EngiRef / Length conversion
Convert Millimeters to Meters (mm to m)
1 mm = 0.001 m. Convert millimeters to meters with the exact factor, a common-values table and a free converter.
Conversion factor
m = mm × 0.001
1 mm = 0.001 m
Multiply by 0.001 m to go from millimeters to meters, or divide by it to come back. The factor and every value below are computed by the same converter that runs at /convert, so this page and the tool cannot disagree.
mm to m table
| Millimeters (mm) | Meters (m) |
|---|---|
| 1 mm | 0.001 m |
| 2 mm | 0.002 m |
| 5 mm | 0.005 m |
| 10 mm | 0.01 m |
| 20 mm | 0.02 m |
| 50 mm | 0.05 m |
| 100 mm | 0.1 m |
Every figure is computed at build time by the site’s own converter from the length unit registry. For a value that is not listed, put it into the interactive converter.
Frequently asked questions
How many meters are in one millimeter?
One millimeter is 0.001 m, so 100 mm is 0.1 m.
What is the formula to convert millimeters to meters?
m = mm × 0.001. Multiply the value in millimeters by 0.001 to get meters.
How do I convert meters back to millimeters?
mm = m × 1000, so 1 m is 1000 mm. The m to mm page carries the same table in that direction.