Standard Tools

Length Converter.

Convert millimeter, centimeter, meter, kilometer, inch, foot, yard, mile, and nautical mile lengths.

Length Converter

Value in Centimeters = Value in Millimeters × 0.1 Multiply the value in millimeters by the conversion factor 0.1.

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Units Defined in Length

Below is the complete registry of units supported within the conversion tool.

Millimeter

mm, millimeter, millimeters

One-thousandth of a meter. Common metric unit for small lengths.

Centimeter

cm, centimeter, centimeters

One-hundredth of a meter. Used worldwide for general height and object measurements.

Meter

m, meter, meters

The fundamental unit of length in the International System of Units (SI).

Kilometer

km, kilometer, kilometers

One thousand meters. The standard metric unit for geographical distances.

Inch

in, inch, inches, "

Imperial and US customary unit equal to exactly 2.54 centimeters.

Foot

ft, foot, feet, '

Imperial and US customary unit equal to 12 inches or 0.3048 meters.

Yard

yd, yard, yards

Imperial and US customary unit equal to 3 feet or 36 inches.

Mile

mi, mile, miles

Standard imperial and US unit equal to 5,280 feet or 1,609.344 meters.

Nautical Mile

nmi, nautical mile, nautical miles

A unit of length used in navigation, defined as exactly 1,852 meters (approx. one minute of latitude).

Popular Length Conversions

In-depth guides with formulas, worked examples, and practical tips.

Millimeter to Inch (mm to in) → Centimeter to Inch (cm to in) → Meter to Foot (m to ft) → Kilometer to Mile (km to mi) → Inch to Centimeter (in to cm) → Foot to Centimeter (ft to cm) → Foot to Meter (ft to m) → Mile to Kilometer (mi to km) →

All Length Conversions

Every supported unit pair. Each opens the instant calculator above with the units pre-selected.

Millimeter to Centimeter (mm to cm) Millimeter to Meter (mm to m) Millimeter to Kilometer (mm to km) Millimeter to Foot (mm to ft) Millimeter to Yard (mm to yd) Millimeter to Mile (mm to mi) Millimeter to Nautical Mile (mm to nmi) Centimeter to Millimeter (cm to mm) Centimeter to Meter (cm to m) Centimeter to Kilometer (cm to km) Centimeter to Foot (cm to ft) Centimeter to Yard (cm to yd) Centimeter to Mile (cm to mi) Centimeter to Nautical Mile (cm to nmi) Meter to Millimeter (m to mm) Meter to Centimeter (m to cm) Meter to Kilometer (m to km) Meter to Inch (m to in) Meter to Yard (m to yd) Meter to Mile (m to mi) Meter to Nautical Mile (m to nmi) Kilometer to Millimeter (km to mm) Kilometer to Centimeter (km to cm) Kilometer to Meter (km to m) Kilometer to Inch (km to in) Kilometer to Foot (km to ft) Kilometer to Yard (km to yd) Kilometer to Nautical Mile (km to nmi) Inch to Millimeter (in to mm) Inch to Meter (in to m) Inch to Kilometer (in to km) Inch to Foot (in to ft) Inch to Yard (in to yd) Inch to Mile (in to mi) Inch to Nautical Mile (in to nmi) Foot to Millimeter (ft to mm) Foot to Kilometer (ft to km) Foot to Inch (ft to in) Foot to Yard (ft to yd) Foot to Mile (ft to mi) Foot to Nautical Mile (ft to nmi) Yard to Millimeter (yd to mm) Yard to Centimeter (yd to cm) Yard to Meter (yd to m) Yard to Kilometer (yd to km) Yard to Inch (yd to in) Yard to Foot (yd to ft) Yard to Mile (yd to mi) Yard to Nautical Mile (yd to nmi) Mile to Millimeter (mi to mm) Mile to Centimeter (mi to cm) Mile to Meter (mi to m) Mile to Inch (mi to in) Mile to Foot (mi to ft) Mile to Yard (mi to yd) Mile to Nautical Mile (mi to nmi) Nautical Mile to Millimeter (nmi to mm) Nautical Mile to Centimeter (nmi to cm) Nautical Mile to Meter (nmi to m) Nautical Mile to Kilometer (nmi to km) Nautical Mile to Inch (nmi to in) Nautical Mile to Foot (nmi to ft) Nautical Mile to Yard (nmi to yd) Nautical Mile to Mile (nmi to mi)

FAQs

Frequently Asked Questions

How many feet are in a mile?

There are exactly 5,280 feet in one standard mile.

How do you convert inches to centimeters?

Multiply the value in inches by 2.54 to get the value in centimeters.

What is a nautical mile?

A nautical mile is based on the circumference of the Earth and is exactly equal to 1,852 meters or 1.1508 standard miles.