Millimeters/second to miles/second (mm/s to mi/s) converter

You can enter a value in either the millimeters/second (mm/s) or miles/second (mi/s) input fields. For an understanding of the conversion process, we include algebraic formulas.

See conversions to common Speed units and easily switch Speed units in the two tabbed section below. Use the search bar above to find additional conversions.

Tip: Click the "Swap" button to switch from converting millimeters/second to miles/second to miles/second to millimeters/second.

millimeters/second (mm/s)

 

miles/second (mi/s)

 
Swap
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1 mm/s = 6.2E-7 mi/s 1 mi/s = 1609344 mm/s

Algebraic Steps / Dimensional Analysis Formula
mm/s * 1 m/s
1000 mm/s		 * 3.2808 ft/s
1 m/s		 * 1 mi/s
5280 ft/s		 = mi/s

Direct Conversion Formula
mm/s * 1 mi/s
1609344 mm/s		 = mi/s

If you would like to switch between Speed units, select from the tables below

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