Convert Meter to Millimeter
Use this free converter to change meters (m) into millimeters (mm). Meter and millimeter both measure length. As a quick reference, 1 m equals 1000 mm, and 1 mm equals 0.001 m.
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Millimeter (mm)
1000
1 m = 1000 mm
Length conversion table
| Meter | Millimeter |
|---|---|
| 0.01 | 10 |
| 0.1 | 100 |
| 0.5 | 500 |
| 1 | 1000 |
| 2 | 2000 |
| 3 | 3000 |
| 5 | 5000 |
| 10 | 10000 |
| 20 | 20000 |
| 25 | 25000 |
| 50 | 50000 |
| 100 | 100000 |
| 1,000 | 1000000 |
How to convert Meter to Millimeter
Multiply the meter value by 1000 to get millimeters.
- Enter the number of meters you want to convert.
- The converter instantly shows the equivalent value in millimeters.
- Worked example: 15 m × 1000 = 15000 mm.
- Use the swap button to reverse the conversion (millimeter to meter).
About these units
Meter (m)
- Definition
- The meter (m) is the SI base unit of length, defined as the distance light travels in a vacuum in 1/299,792,458 of a second.
- History
- Introduced in France in 1793 as one ten-millionth of the distance from the equator to the North Pole, it was later fixed by a platinum bar and, since 1983, by the speed of light.
- Current use
- The meter is the standard unit of length in nearly every country and underpins science, engineering, construction, and sport worldwide.
Millimeter (mm)
- Definition
- A millimeter (mm) is one thousandth of a meter, used where small, precise measurements are needed.
- History
- Like other metric subdivisions it was defined in the 1790s using the prefix "milli-" (one thousandth).
- Current use
- Engineers, machinists, and manufacturers specify tolerances in millimeters, and rainfall is commonly reported in mm.
Frequently asked questions
How many millimeters are in a meter?
There are 1000 mm in 1 m. To convert, multiply the number of meters by 1000.
How do I convert meters to millimeters?
Multiply the meter value by 1000 to get millimeters. For example, 10 m = 10000 mm.
Is this meter-to-millimeter converter free?
Yes. This converter is completely free, runs entirely in your browser, and requires no sign-up. Your inputs never leave your device.
Convert Meter to other length units
| Unit | 1 Meter equals |
|---|---|
| Kilometer (km) | 0.001 km |
| Centimeter (cm) | 100 cm |
| Millimeter (mm) | 1000 mm |
| Micrometer (µm) | 1000000 µm |
| Nanometer (nm) | 1000000000 nm |
| Mile (mi) | 0.00062137119 mi |
| Yard (yd) | 1.0936133 yd |
| Foot (ft) | 3.2808399 ft |
| Inch (in) | 39.370079 in |
| Nautical Mile (nmi) | 0.0005399568 nmi |
| Light Year (ly) | 1.0570e-16 ly |