Enter a value in one of the fields to convert millimeters to inches:
To calculate the length in inches you divide the length in millimeters by 25.4:
The millimeter is an international unit for measuring very small lengths. It equals 0.001 meters and 0.1 centimeters.
The inch is a unit of length for measuring small distances, primarily used in the USA. It equals 1/12 of a foot and 2.54 centimeters.
| Millimeters | Inches | |
|---|---|---|
| Marathon | 42,195,000.0 | 1,661,220.5 |
| Race track "Mille Miglia" | 1,609,300,000.0 | 63,358,267.7 |
| Earth radius | 6,378,165,000.0 | 251,108,858.3 |
| Earth circumference | 40,075,192,000.0 | 1,577,763,464.6 |
| Distance earth ↔ moon | 384,400,000,000.0 | 15,133,858,267.7 |
| Distance earth ↔ sun | 149,593,780,000,000.0 | 5,889,518,897,637.8 |