Meter to Kilometer Conversion Calculator: Free Online Tool
Convert meters to kilometers with our free online length converter.
Meter to Kilometer Calculator
How to Use the Calculator:
- Enter the value you want to convert in the 'From' field (Meter).
- The converted value in Kilometer will appear automatically in the 'To' field.
- Use the dropdown menus to select different units within the Length category.
- Click the swap button (⇌) to reverse the conversion direction.
How to Convert Meter to Kilometer
Converting Meter to Kilometer involves multiplying the value by a specific conversion factor, as shown in the formula below.
Formula:
1 Meter = 0.001 kilometersExample Calculation:
Convert 10 meters: 10 × 0.001 = 0.01 kilometers
Disclaimer: For Reference Only
These conversion results are provided for informational purposes only. While we strive for accuracy, we make no guarantees regarding the precision of these results, especially for conversions involving extremely large or small numbers which may be subject to the inherent limitations of standard computer floating-point arithmetic.
Not for professional use. Results should be verified before use in any critical application. View our Terms of Service for more information.
What is a Meter and a Kilometer?
The meter is the base unit of length in the International System of Units (SI). It is defined as the distance traveled by light in a vacuum in 1/299,792,458 of a second. It forms the basis for other metric length units.
The kilometer is a unit of length in the metric system equal to one thousand meters (1,000 m). It is commonly used to measure geographic distances.
Note: The Meter is part of the metric (SI) system, primarily used globally in science and trade. The Kilometer belongs to the metric (SI) system.
History of the Meter and Kilometer
Originally defined in 1793 by the French Academy of Sciences as one ten-millionth of the distance from the equator to the North Pole along a meridian. Later definitions involved prototype bars (platinum-iridium) and wavelengths of krypton-86 radiation before the current definition based on the speed of light was adopted in 1983.
Derived directly from the meter, the kilometer was established as part of the metric system in the late 18th century to provide a larger, convenient unit for measuring longer distances, such as those between cities or the lengths of roads.
Common Uses for meters and kilometers
Explore the typical applications for both Meter (metric) and Kilometer (metric) to understand their common contexts.
Common Uses for meters
- Dimensions & Construction: Measuring room dimensions, building heights, and land plots.
- Science & Engineering: Standard unit in scientific research (physics, engineering).
- Athletics: Track and field events (e.g., 100-meter dash).
- Textiles: Measuring fabric lengths.
- Everyday Measurements: Everyday height and distance measurements in metric countries.
Common Uses for kilometers
- Geography & Travel: Measuring distances between geographical locations (cities, countries).
- Transportation: Road signs indicating distances and speed limits (km/h) in metric countries.
- Mapping: Measuring the length of roads, rivers, or coastlines.
- Athletics: Athletic events like long-distance running (e.g., 5k, 10k, marathon).
- Logistics: Calculating travel times and fuel efficiency.
Frequently Asked Questions
Questions About Meter (m)
Is the meter the primary unit of length globally?
Yes, the meter is the base unit for length in the SI system, used by most countries for scientific, industrial, and many everyday purposes.
How was the meter originally defined?
It was first defined based on a fraction of the Earth's meridian distance from the equator to the North Pole.
How is the meter defined today?
It is defined by the distance light travels in a vacuum during a specific fraction of a second (1/299,792,458 s).
About Kilometer (km)
How many meters are in a kilometer?
There are exactly 1,000 meters (m) in 1 kilometer (km).
What does 'kilo' mean in kilometer?
The prefix 'kilo' denotes one thousand (1,000).
Is a kilometer longer or shorter than a mile?
A kilometer is shorter than a mile. One mile is approximately 1.609 kilometers.
Conversion Table: Meter to Kilometer
| Meter (m) | Kilometer (km) |
|---|---|
| 1 | 0.001 |
| 5 | 0.005 |
| 10 | 0.01 |
| 25 | 0.025 |
| 50 | 0.05 |
| 100 | 0.1 |
| 500 | 0.5 |
| 1,000 | 1 |
All Length Conversions
Other Units from Length
- Hectometer (hm)
- Decimeter (dm)
- Centimeter (cm)
- Millimeter (mm)
- Inch (in)
- Foot (ft)
- Yard (yd)
- Mile (mi)
- Nautical Mile (NM)
- Micrometer (μm)
- Nanometer (nm)
- Light Year (ly)
- Astronomical Unit (AU)
- Parsec (pc)
- Angstrom (Å)
- Point (Typography) (pt)
- Mil/Thou (mil)
- Fathom (fath)
- Furlong (fur)
- Link (Gunter's) (li)
- Pace (pace)
- Span (span)
- Digit (digit)
- Cable Length (cb)
- Ell (ell)
- Finger (finger)
- Roman Mile (m.p.)
- Stadion (stadion)
- Chi (Chinese) (chi)
- Shaku (Japanese) (shaku)
- Li (Chinese) (li)
- Toise (toise)
- Bolt (bolt)
- Rope (rope)
- Smoot (smoot)
- Sajene (sajene)
- Ken (ken)
- Wa (wa)
- Vara (vara)
- Aln (aln)
- Cubit (Royal/Egyptian) (cubit)
- Versta (versta)
- Arpent (arpent)
- Ri (Japanese) (ri)
- Klafter (klafter)
- Yojana (yojana)
- Skein (skein)