Convert kilometer to meter
Enter the value to convert from kilometer to meter.
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1 kilometer
How to Convert Kilometer to Meter
Converting kilometer to meter is straightforward using our conversion calculator.
Conversion Formula
m = km × 1000Reverse conversion: Convert meter to kilometer
Comparison: Kilometer vs Meter
When to Use Each Unit
Kilometer: Standard unit for road distances, geographic measurements, and travel distances worldwide except in countries using miles.
Meter: Universal standard for length measurement in science, engineering, and daily life worldwide except in the United States, Myanmar, and Liberia.
Common Conversion Values
- 1 km = 1000 m
- 1 km ≈ 0.621 mi
- 1.609 km = 1 mi
- 1.852 km = 1 nmi
About Kilometer
Definition: The kilometer (symbol: km) is a unit of length equal to one thousand meters. Primary unit for measuring longer distances on Earth.
History: Introduced with the metric system to replace traditional long-distance units like leagues and miles in metric countries.
Current Use: Standard unit for road distances, geographic measurements, and travel distances worldwide except in countries using miles.
Examples: City distances: 5-50km, marathon: 42.2km, country sizes: hundreds to thousands of km
About Meter
Definition: The meter (symbol: m) is the SI base unit of length, defined as the distance light travels in vacuum in 1/299,792,458 of a second.
History: Originally defined in 1793 as one ten-millionth of the distance from equator to North Pole. Redefined multiple times, with current definition adopted in 1983.
Current Use: Universal standard for length measurement in science, engineering, and daily life worldwide except in the United States, Myanmar, and Liberia.
Examples: Room dimensions: 3-5m, human height: 1.5-2m, door height: 2m, car length: 4-5m