All Conversions

Free online unit converter. Convert length, weight, temperature, speed, area, volume, time, pressure, energy, power, data, angle, fuel economy and frequency units instantly.

Length

Kilometers → Miles Miles → Kilometers Meters → Feet Feet → Meters Centimeters → Inches Inches → Centimeters Meters → Yards Yards → Meters Millimeters → Inches Inches → Millimeters Kilometers → Meters Meters → Centimeters Centimeters → Millimeters Feet → Inches Miles → Feet Nautical Miles → Kilometers Nautical Miles → Miles Meters → Inches Feet → Centimeters Yards → Feet Kilometers → Feet Miles → Yards Millimeters → Centimeters Decimeters → Centimeters Meters → Millimeters Micrometers → Millimeters Nanometers → Micrometers Light Years → Kilometers Astronomical Units → Kilometers Furlongs → Miles Fathoms → Feet Angstroms → Nanometers

Weight & Mass

Kilograms → Pounds Pounds → Kilograms Grams → Ounces Ounces → Grams Kilograms → Grams Grams → Milligrams Metric Tons → Kilograms Pounds → Ounces Kilograms → Stones Stones → Pounds Short Tons → Kilograms Long Tons → Kilograms Milligrams → Grams Micrograms → Milligrams Carats → Grams Grains → Grams Ounces → Pounds Metric Tons → Pounds Kilograms → Ounces Pounds → Grams Short Tons → Metric Tons Long Tons → Metric Tons Slugs → Kilograms Pennyweights → Grams

Temperature

Celsius → Fahrenheit Fahrenheit → Celsius Celsius → Kelvin Kelvin → Celsius Fahrenheit → Kelvin Kelvin → Fahrenheit Celsius → Rankine Fahrenheit → Rankine Kelvin → Rankine Celsius → Réaumur Fahrenheit → Réaumur

Volume

Liters → US Gallons US Gallons → Liters Milliliters → US Fluid Ounces US Fluid Ounces → Milliliters Liters → Milliliters Liters → Cubic Centimeters Cubic Meters → Liters US Gallons → US Quarts US Cups → Milliliters US Tablespoons → Milliliters US Teaspoons → Milliliters US Pints → Liters Liters → Imperial Pints Imperial Gallons → Liters US Gallons → Imperial Gallons US Fluid Ounces → Imperial Fluid Ounces Liters → Cubic Feet Cubic Feet → Cubic Meters Cubic Inches → Cubic Centimeters Oil Barrels → Liters Liters → US Quarts Milliliters → US Teaspoons Milliliters → US Tablespoons Cubic Yards → Cubic Meters

Area

Square Kilometers → Square Miles Square Miles → Square Kilometers Square Meters → Square Feet Square Feet → Square Meters Hectares → Acres Acres → Hectares Square Centimeters → Square Inches Square Inches → Square Centimeters Square Meters → Square Yards Square Yards → Square Meters Square Kilometers → Hectares Hectares → Square Meters Acres → Square Feet Square Miles → Acres Acres → Square Meters Ares → Square Meters Square Meters → Square Centimeters Square Feet → Square Inches Square Millimeters → Square Centimeters

Speed

Kilometers per Hour → Miles per Hour Miles per Hour → Kilometers per Hour Meters per Second → Kilometers per Hour Kilometers per Hour → Meters per Second Meters per Second → Feet per Second Feet per Second → Meters per Second Miles per Hour → Feet per Second Knots → Kilometers per Hour Knots → Miles per Hour Meters per Second → Miles per Hour Kilometers per Hour → Knots Mach → Kilometers per Hour Speed of Light → Kilometers per Hour Miles per Hour → Meters per Second Kilometers per Second → Miles per Hour

Time

Hours → Minutes Minutes → Seconds Days → Hours Weeks → Days Years → Days Months → Days Hours → Seconds Days → Minutes Weeks → Hours Years → Hours Milliseconds → Seconds us → Milliseconds Nanoseconds → us Decades → Years Centuries → Years Fortnights → Days Millennia → Years Years → Months

Pressure

Bars → PSI PSI → Bars Atmospheres → PSI PSI → Atmospheres Pascals → PSI Kilopascals → PSI Bars → Atmospheres Atmospheres → Bars mmHg → Atmospheres Torr → Atmospheres Pascals → Bars Kilopascals → Bars Megapascals → PSI Inches of Mercury → Atmospheres Millibars → Atmospheres PSI → Kilopascals

Energy

Joules → Calories Calories → Joules Kilojoules → Kilocalories Kilocalories → Kilojoules Kilowatt-Hours → Joules Joules → Kilowatt-Hours BTU → Joules Joules → BTU Kilowatt-Hours → Megajoules Electron Volts → Joules Ergs → Joules Foot-Pounds → Joules Megajoules → Kilowatt-Hours Kilocalories → BTU Therms → Kilowatt-Hours Horsepower-Hours → Kilowatt-Hours Calories → Kilojoules Kilojoules → BTU Megawatt-Hours → Kilowatt-Hours

Power

Watts → Kilowatts Kilowatts → Watts Horsepower (mech.) → Kilowatts Kilowatts → Horsepower (mech.) Watts → Horsepower (mech.) BTU per Hour → Watts Kilowatts → BTU per Hour Megawatts → Kilowatts Horsepower (metric) → Kilowatts Horsepower (elec.) → Kilowatts Watts → Calories per Second Tons of Refrigeration → Kilowatts Foot-Pounds per Second → Watts Gigawatts → Megawatts

Data Storage

Gigabytes → Megabytes Megabytes → Gigabytes Terabytes → Gigabytes Gigabytes → Terabytes Megabytes → Kilobytes Kilobytes → Megabytes Gibibytes → Gigabytes Gigabytes → Gibibytes Tebibytes → Terabytes Terabytes → Tebibytes Megabytes → Mebibytes Petabytes → Terabytes Bytes → Bits Kilobits → Megabits Megabits → Gigabits Exabytes → Petabytes Kibibytes → Kilobytes Pebibytes → Petabytes

Angle

Degrees → Radians Radians → Degrees Degrees → Gradians Gradians → Degrees Radians → Gradians Degrees → Arcminutes Degrees → Arcseconds Turns → Degrees Turns → Radians Milliradians → Degrees NATO Mils → Degrees Quadrants → Degrees

Fuel Economy

Liters per 100km → Miles per Gallon (US) Miles per Gallon (US) → Liters per 100km Liters per 100km → Miles per Gallon (UK) Miles per Gallon (UK) → Liters per 100km Miles per Gallon (US) → Miles per Gallon (UK) Kilometers per Liter → Miles per Gallon (US) Miles per Gallon (US) → Kilometers per Liter Liters per 100km → Kilometers per Liter Miles per Liter → Kilometers per Liter

Frequency

Hertz → Kilohertz Kilohertz → Megahertz Megahertz → Gigahertz Gigahertz → Terahertz RPM → Hertz Radians per Second → Hertz Hertz → RPM RPM → Radians per Second Gigahertz → Megahertz Megahertz → Kilohertz Kilohertz → Hertz