149 kilometers per hour is equivalent to 92.5843076433628 miles per hour.

The inverse of the conversion factor is that 1 mile per hour is equal to 0.010800966442953 times 149 kilometers per hour.

It can also be expressed as: 149 kilometers per hour is equal to 1 0.010800966442953 miles per hour.

Approximation

An approximate numerical result would be: one hundred and forty-nine kilometers per hour is about ninety-two point five seven miles per hour, or alternatively, a mile per hour is about zero point zero one times one hundred and forty-nine kilometers per hour.

Units involved

This is how the units in this conversion are defined:

Kilometers Per Hour

"The kilometer per hour is a unit of speed, expressing the number of kilometres travelled in one hour. The unit symbol is km/h. Worldwide, it is the most commonly used unit of speed on road signs and car speedometers."

Miles Per Hour

"Miles per hour (abbreviated mph, MPH or mi/h) is an imperial and United States customary unit of speed expressing the number of statute miles covered in one hour. Although kilometres per hour is now the most widely used measure of speed, miles per hour remains the standard unit for speed limits in the United States, the United Kingdom, Antigua & Barbuda and Puerto Rico, although the latter two use kilometres for long distances."

[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).

Results may contain small errors due to the use of floating point arithmetic.

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