Home All UnitsAll Units of MeasurementBrowse all 112 units across 14 categories Length m Meter km Kilometer cm Centimeter mm Millimeter mi Mile yd Yard ft Foot in Inch nmi Nautical Mile μm Micrometer nm Nanometer ly Light Year Weight kg Kilogram g Gram mg Milligram t Metric Ton lb Pound oz Ounce st Stone ton US Ton long ton Imperial Ton μg Microgram Temperature °C Celsius °F Fahrenheit K Kelvin °R Rankine Volume L Liter mL Milliliter m³ Cubic Meter cm³ Cubic Centimeter gal US Gallon imp gal Imperial Gallon qt US Quart pt US Pint cup US Cup fl oz US Fluid Ounce tbsp Tablespoon tsp Teaspoon in³ Cubic Inch ft³ Cubic Foot Area m² Square Meter km² Square Kilometer cm² Square Centimeter mm² Square Millimeter ha Hectare ac Acre mi² Square Mile yd² Square Yard ft² Square Foot in² Square Inch Speed m/s Meter per Second km/h Kilometer per Hour mph Mile per Hour kn Knot ft/s Foot per Second Ma Mach Time s Second ms Millisecond μs Microsecond ns Nanosecond min Minute h Hour d Day wk Week mo Month yr Year Digital Storage b Bit B Byte KB Kilobyte MB Megabyte GB Gigabyte TB Terabyte PB Petabyte KiB Kibibyte MiB Mebibyte GiB Gibibyte TiB Tebibyte Pressure Pa Pascal kPa Kilopascal MPa Megapascal bar Bar mbar Millibar psi PSI atm Atmosphere Torr Torr mmHg mmHg Energy J Joule kJ Kilojoule cal Calorie kcal Kilocalorie Wh Watt Hour kWh Kilowatt Hour eV Electronvolt BTU BTU thm Therm Frequency Hz Hertz kHz Kilohertz MHz Megahertz GHz Gigahertz rpm RPM Angle ° Degree rad Radian gon Gradian ' Arcminute " Arcsecond tr Turn Fuel Economy km/L Kilometer per Liter mpg Miles per Gallon (US) mpg (UK) Miles per Gallon (UK) L/100km Liters per 100km Data Transfer bps Bit per Second Kbps Kilobit per Second Mbps Megabit per Second Gbps Gigabit per Second B/s Byte per Second KB/s Kilobyte per Second MB/s Megabyte per Second GB/s Gigabyte per Second