Unit converters
Convert between metric and imperial units. Every converter shows the exact formula, real examples and a conversion chart.
Every unit
Length
- Length converterConvert meters, feet, inches and more
- Centimeters to inchesConvert centimeters to inches with a chart
- Inches to centimetersConvert inches to centimeters with a chart
- Meters to feetConvert meters to feet with a chart
- Feet to metersConvert feet to meters with a chart
- Kilometers to milesConvert kilometers to miles with a chart
- Miles to kilometersConvert miles to kilometers with a chart
- Inches to feetConvert inches to feet with a chart
- Feet to inchesConvert feet to inches with a chart
- Millimeters to inchesConvert millimeters to inches
- Inches to millimetersConvert inches to millimeters
- Feet to centimetersConvert feet to centimeters
- Centimeters to feetConvert centimeters to feet
- Yards to metersConvert yards to meters with a chart
- Meters to yardsConvert meters to yards with a chart
- Miles to feetConvert miles to feet with a chart
- Inches to metersConvert inches to meters with a chart
- Meters to inchesConvert meters to inches with a chart
- Feet to milesConvert feet to miles with a chart
- Yards to feetConvert yards to feet with a chart
- Feet to yardsConvert feet to yards with a chart
- Miles to metersConvert miles to meters with a chart
- Meters to milesConvert meters to miles with a chart
- Nautical miles to kilometersConvert nautical miles to km
- Kilometers to nautical milesConvert km to nautical miles
- Centimeters to metersConvert centimeters to meters
- Meters to centimetersConvert meters to centimeters
- Millimeters to centimetersConvert millimeters to centimeters
- Centimeters to millimetersConvert centimeters to millimeters
- Kilometers to metersConvert kilometers to meters
- Meters to kilometersConvert meters to kilometers
- Millimeters to feetConvert millimeters to feet
- Micrometers (microns) to millimetersConvert micrometers to millimeters
- Nanometers to metersConvert nanometers to meters
- Light-years to kilometersConvert light-years to kilometers
Weight
- Weight converterConvert kg, pounds, ounces and more
- Kilograms to poundsConvert kilograms to pounds with a chart
- Pounds to kilogramsConvert pounds to kilograms with a chart
- Grams to ouncesConvert grams to ounces with a chart
- Ounces to gramsConvert ounces to grams with a chart
- Stone to kilogramsConvert stone to kg with a chart
- Kilograms to stoneConvert kg to stone with a chart
- Ounces to poundsConvert ounces to pounds with a chart
- Pounds to ouncesConvert pounds to ounces with a chart
- US tons to kilogramsConvert US short tons to kilograms
- Grams to poundsConvert grams to pounds with a chart
- Pounds to gramsConvert pounds to grams with a chart
- Kilograms to ouncesConvert kilograms to ounces
- Stone to poundsConvert stone to pounds with a chart
- Pounds to stoneConvert pounds to stone with a chart
- Grams to kilogramsConvert grams to kilograms
- Kilograms to gramsConvert kilograms to grams
- Milligrams to gramsConvert milligrams to grams
- Grams to milligramsConvert grams to milligrams
- Micrograms to milligramsConvert micrograms to milligrams
- Milligrams to microgramsConvert milligrams to micrograms
- US tons to poundsConvert US tons to pounds
- Pounds to US tonsConvert pounds to US tons
- Carats to gramsConvert carats to grams
- Grams to caratsConvert grams to carats
- Troy ounces to gramsConvert troy ounces to grams
- Grams to troy ouncesConvert grams to troy ounces
Temperature
- Temperature converterCelsius, Fahrenheit and Kelvin
- Celsius to FahrenheitConvert °C to °F with a chart
- Fahrenheit to CelsiusConvert °F to °C with a chart
- Celsius to KelvinConvert °C to K with a chart
- Kelvin to CelsiusConvert K to °C with a chart
- Fahrenheit to KelvinConvert °F to kelvin with a chart
- Kelvin to FahrenheitConvert kelvin to °F with a chart
Volume
- Volume converterLiters, gallons, cups and more
- Milliliters to fluid ouncesConvert ml to US fluid ounces
- Fluid ounces to millilitersConvert US fluid ounces to ml
- Cups to millilitersConvert US cups to milliliters
