# Convert Miles Per Hour to Kilometers Per Second

Enter your mile per hour value in the form below to get the value calculated in kilometers per second.

**Results in Kilometers Per Second:**

## How to Convert Miles Per Hour to Kilometers Per Second Using an Easy Conversion Formula

Convert miles per hour to kilometers per second with this simple formula:

Converting a mile per hour speed measurement to a kilometer per second measurement involves multiplying your speed by the conversion ratio to find the result. A mile per hour is equal to 0.000447 kilometers per second, so to convert simply multiply by 0.000447.

**For example:**

Miles per hour and kilometers per second are both units used to measure speed.
Learn more about speed and
find more speed measurement conversion calculators.
A mile per hour is an imperial measurement and can be abbreviated as * mph*, for example 1 mph.
A kilometer per second is a metric measurement and can be abbreviated as * km/sec*, for example 1 km/sec.
Learn more about the metric system, including the common unit prefixes and how to convert between metric units.

## Mile Per Hour Measurements and Equivalent Kilometer Per Second Conversions

Miles Per Hour | Kilometers Per Second |
---|---|

1 mph | 0.000447 km/sec |

2 mph | 0.000894 km/sec |

3 mph | 0.001341 km/sec |

4 mph | 0.001788 km/sec |

5 mph | 0.002235 km/sec |

6 mph | 0.002682 km/sec |

7 mph | 0.003129 km/sec |

8 mph | 0.003576 km/sec |

9 mph | 0.004023 km/sec |

10 mph | 0.00447 km/sec |

11 mph | 0.004917 km/sec |

12 mph | 0.005364 km/sec |

13 mph | 0.005812 km/sec |

14 mph | 0.006259 km/sec |

15 mph | 0.006706 km/sec |

16 mph | 0.007153 km/sec |

17 mph | 0.0076 km/sec |

18 mph | 0.008047 km/sec |

19 mph | 0.008494 km/sec |

20 mph | 0.008941 km/sec |

21 mph | 0.009388 km/sec |

22 mph | 0.009835 km/sec |

23 mph | 0.010282 km/sec |

24 mph | 0.010729 km/sec |

25 mph | 0.011176 km/sec |

26 mph | 0.011623 km/sec |

27 mph | 0.01207 km/sec |

28 mph | 0.012517 km/sec |

29 mph | 0.012964 km/sec |

30 mph | 0.013411 km/sec |

31 mph | 0.013858 km/sec |

32 mph | 0.014305 km/sec |

33 mph | 0.014752 km/sec |

34 mph | 0.015199 km/sec |

35 mph | 0.015646 km/sec |

36 mph | 0.016093 km/sec |

37 mph | 0.01654 km/sec |

38 mph | 0.016988 km/sec |

39 mph | 0.017435 km/sec |

40 mph | 0.017882 km/sec |

## More Speed Conversions

- Convert to Knots Speed
- 1 mph is equal to 0.868976 knots
- Convert to Mach Speed
- 1 mph is equal to 0.001303 mach
- Convert to Speed Of Sound Speed
- 1 mph is equal to 0.001303 speed of sound
- Convert to Feet Per Second Speed
- 1 mph is equal to 1.466667 feet per second
- Convert to Kilometers Per Hour Speed
- 1 mph is equal to 1.609344 kilometers per hour
- Convert to Meters Per Second Speed
- 1 mph is equal to 0.44704 meters per second
- Convert to Centimeters Per Second Speed
- 1 mph is equal to 44.704 centimeters per second