M50

M50 is an alphanumeric designation used for several unrelated products, infrastructure projects, and devices. The exact meaning of the term depends on the context, and it may refer to different items in automotive, electronics, or transportation sectors.

- BMW M50 engine: The M50 refers to a family of straight-six gasoline engines produced by BMW in the 1990s. It was used in various BMW models, including the E36 3-Series and E34 5-Series, and was offered in 2.0-liter and 2.5-liter variants (notably M50B20 and M50B25). The engine is known as a modern inline-6 design of its era and formed part of the lineage that led to later BMW engine developments, such as the M54.

- Canon EOS M50: The Canon EOS M50 is a mirrorless interchangeable-lens camera introduced by Canon in 2018. It is part of Canon’s EOS M-series and uses the EF-M mount. The camera is noted for its compact body, a 24.1-megapixel APS-C sensor, Dual Pixel CMOS AF, and a vari-angle touchscreen, with configurable video capabilities suitable for enthusiasts and hobbyists.

- M50 motorway (Ireland): The M50 is the orbital motorway around Dublin, Ireland. It serves as a bypass route connecting major national primary roads and ring-road traffic around the capital. Opened in stages in the early 2000s, it helps distribute traffic around the city and integrates with other motorways and urban routes.

Other uses of the designation M50 may exist in various fields and regions. Context is required to determine which M50 is being referenced.