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Z1, Z-1, or Z.1 may refer to:

Government and economics

• Z.1 or the Flow of Funds, a U.S. government fiscal report

Military and aerospace

• Admiralty scaffolding, an anti-tank barrier also known as Z.1
• Z-1 Suit, an experimental space suit
• AEG Z.1, a German aircraft built before World War I from Zagreb
• German destroyer Z1 Leberecht Maass, a World War II destroyer
• Goodyear Z-1, N-class blimps of the U.S. Navy
• HZ-1 Aerocycle, an experimental U.S. Army flying platform of the 1960s

Transportation

• Z1 class Melbourne tram, a single-unit bogie tram built between 1975 and 1983
• Great Northern Railway Z-1 class, a class of electric locomotives used by the Great Northern Railway (U.S.)
• NER Class Z1, a class of British steam locomotives (redesignated class Z in 1914)
• Z1 (train service code), the train code for high-speed train between Shanghai and Beijing

Road

• BMW Z1, a two-seat roadster
• Kawasaki Z1, a motorcycle

Computers and technology

• Z1 (computer), a mechanical computer designed by Konrad Zuse from 1935 to 1936
• Sony HVR-Z1, a HDV format camcorder manufactured by Sony
• Sony Xperia Z1, a smartphone manufactured by Sony

Media and entertainment

Television

• Z1 TV, a Czech TV channel
• Z1 Zagrebačka Televizija, a Croatian regional television network

Video games

• Z-1 (comics), a DC comics character
• Z1 Battle Royale, a 2018 video game
• Zork I, an interactive fiction computer game

Music

• Z-1 (band), a Japanese idol group

Organizations

• Z1 Digital Studio, an international digital product studio based in Seville

People

• Frederick Vanden Heuvel, British intelligence officer

See also

• 1Z (disambiguation)