One mph equals exactly 1.609344 kilometers per hour (km/h). Current use: Along with km/h, mph is most typically used in relation to road traffic speeds. It is most widely used in the United States, the United Kingdom, and their related territories.

The kilometre per hour (SI symbol: km/h; non-SI abbreviations: kph, km/hr) is a unit of speed, expressing the number of kilometres travelled in one hour.

The unit symbol is km/h or km·h−1. By definition, an object travelling at a speed of one km/h in a straight line for one hour moves one kilometre. The unit is the most commonly used unit of speed worldwide, more common than the SI unit of speed, metres per second.

Online calculator to convert kilometers per hour to miles per hour (km/h to mph) with formulas, examples, and tables. Our conversions provide a quick and easy way to convert between Speed or Velocity units.

Kilometers per hour is a unit of Speed or Velocity in the Metric System. It measures the number of kilometers traveled in an hour. The symbol for kilometers per hour is km/h and the International spelling for this unit is kilometres per hour. Select one …

Free online speed converter - converts between 33 units of speed, including meter/second [m/s], kilometer/hour [km/h], mile/hour [mi/h], break, etc. Also, explore many other unit converters or learn more about speed unit conversions.

Kilometres per hour (American English: kilometers per hour) is a unit of both speed (scalar) and velocity (vector). The unit symbol is km/h or km·h −1. The incorrect abbreviations "kph" and "kmph" are sometimes also seen in English-speaking countries, in analogy to mph.

Illustrated definition of km/h: An abbreviation of kilometers per hour, a metric measure of speed. This is a sign showing a speed limit of...

Jul 15, 2024 · 1 kilometer per hour (km/h) = 27.7778 centimeters per second (cm/s) approximately. This conversion can be derived from the fact that 1 kilometer equals 100,000 centimeters and 1 hour equals 3600 seconds.

Use our handy calculator to convert between kilometers per hour and other units of speed. Just type the number to convert into the box and hit the calculate button.