Peruvian units of measurement

A number of units of measurement were used in Peru to measure length, mass, area, etc. The Metric system adopted in 1862 and has been compulsory since 1869 in Peru.^[1][2]

System before metric system

Units from Spanish Castillian were used.^[1]

Length

One vara was equal to 0.83598 m.^[1] One pie was equal to 0.27866 m/3 varas.^[2]

Mass

Several units were used to measure mass. One libra was equal to 0.46009 kg.^[1][2] Some other units are given below:

1 arroba = 25 libra

1 quintal = 100 libra

1 fanega = 140 libra.^[1][2][3]

Area

One topo was equal to 2706 m².^[1] One fanegada was equal to 6459.6 m².^[1]

See also

• Metrication in Peru