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Convert mm to m

1 millimeter equals 0.001 meters. Enter a value below to convert instantly.

1 mm
0.001 m

Multiply the number of millimeters by 0.001 to get meters. How this is calculated

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Need the other direction? Convert meter to millimeter →

Formula

Multiply the number of millimeters by 0.001 to get meters.

Step by step

  1. Start with 1 mm.
  2. Multiply by the conversion factor 0.001.
  3. 1 × 0.001 = 0.001 m.

Millimeters to Meters conversion table

Millimeters (mm) Meters (m)
1 0.001
2 0.002
3 0.003
5 0.005
10 0.01
20 0.02
50 0.05
100 0.1
500 0.5
1,000 1

Convert Millimeter to other length units

1 mm expressed in every other length unit on this site.

  • Meter m 0.001
  • Kilometer km 0.000001
  • Hectometer hm 0.00001
  • Dekameter dam 0.0001
  • Decimeter dm 0.01
  • Centimeter cm 0.1
  • Micrometer µm 1,000
  • Nanometer nm 1,000,000
  • Picometer pm 1,000,000,000
  • Femtometer fm 1,000,000,000,000
  • Attometer am 1e+15
  • Megameter Mm 1e-9
  • Gigameter Gm 1e-12
  • Terameter Tm 1e-15
  • Petameter Pm 1e-18
  • Exameter Em 1e-21
  • Angstrom Å 10,000,000
  • Mile mi 6.2137119e-7
  • Yard yd 0.0010936133
  • Foot ft 0.0032808399
  • Inch in 0.039370079
  • Kiloyard kyd 0.0000010936133
  • League lea 2.0712373e-7
  • Furlong fur 0.0000049709695
  • Chain ch 0.000049709695
  • Rod rd 0.00019883878
  • Perch perch 0.00019883878
  • Pole pole 0.00019883878
  • Rope rope 0.00016404199
  • Fathom fath 0.00054680665
  • Link li 0.0049709695
  • Hand hand 0.0098425197
  • Ell ell 0.00087489064
  • Barleycorn barleycorn 0.11811024
  • Mil mil 39.370079
  • Microinch µin 39,370.079
  • Caliber cl 3.9370079
  • Centiinch cin 3.9370079
  • Nautical Mile nmi 5.399568e-7
  • Nautical Mile (UK) NM (UK) 5.3961182e-7
  • Nautical League nl 1.799856e-7
  • Nautical League (UK) nl (UK) 1.7987061e-7
  • Mile (US survey) mi (US) 6.2136995e-7
  • Furlong (US survey) fur (US) 0.0000049709596
  • Chain (US survey) ch (US) 0.000049709596
  • Rod (US survey) rd (US) 0.00019883838
  • Fathom (US survey) fath (US) 0.00054680556
  • Foot (US survey) ft (US) 0.0032808333
  • Link (US survey) li (US) 0.0049709596
  • Inch (US survey) in (US) 0.03937
  • League (statute) st.league 2.0712332e-7
  • Pica pica 0.23622047
  • Point pt 2.8346457
  • Twip twip 56.692913
  • Light Year ly 1.0570008e-19
  • Astronomical Unit AU 6.6845871e-15
  • Parsec pc 3.2407793e-20
  • Kiloparsec kpc 3.2407793e-23
  • Megaparsec Mpc 3.2407793e-26
  • Earth's Equatorial Radius R⊕(eq) 1.5678559e-10
  • Earth's Polar Radius R⊕(pol) 1.5731304e-10
  • Earth's Distance from Sun d⊕☉ 6.684492e-15
  • Sun's Radius R☉ 1.4374012e-12
  • Bohr Radius a₀ 18,897,261
  • Electron Radius (classical) rₑ 354,869,120,000
  • Fermi F 1,000,000,000,000
  • X-unit X 9,979,243,200
  • Planck Length ℓP 6.1871425e+31
  • Mile (Roman) mi (Rom) 6.7576517e-7
  • Roman Actus actus 0.00002818591
  • Arpent arpent 0.000017087708
  • Cubit (UK) cubit 0.0021872266
  • Cubit (Greek) cubit (Gk) 0.0021608166
  • Long Cubit long cubit 0.0018747657
  • Reed reed 0.00036453777
  • Long Reed long reed 0.00031246094
  • Span (cloth) span 0.0043744532
  • Finger (cloth) finger 0.0087489064
  • Nail (cloth) nail 0.017497813
  • Handbreadth handbreadth 0.01312336
  • Fingerbreadth fingerbreadth 0.052493438
  • Aln aln 0.0016841317
  • Famn famn 0.00056137725
  • Ken ken 0.00047206329
  • Russian Archin archin 0.0014060742
  • Vara Castellana vara (cast) 0.0011973868
  • Vara Conuquera vara (con) 0.00039912894
  • Vara de Tarea vara (tarea) 0.00039912894
  • Ja (Korean foot) 자 0.0033
  • Chi 치 0.033
  • Pun 푼 0.33
  • Gan 간 0.00055
  • Jang 장 0.00033
  • Ri (Korean) 리 0.0000025462963

About the millimeter

The millimeter (mm) is a SI unit of length.

About the meter

The meter (m) is a SI unit of length. The SI base unit of length, defined by fixing the speed of light at 299,792,458 m/s.

Where this conversion is used

Converting millimeters to meters comes up when measuring height, screen sizes, travel distances, fabric, and construction dimensions. Metric and Imperial length units are both in daily use, so quick conversion is often needed when following instructions from another country.

Related conversions

Frequently asked questions

How many meters are in a millimeter?

One millimeter equals 0.001 meters.

How do you convert millimeters to meters?

Multiply the number of millimeters by 0.001 to get meters.

What is 1 meter in millimeters?

One meter equals 1,000 millimeters.

When would I convert millimeters to meters?

This conversion is common when measuring height, screen sizes, travel distances, fabric, and construction dimensions.

Conversion factors are based on internationally agreed unit definitions. See our methodology and sources for details on how these values are verified.