Millimeters to Inches

1 millimeter = 0.03937008 inches

Converter Calculator

1 Millimeters = 0.03937 Inches

Explanation

Multiply millimeters by 1 ÷ 25.4 because the international inch equals exactly 25.4 millimeters.

Common Conversion Values

MillimetersInches
0.1 0.003937
0.25 0.009843
0.5 0.019685
1 0.03937
2 0.07874
5 0.19685
10 0.393701
25 0.984252
50 1.968504
100 3.937008

How to use this hub

  1. Choose a converter family.
  2. If converting to/from grams from a volume unit, select an ingredient.
  3. For pure unit changes (volume↔volume or weight↔weight), use universal conversions.

If your conversion includes grams, you’ll choose an ingredient; otherwise you won’t.

Frequently Asked Questions

What defines this conversion?

The ratio follows the official international definitions.

Is the reverse conversion available?

Yes. Use the switch button or open the Inches to Millimeters hub to see the inverse output.

Can I use decimals?

Decimal inputs stay precise so fractional lengths remain accurate for calculators or reference tables.