- Milliliters to cupsConvert milliliters to US cups
- Liters to gallonsConvert liters to US gallons
- Gallons to litersConvert US gallons to liters
- Teaspoons to millilitersConvert US teaspoons to ml
- Tablespoons to millilitersConvert US tablespoons to ml
- Cups to fluid ouncesConvert US cups to fluid ounces
- Fluid ounces to cupsConvert US fluid ounces to cups
- Quarts to litersConvert US quarts to liters
- Liters to quartsConvert liters to US quarts
- Pints to litersConvert US pints to liters
- Cubic feet to gallonsConvert cubic feet to US gallons
- Milliliters to teaspoonsConvert ml to US teaspoons
- Milliliters to tablespoonsConvert ml to US tablespoons
- Tablespoons to teaspoonsConvert tablespoons to teaspoons
- Cups to tablespoonsConvert US cups to tablespoons
- Liters to cupsConvert liters to US cups
- UK gallons to litersConvert imperial gallons to liters
- Fluid ounces to litersConvert US fluid ounces to liters
- Liters to fluid ouncesConvert liters to US fluid ounces
- Cubic meters to cubic feetConvert m³ to cubic feet
- Cubic feet to cubic metersConvert cubic feet to m³
- Milliliters to litersConvert milliliters to liters
- Liters to millilitersConvert liters to milliliters
- Cubic centimeters (cc) to millilitersConvert cc to milliliters
- Milliliters to centilitersConvert milliliters to centiliters
- Centiliters to millilitersConvert centiliters to milliliters
- Gallons to cupsConvert US gallons to cups
- Cups to gallonsConvert cups to US gallons
- Quarts to cupsConvert US quarts to cups
- Pints to cupsConvert US pints to cups
- Cups to pintsConvert cups to US pints
Area
- Area converterSquare feet, m², acres and hectares
- Square feet to square metersConvert sq ft to m² with a chart
- Square meters to square feetConvert m² to sq ft with a chart
- Acres to hectaresConvert acres to hectares with a chart
- Hectares to acresConvert hectares to acres with a chart
- Square feet to acresConvert sq ft to acres with a chart
- Acres to square feetConvert acres to sq ft with a chart
- Square miles to square kilometersConvert sq mi to km² with a chart
- Square kilometers to square milesConvert km² to sq mi with a chart
- Square meters to acresConvert m² to acres with a chart
- Square yards to square metersConvert sq yd to m² with a chart
- Square inches to square centimetersConvert in² to cm² with a chart
- Square feet to square yardsConvert sq ft to square yards
Speed
- Speed converterConvert km/h, mph, m/s and knots
- Miles per hour to km/hConvert mph to km/h with a chart
- Kilometers per hour to mphConvert km/h to mph with a chart
- Knots to miles per hourConvert knots to mph with a chart
- Knots to kilometers per hourConvert knots to km/h with a chart
- Meters per second to kilometers per hourConvert m/s to km/h with a chart
- Kilometers per hour to meters per secondConvert km/h to m/s with a chart
- Meters per second to miles per hourConvert m/s to mph with a chart
- Miles per hour to meters per secondConvert mph to m/s with a chart
- Miles per hour to knotsConvert mph to knots with a chart
- Kilometers per hour to knotsConvert km/h to knots with a chart
- Feet per second to miles per hourConvert ft/s to mph with a chart
- Miles per hour to feet per secondConvert mph to ft/s with a chart
Data size
- Data storage converterConvert bytes, MB, GB, TB and GiB
- Megabytes to gigabytesConvert MB to GB with a chart
- Gigabytes to megabytesConvert GB to MB with a chart
- Kilobytes to megabytesConvert KB to MB with a chart
- Megabytes to kilobytesConvert MB to KB with a chart
- Gigabytes to terabytesConvert GB to TB with a chart
- Terabytes to gigabytesConvert TB to GB with a chart
- Gigabytes to gibibytesConvert GB to GiB (decimal to binary)
- Gibibytes to gigabytesConvert GiB to GB (binary to decimal)
- Kilobytes to bytesConvert KB to bytes with a chart
- Terabytes to tebibytesConvert TB to TiB (decimal to binary)
- Bits to bytesConvert bits to bytes
- Bytes to bitsConvert bytes to bits
- Megabytes to terabytesConvert megabytes to terabytes
Time
- Time unit converterSeconds, hours, days, years and more
