Length Unit Converter
Enter a value in any field and all other units update automatically; base unit is the meter. Chinese units use mainland definitions (1 li = 500 m, 1 m = 3 chi).
ℹ️ Mechanical "si" (丝) is counted as 0.01 mm.
Metric · Imperial · Chinese units
Enter a value in any field and all other units update automatically; base unit is the meter. Chinese units use mainland definitions (1 li = 500 m, 1 m = 3 chi).
ℹ️ Mechanical "si" (丝) is counted as 0.01 mm.
Switch between metric and imperial length units for construction, travel, or homework. Type a value and pick units for instant conversion.
Common units include mm, cm, m, km, inch, foot, yard, and mile.
Results use standard conversion factors; very long decimals may be rounded for display.