Ancient Roman units of measurement

17 units from this system across 5 categories, 17 of them historical or traditional.

Length

UnitSymbolValue in meters
Roman inch (uncia)uncia≈ 0.0246 m
Roman footpes≈ 0.296 m
Roman cubitcubitum≈ 0.444 m
Roman pacepassus≈ 1.48 m
Roman stadiumstadium≈ 185 m
Roman milemp≈ 1,480 m
Roman leagueleuga≈ 2,220 m

Weight & Mass

UnitSymbolValue in kilograms
Roman pound (libra)libra≈ 0.3289 kg
Roman ounce (uncia)uncia≈ 0.0274 kg

Volume

UnitSymbolValue in liters
cyathuscyathus≈ 0.04548611111 L
sextariussextarius≈ 0.5458333333 L
congiuscongius≈ 3.275 L
modiusmodius≈ 8.733333333 L
amphoraamphora≈ 26.2 L

Area

UnitSymbolValue in square meters
iugerumiugerum≈ 2,523.3408 m²

Time

UnitSymbolValue in seconds
lustrumlustrum157,784,760 s
indictionindiction473,354,280 s