Metric, Imperial and
Historical Units Converter

Select unit Area Energy Flowrate Force Length Mass Power Pressure Velocity Volume Temperature Time ______________ Acres Ares Bars Barrels per day Baryes BTUs BTUs per hour BTUs per minute BTUs per second Centimeters (cm) cm/sec Chains Cooking measures Crinals Cubic centimeters (cc) cc/sec cc-atmosphere Cubic decimeters Cubic feet Cubic feet per minute Cubic feet per second Cubic inches Cubic inches per minute Cubic inches per second Cubic meters Cubic meters per hour Cubic yards Cubic yards per minute Decimeters (dm) Drams DynesErgs per second Fluid drachmas Fluid ounces (fl.oz.) Feet (ft) Feet per hour Feet per minute Feet per second ft-lbf ft-lbf/hour ft-lbf/min ft-lbf/sec Furlongs Gallons Gallons per day Gallons per minute Gallons per second Gigawatts (GW) Gills Grains Grams (g) Gram-calories (g-cal) Hectares Hectometers Hundredweights (cwt) Inches (in) Inches H2O Inches Hg Inch-pound-forces (in-lbf) IST calories Joules (J) Joules per second (J/sec) Kilocalories (kcal) Kilograms (kg) kg-meters/sq. sec Kilogram-calories Kilogram-forces (kgf) Kgf/sq. cm Kgf/sq. meter Kilometers (km) Kilometers per hour (km/h) KiloPascal(kPa) Kilowatts (kW) Kilowatts per hour (kWh) Kips Knots Liters (l) Liters per minute Liters per second Long tons (imperial tons) MegaPascal(mPa) Megawatts (MW) Meters (m) Meters per minute Meters per second Metric horsepower Miles Miles per hour (mph) Miles per minute Milligrams (mg) Milliliters (ml) Millimeters (mm) Miner inches Newton (N) Ounces (oz) Ounce-force Pascal (Pa) Pints Pounds (lb) Pounds/sq. foot Pounds/sq. inch Poundals Poundals/sq. foot Poundals/sq. inch Pound-CHU Pound-force (lbf) Quarts Quarters Rods Shoe size Short tons/sq. footSlugs Square centimeters Square decimeters Square feet Square kilometers Square meters Square miles Square millimeters Square yards Stones Thermocalories TonsTons (refrigeration) Tonnes (metric tons) Torrs U.S. gallons U.S. horsepower per hour U.S. tons Watts Watts per hour Yards ________________ Ancient Greek: area Ancient Greek: currency Ancient Greek: length Ancient Greek: mass Ancient Greek: volume Ancient Roman: area Ancient Roman: length Ancient Roman: mass/coin Ancient Roman: volume Apothecary: imperial UK Apothecary: US/UK Apothecary: weight League units ________________ ImperialToMetric.com HistoryBriefcase.com History Briefcase (YouTube)

Area	Culinary	💱 Currency	Energy	Flowrate
Force	Length	Mass	Power	Pressure
Shoe size	Temp.	Time	Velocity	Volume