Meters: conversions & definition
The meter is the SI base unit of length. This conversion measures a straight length, not an area.
Choose the unit you need
Each row converts one m. Open a converter to enter any value and see its formula, worked example and reference table. Results below are rounded to 10 significant digits.
| Convert to | Equivalent value | Calculator |
|---|---|---|
| Millimeters (mm) | ≈ 1,000 | Convert m to mm |
| Centimeters (cm) | ≈ 100 | Convert m to cm |
| Kilometers (km) | ≈ 0.001 | Convert m to km |
| Inches (in) | ≈ 39.37007874 | Convert m to in |
| Feet (ft) | ≈ 3.280839895 | Convert m to ft |
| Yards (yd) | ≈ 1.093613298 | Convert m to yd |
| Miles (mi) | ≈ 0.0006213711922 | Convert m to mi |
| Nautical miles (nmi) | ≈ 0.0005399568035 | Convert m to nmi |
| Attometers (am) | ≈ 1e+18 | Convert m to am |
| Decameters (dam) | ≈ 0.1 | Convert m to dam |
| Decimeters (dm) | ≈ 10 | Convert m to dm |
| Exameters (Em) | ≈ 1e-18 | Convert m to Em |
| Femtometers (fm) | ≈ 1e+15 | Convert m to fm |
| Gigameters (Gm) | ≈ 1e-9 | Convert m to Gm |
| Hectometers (hm) | ≈ 0.01 | Convert m to hm |
| Megameters (Mm) | ≈ 0.000001 | Convert m to Mm |
| Micrometers (µm) | ≈ 1,000,000 | Convert m to µm |
| Nanometers (nm) | ≈ 1,000,000,000 | Convert m to nm |
| Petameters (Pm) | ≈ 1e-15 | Convert m to Pm |
| Picometers (pm) | ≈ 1e+12 | Convert m to pm |
| Quectometers (qm) | ≈ 1e+30 | Convert m to qm |
| Quettameters (Qm) | ≈ 1e-30 | Convert m to Qm |
| Ronnameters (Rm) | ≈ 1e-27 | Convert m to Rm |
| Rontometers (rm) | ≈ 1e+27 | Convert m to rm |
| Terameters (Tm) | ≈ 1e-12 | Convert m to Tm |
| Yoctometers (ym) | ≈ 1e+24 | Convert m to ym |
| Yottameters (Ym) | ≈ 1e-24 | Convert m to Ym |
| Zeptometers (zm) | ≈ 1e+21 | Convert m to zm |
| Zettameters (Zm) | ≈ 1e-21 | Convert m to Zm |
Keep the quantity consistent
Choose units that represent the same quantity and preserve the measurement conditions. A scale conversion changes the number and unit together; it does not change the physical amount or improve the accuracy of your measurement.
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