S50

S50 may refer to:

Automobiles

• BMW S50, an automobile engine
• Changan Ruixing S50, a Chinese MPV
• Daihatsu New Line (S50), a Japanese pickup truck
• Forthing Jingyi S50, a Chinese sedan
• Levdeo S50, a Chinese SUV
• Prince Skyline (S50), a Japanese sedan
• Suzuki Boulevard S50 a Japanese motorcycle
• Toyota Crown (S50), a Japanese luxury car
• Weiwang S50, a Chinese SUV

Aviation

• Auburn Municipal Airport (Washington), in King County, Washington, United States
• Blériot-SPAD S.50, a French biplane airliner
• Letov Š-50, a prototype Czechoslovak military aircraft
• SIAI S.50, an Italian biplane fighter
• Sikorsky S-50, an American helicopter

Electronics

• Canon PowerShot S50, a digital camera
• Cat S50, a mobile phone
• Nikon Coolpix S50, a digital camera
• Pentax Optio S50, a digital camera
• Roland S-50, a sampling keyboard
• Sirius S50, a satellite radio receiver
• ThinkCentre S50, a personal computer

Naval vessels

• HMS Courageous (S50), a submarine of the Royal Navy
• SMS S50, a torpedo boat of the Imperial German Navy
• USS S-50 (SS-161), a submarine of the United States Navy

Rail

• S50 (RER Fribourg), an S-Bahn line in Switzerland
• S50 (TILO), a rail service between Ticino, Switzerland, and Lombardy, Italy
• S50, a line of Vienna S-Bahn in Austria

Other uses

• S-50 (Manhattan Project), a uranium enrichment effort
• 5th Ring Road, an expressway in Beijing, China
• Expressway S50 (Poland)
• S50: Do not mix with ... (to be specified by the manufacturer), a safety phrase
• Toyota S50, a Toyota S transmission

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