Length Converter
Convert between different units of length - from nanometers to light years
Metric Units
km
m
cm
mm
μm
nm
Imperial Units
mi
yd
ft
in
Astronomical Units
ly
Common Conversions
Metric System
1 km = 1000 m
1 m = 100 cm
1 cm = 10 mm
Imperial System
1 mile = 1760 yards
1 yard = 3 feet
1 foot = 12 inches
Cross System
1 mile = 1.609344 km
1 yard = 0.9144 m
1 light year = 9.461e+12 km