Millimeters to Inches Converter

Convert millimeters (mm) to inches (in) instantly. 1 millimeter = 0.03937 inches.

How to convert millimeters to inches

in = mm × 0.03937

To convert millimeters to inches, multiply the length value by 0.03937. One millimeter (mm) is equal to 0.03937 inches (in). For quick everyday conversions, the interactive converter above gives you the exact result as you type — no rounding surprises.

Millimeters to Inches conversion table

Millimeters (mm) Inches (in)
1 mm 0.03937 in
2 mm 0.07874 in
3 mm 0.11811 in
4 mm 0.15748 in
5 mm 0.19685 in
6 mm 0.23622 in
7 mm 0.275591 in
8 mm 0.314961 in
9 mm 0.354331 in
10 mm 0.393701 in
15 mm 0.590551 in
20 mm 0.787402 in
25 mm 0.984252 in
50 mm 1.9685 in
100 mm 3.937 in

Frequently asked questions

How many inches are in 1 millimeter?

1 millimeter equals 0.03937 inches.

How do I convert millimeters to inches?

Multiply the number of millimeters by 0.03937. For example, 8 mm × 0.03937 = 0.314961 in.

What is 8 millimeters in inches?

8 millimeters is equal to 0.314961 inches.

Can I convert inches back to millimeters?

Yes — use our Inches to Millimeters converter, or divide by 0.03937.