Length Converter

Convert between metric, imperial, and specialized length units

Length Conversion
Enter a value and select units to convert
Conversion Result
Converted value and analysis

Enter a value and select units to convert

Common Conversions
Click to quickly set up popular unit conversions

Meters to Feet

1 m = 3.28084 ft

Kilometers to Miles

1 km = 0.621371 mi

Inches to Centimeters

1 in = 2.54 cm

Feet to Meters

1 ft = 0.3048 m

Miles to Kilometers

1 mi = 1.60934 km

Centimeters to Inches

1 cm = 0.393701 in

Real-World Examples
Click to load practical length conversion examples

Human Height

Average adult height

175 cm → ft

Football Field

American football field length

100 yd → m

Marathon Distance

Marathon race distance

26.2 mi → km

Screen Size

Laptop screen diagonal

15.6 in → cm

Room Width

Typical room dimension

12 ft → m

Hair Thickness

Human hair diameter

100 μm → mm

Length Unit Reference

Metric Units

Nanometers (nm)
Micrometers (μm)
Millimeters (mm)
Centimeters (cm)
Meters (m)
Kilometers (km)

Imperial Units

Inches (in)
Feet (ft)
Yards (yd)
Miles (mi)

Specialized Units

Nautical Miles (nmi)
Astronomical Units (AU)
Light Years (ly)