunbeck

Music

• X3 (group), a short-lived Australian girl group, circa 2000
• X3 (album), a 2004 solo album by Japanese pop singer Aya Matsuura

Video games

• X-Men: The Official Game, a 2006 videogame prequel to X-Men: The Last Stand
• X³: Reunion, a space simulation computer game
  • X³: Terran Conflict, a sequel to X³: Reunion
    • X³: Albion Prelude, an addon to X³: Terran Conflict
• Dance Dance Revolution X3, a 2011 music video game by Konami
• Mega Man X3, a 1995 platforming game in Capcom's Mega Man X series

Electronics

Instruments

• Korg X3, a synthesizer

Phones

• Kyocera X3, an Android One smartphone by Kyocera
• Mobile phone models by Nokia
  • Nokia X3-00 or Nokia X3
  • Nokia X3 Touch and Type or Nokia X3-02

Sensors

• Foveon X3 sensor, a layered image sensor design

Mathematics, science, and technology

Astronomy

• Cygnus X-3, a binary x-ray source in the sky

Computer science

• X3, one former name of a subcommittee of ANSI, now International Committee for Information Technology Standards (INCITS)
• X3 (code) aka Excess-3, a binary code also termed Stibitz code
• XKO X3, an ERP software

Mathematics

• X³, the mathematical cubic function

Transportation

Aircraft

• Douglas X-3 Stiletto, an experimental jet aircraft
• Eurocopter X3, an experimental compound helicopter under development by Eurocopter

Automobiles

• Beijing X3, a Chinese subcompact crossover SUV
• BMW X3, a German compact SUV
• Cowin X3, a Chinese compact SUV
• Geely Vision X3, a Chinese subcompact crossover
• Jingyi X3, a Chinese subcompact crossover

Bus routes

• X3 (New York City bus)
• X3, a Metrobus route in Washington, D.C. U.S.

IATA codes

• TUI fly Deutschland (IATA airline designator X3 since 2007)
• Hapag-Lloyd Express (IATA airline designator X3, 2002-2007)

Motorcycles

• Ilmor X3 (also termed the X³), a MotoGP race motorbike

Spacecraft

• X-3, the Prospero (satellite) launched by the UK in 1971

Trains

• X3 (train), a Swedish train built by Alstom

Watercraft

• HMS X3, an X-class submarine of the Royal Navy

Graffiti

• X3(Suffix) is a common Gang tag Signature that is associated with the Mexican Mafia aka "La Eme" x3 is the notion of Roman Numeral 10 + 3 which is 13 for the Letter M; that is the thirteenth Letter of the Spanish and English Alphabets. Every allianced gang will include Some form or variant of the x3 or 13 in their Graffiti tagging.

See also

• 3X (disambiguation)

Topics referred to by the same term

This disambiguation page lists articles associated with the same title formed as a letter–number combination.
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