High-speed rail

High-speed rail is a type of passenger rail transport that operates significantly faster than the normal rail traffic. Early Shinkansen trains had a top speed of , which is the world's first high-speed rail. Various definitions are used in different countries.

According to the European Union, high-speed trains must run at least  on existing lines, and at least  on newly built ones.

According to the United States Federal Railroad Administration, they should go above  but there is no single standard, and lower speeds can be required by local constraints.

As of 2020, speeds of  to  are common in regular operation.

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