Millimeters to Inches Converter

Convert millimeters to inches instantly, with the formula and a mm to in conversion table. 🔒 Runs in your browser

Convert to all units

Millimeter to inch formula

in = mm × 0.03937007874 · 1 millimeter = 0.03937007874 inches

mm to in conversion table

millimeters (mm)inches (in)
1 mm0.03937007874 in
3 mm0.1181102362 in
5 mm0.1968503937 in
6 mm0.2362204724 in
8 mm0.3149606299 in
10 mm0.3937007874 in
12 mm0.4724409449 in
20 mm0.7874015748 in
25 mm0.9842519685 in
50 mm1.968503937 in
100 mm3.937007874 in

Need the opposite? Use the inches to millimeters converter.

How to use the Millimeters to Inches converter

  1. Enter the value you want to convert.
  2. Pick the units to convert from and to (or click ⇄ to swap).
  3. Read the result instantly, with the formula and a full table below.

About this tool

Convert millimeters to inches instantly, with the formula and a mm to in conversion table. It is part of the free Converters collection on Online Tools Harbor. Everything happens locally in your browser, so it is fast and private.

Frequently asked questions

How do I convert millimeters to inches?

Use the formula in = mm × 0.03937007874. For example, 5 mm = 0.1968503937 in.

How many inches are in 1 millimeter?

1 millimeter = 0.03937007874 inches. To convert, multiply the value in millimeters by 0.03937007874.

Is the Millimeters to Inches free?

Yes. The Millimeters to Inches is completely free to use, with no sign-up and no limits on normal use.

Is my data safe?

Yes. This tool runs entirely in your web browser using JavaScript. Your text is never uploaded to our servers.

Does it work on mobile?

Yes, it works in any modern browser on phones, tablets and computers. No app to install.

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