Take advantage of the benefits of registration!  As a registered user, the conversions you add to 'Your Favorites' are saved to your account so they follow you wherever you go for fast access anywhere! GPA inputs and calculations too. You can also post to our forums, create a profile, and more!   Click here for our simple sign-up page

Megameters/second to miles/hour (Mm/s to mi/hr) Metric conversion calculator

Welcome to our megameters/second to miles/hour (Mm/s to mi/hr) conversion calculator. You can enter a value in either the megameters/second or miles/hour input fields. For an understanding of the conversion process, we include step by step and direct conversion formulas. If you'd like to perform a different conversion, just select between the listed Speed units in the 'Select between other Speed units' tab below or use the search bar above. Tip: Use the swap button to switch from converting megameters/second to miles/hour to miles/hour to megameters/second.

megameters/second (Mm/s)


miles/hour (mi/hr)

 Add to Favorites
Add to site favorites
(not bookmarks)
< == >
1 Mm/s = 2236936.2920544 mi/hr 1 mi/hr = 4.5E-7 Mm/s

Algebraic Steps / Dimensional Analysis Formula
Mm/s * 3600 Mm/hr
1 Mm/s
* 1000000 m/hr
1 Mm/hr
* 3.2808 ft/hr
1 m/hr
* 1 mi/hr
5280 ft/hr
= mi/hr

Direct Conversion Formula
Mm/s * 2236936.2920544 mi/hr
1 Mm/s
= mi/hr

feet/hour 0
feet/second 0
kilometers/hour 0
kilometers/second 0
knots 0
meters/hour 0
meters/second 0
miles/hour 0
miles/second 0
If you would like to switch between Speed units, select from the tables below

< == >

Active Users