- Minutes to hoursConvert minutes to decimal hours
- Hours to minutesConvert hours to minutes with a chart
- Seconds to minutesConvert seconds to minutes with a chart
- Hours to daysConvert hours to days with a chart
- Seconds to hoursConvert seconds to hours with a chart
- Days to weeksConvert days to weeks with a chart
- Weeks to daysConvert weeks to days with a chart
- Weeks to monthsConvert weeks to months with a chart
- Months to weeksConvert months to weeks with a chart
- Years to daysConvert years to days with a chart
- Decades to yearsConvert decades to years
Pressure
- Pressure converterConvert bar, psi, kPa, atm and mmHg
- PSI to barConvert psi to bar with a chart
- Bar to PSIConvert bar to psi with a chart
- PSI to kilopascalsConvert psi to kPa with a chart
- Kilopascals to PSIConvert kPa to psi with a chart
- Atmospheres to PSIConvert atm to psi with a chart
- Millimeters of mercury to kilopascalsConvert mmHg to kPa with a chart
- Bar to kilopascalsConvert bar to kPa with a chart
- Kilopascals to barConvert kPa to bar with a chart
- Millibars to inches of mercuryConvert mbar or hPa to inHg
- Inches of mercury to millibarsConvert inHg to mbar or hPa
- Bar to atmospheresConvert bar to atm with a chart
- Atmospheres to barConvert atm to bar with a chart
- Pascals to psiConvert pascals to psi with a chart
- Torr to pascalsConvert torr to pascals with a chart
- Millimeters of mercury (mmHg) to psiConvert mmHg to psi
- Hectopascals (hPa) to inches of mercury (inHg)Convert hPa to inches of mercury
Energy
- Energy converterJoules, calories, kWh and BTU
- Joules to caloriesConvert joules to calories with a chart
- Calories to joulesConvert calories to joules with a chart
- Kilocalories to kilojoulesConvert kcal to kJ with a chart
- Kilojoules to kilocaloriesConvert kJ to kcal with a chart
- Kilowatt-hours to BTUConvert kWh to BTU with a chart
- BTU to kilowatt-hoursConvert BTU to kWh with a chart
- Joules to kilowatt-hoursConvert joules to kWh with a chart
- Electronvolts to joulesConvert electronvolts to joules
- BTU to joulesConvert BTU to joules with a chart
- Megawatt-hours to kilowatt-hoursConvert MWh to kWh
Power
- Power converterWatts, kW, horsepower and BTU/h
- Horsepower to kilowattsConvert hp to kW with a chart
- Kilowatts to horsepowerConvert kW to hp with a chart
- Watts to horsepowerConvert watts to hp with a chart
- BTU per hour to wattsConvert BTU/h to watts with a chart
- Watts to BTU per hourConvert watts to BTU/h with a chart
- Kilowatts to BTU per hourConvert kW to BTU/h with a chart
- Horsepower to wattsConvert hp to watts with a chart
- Metric horsepower (PS) to horsepowerConvert PS to hp with a chart
- Kilowatts to metric horsepower (PS)Convert kW to PS with a chart
- Kilowatts to wattsConvert kilowatts to watts
- Watts to kilowattsConvert watts to kilowatts
Angle
- Angle converterDegrees, radians and gradians
- Degrees to radiansConvert degrees to radians with a chart
- Radians to degreesConvert radians to degrees with a chart
- Gradians to degreesConvert gradians to degrees
- Arcminutes to degreesConvert arcminutes to degrees
- Turns to degreesConvert turns to degrees with a chart
Frequency
Force
Torque
- Torque converterConvert Nm, lb-ft and kgf·m
- Newton meters to foot-poundsConvert Nm to ft-lb with a chart
- Foot-pounds to newton metersConvert ft-lb to Nm with a chart
- Inch-pounds to foot-poundsConvert in-lb to ft-lb with a chart
- Newton meters to inch-poundsConvert N·m to in-lb with a chart
- Kilogram-force meters to newton metersConvert kgf·m to N·m with a chart
- Newton meters to kilogram-force metersConvert N·m to kgf·m with a chart
Data rate
Fuel economy
- Fuel economy converterMPG, L/100 km and km/L
- MPG to liters per 100 kmConvert US mpg to L/100 km
- Liters per 100 km to MPGConvert L/100 km to US mpg
- UK MPG to liters per 100 kmConvert UK mpg to L/100 km
- UK mpg to US mpgConvert UK mpg to US mpg
- Kilometers per liter to miles per gallonConvert km/L to mpg with a chart
- Miles per gallon to kilometers per literConvert mpg to km/L with a chart
- US mpg to UK mpgConvert US mpg to UK mpg