How many mph in 1 km/h?
The answer is 0.621371192237.
We assume you are converting between mile/hour and kilometre/hour.
You can view more details on each measurement unit:
mph or
km/h
The SI derived unit for speed is the meter/second.
1 meter/second is equal to 2.23693629205 mph, or 3.6 km/h.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between miles/hour and kilometers/hour.
Type in your own numbers in the form to convert the units!
Miles per hour is a unit of speed, expressing the number of international miles covered per hour. It is commonly abbreviated in everyday use in the United States, the United Kingdom, and elsewhere to mph or MPH, although mi/h is sometimes used in technical publications.
The kilometre per hour (American English: kilometer per hour) is a unit of both speed (scalar) and velocity (vector).
The km/h is the worldwide most commonly used speed unit on road signs and car speedometers.
ConvertUnits.com provides an online conversion calculator for all types of measurement units. You can find metric conversion tables for SI units, as well as English units, currency, and other data. Type in unit symbols, abbreviations, or full names for units of length, area, mass, pressure, and other types. Examples include mm, inch, 100 kg, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles, feet per second, and many more!
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