Measurement Conversion

Convert volume (capacity), weight, length, area, temperature and pressure measures between U.S./Imperial and SI (Metric) units.

Type your value in a box, click the button next to that box, and all unit conversions in the same category will be calculated.

Volume (capacity)

SI (Metric)
Cubic meter (m³)
hectoliter (hl) Used when reporting wine production
dekaliter (dal) Almost never used
Cubic dm (dm³) = liter (l)
deciliter (dl)
centiliter (cl)
Cubic cm (cm³) = milliliter (ml)
Cubic millimeter (mm³)

U.S. Dry Measure
Barrel (bbl)
Bushel (bu)
Peck (pk)
Quart (qt)
Pint (pt)

British Imperial Liquid And Dry
Barrel
Bushel (bu)
Gallon (gal)
Pint (pt)
Fluid Ounce (fl oz)

"Metric Cooking Measure"
Table spoon
Tea spoon

U.S. Cooking Measure
Cup
Table spoon (Tbs)
Tea spoon (tsp)

U.S. Liquid Measure
Barrel [42 gal] Other barrel sizes exist
Gallon (gal)
Quart (qt)
Pint (pt)
Gill (gi)
Fluid Ounce (fl oz)
Fluid dram (fl dr)
Minim (min)

U.S. and Imperial Cubic Measure
Acre foot
Cubic yard (yd³ = cu yd)
Cubic foot (ft³ = cu ft)
Cubic inch (in³ = cu in)

Weights

SI (Metric)
ton
kilogram (kg)
gram (g)
milligram (mg)

Troy weight (Precious metals and stones)
Pound (lb t)
Ounce (oz t)
PennyWeight (dwt)
Grain Same as Avoirdupois grain

Avoirdupois weight
British ("long") ton
US ("short") ton
British ("long") hundredweight (cwt)
US ("short") hundredweight (cwt)
Stone
Pound (lb)
Ounce (oz)
Dram (dr)
Grain

Length

SI (Metric)
kilometer (km)
meter (m)
decimeter (dm) Almost never used
centimeter (cm)
millimeter (mm)

Nautical Length Measure
Nautical mile (nmi)
Fathom

U.S. and Imperial Length Measure
Mile (mi)
Furlong (fur)
Yard (yd)
Foot (ft)
Inch (in)
Mil

Area

SI (Metric)
Square kilometer (km²)
hectare (ha) Used about farm areas
are (a) Almost never used
Square meter (m²)
Square decimeter (dm²) Almost never used
Square centimeter (cm²)
Square millimeter (mm²)

Temperature

SI (Metric)
Degrees Celcius (C)
Kelvin (K)

U.S. and Imperial
Degrees Fahrenheit (F)

Pressure

U.S.and Imperial
Pound per square foot (lb/ft²)
Pound per square inch (lb/in² = PSI)
Inches mercury (in Hg)
The conversion factor 1 lb/in² = 6894.757 Pa has been used.

Volume (capacity)