Conversions
Area converter
Convert area measurements from square metres into common metric and imperial units.
Calculators / Conversions / Length converter
Length converter calculator
Convert metres into common length units.
On this page
Centimetres100cm
IN39.37in
FT3.28ft
KM1.00e-3km
MI6.21e-4mi
M1m
Calculator controls
How to calculate
Convert metres into common length units.
1 mile = 1609.344 metres; 1 foot = 0.3048 metres. Select an input unit to convert in either direction.
Worked example
Distance: 1; Input unit: 1.
Centimetres: 100 cm; IN: 39.37 in; FT: 3.28 ft; KM: 1.00e-3 km; MI: 6.21e-4 mi; M: 1 m.
Assumptions and limits
International inch, foot, and mile definitions.
Results are rounded for display; calculations use unrounded values. Read our calculation methodology.
Understanding the result
All outputs describe the same length in different units. Small results may use scientific notation to avoid rounding a real distance to zero.
When this tool is useful
Convert a metric measurement for a product specification or a distance comparison.
Understanding your inputs
| Input | What to enter |
|---|---|
| Distance | Enter a number of at least -1000000000000 and no more than 1000000000000. |
| Input unit | Enter one of the available options. |
Frequently asked questions
Is an inch exactly 2.54 centimetres?
Yes. The international inch is defined as exactly 0.0254 metres.
Do these conversions depend on location?
These are international units. Historical survey units can differ and should be handled separately when relevant.