Unit conversions.

Length

meters to: km, cm, mm, µm, nm, mi, yd, ft, in, nmi

kilometers to: m, cm, mm, µm, nm, mi, yd, ft, in, nmi

centimeters to: m, km, mm, µm, nm, mi, yd, ft, in, nmi

millimeters to: m, km, cm, µm, nm, mi, yd, ft, in, nmi

micrometers to: m, km, cm, mm, nm, mi, yd, ft, in, nmi

nanometers to: m, km, cm, mm, µm, mi, yd, ft, in, nmi

miles to: m, km, cm, mm, µm, nm, yd, ft, in, nmi

yards to: m, km, cm, mm, µm, nm, mi, ft, in, nmi

feet to: m, km, cm, mm, µm, nm, mi, yd, in, nmi

inches to: m, km, cm, mm, µm, nm, mi, yd, ft, nmi

nautical miles to: m, km, cm, mm, µm, nm, mi, yd, ft, in

Weight and mass

kilograms to: g, mg, µg, t, lb, oz, st, ton (US), ton (UK)

grams to: kg, mg, µg, t, lb, oz, st, ton (US), ton (UK)

milligrams to: kg, g, µg, t, lb, oz, st, ton (US), ton (UK)

micrograms to: kg, g, mg, t, lb, oz, st, ton (US), ton (UK)

metric tons to: kg, g, mg, µg, lb, oz, st, ton (US), ton (UK)

pounds to: kg, g, mg, µg, t, oz, st, ton (US), ton (UK)

ounces to: kg, g, mg, µg, t, lb, st, ton (US), ton (UK)

stones to: kg, g, mg, µg, t, lb, oz, ton (US), ton (UK)

short tons to: kg, g, mg, µg, t, lb, oz, st, ton (UK)

long tons to: kg, g, mg, µg, t, lb, oz, st, ton (US)

Volume

liters to: mL, m³, gal (US), qt (US), pt (US), cup, fl oz (US), tbsp, tsp, gal (UK), pt (UK), ft³, in³

milliliters to: L, m³, gal (US), qt (US), pt (US), cup, fl oz (US), tbsp, tsp, gal (UK), pt (UK), ft³, in³

cubic meters to: L, mL, gal (US), qt (US), pt (US), cup, fl oz (US), tbsp, tsp, gal (UK), pt (UK), ft³, in³

US gallons to: L, mL, m³, qt (US), pt (US), cup, fl oz (US), tbsp, tsp, gal (UK), pt (UK), ft³, in³

US quarts to: L, mL, m³, gal (US), pt (US), cup, fl oz (US), tbsp, tsp, gal (UK), pt (UK), ft³, in³

US pints to: L, mL, m³, gal (US), qt (US), cup, fl oz (US), tbsp, tsp, gal (UK), pt (UK), ft³, in³

US cups to: L, mL, m³, gal (US), qt (US), pt (US), fl oz (US), tbsp, tsp, gal (UK), pt (UK), ft³, in³

US fluid ounces to: L, mL, m³, gal (US), qt (US), pt (US), cup, tbsp, tsp, gal (UK), pt (UK), ft³, in³

US tablespoons to: L, mL, m³, gal (US), qt (US), pt (US), cup, fl oz (US), tsp, gal (UK), pt (UK), ft³, in³

US teaspoons to: L, mL, m³, gal (US), qt (US), pt (US), cup, fl oz (US), tbsp, gal (UK), pt (UK), ft³, in³

imperial gallons to: L, mL, m³, gal (US), qt (US), pt (US), cup, fl oz (US), tbsp, tsp, pt (UK), ft³, in³

imperial pints to: L, mL, m³, gal (US), qt (US), pt (US), cup, fl oz (US), tbsp, tsp, gal (UK), ft³, in³

cubic feet to: L, mL, m³, gal (US), qt (US), pt (US), cup, fl oz (US), tbsp, tsp, gal (UK), pt (UK), in³

cubic inches to: L, mL, m³, gal (US), qt (US), pt (US), cup, fl oz (US), tbsp, tsp, gal (UK), pt (UK), ft³

Area

square meters to: km², cm², ha, ac, ft², in², yd², mi²

square kilometers to: m², cm², ha, ac, ft², in², yd², mi²

square centimeters to: m², km², ha, ac, ft², in², yd², mi²

hectares to: m², km², cm², ac, ft², in², yd², mi²

acres to: m², km², cm², ha, ft², in², yd², mi²

square feet to: m², km², cm², ha, ac, in², yd², mi²

square inches to: m², km², cm², ha, ac, ft², yd², mi²

square yards to: m², km², cm², ha, ac, ft², in², mi²

square miles to: m², km², cm², ha, ac, ft², in², yd²

Temperature

degrees Celsius to: °F, K

degrees Fahrenheit to: °C, K

kelvins to: °C, °F

Speed

meters per second to: km/h, mph, kn, ft/s

kilometers per hour to: m/s, mph, kn, ft/s

miles per hour to: m/s, km/h, kn, ft/s

knots to: m/s, km/h, mph, ft/s

feet per second to: m/s, km/h, mph, kn

Time

seconds to: ms, µs, ns, min, h, d, wk, yr

milliseconds to: s, µs, ns, min, h, d, wk, yr

microseconds to: s, ms, ns, min, h, d, wk, yr

nanoseconds to: s, ms, µs, min, h, d, wk, yr

minutes to: s, ms, µs, ns, h, d, wk, yr

hours to: s, ms, µs, ns, min, d, wk, yr

days to: s, ms, µs, ns, min, h, wk, yr

weeks to: s, ms, µs, ns, min, h, d, yr

years (365 days) to: s, ms, µs, ns, min, h, d, wk

Data size

bits to: B, kB, MB, GB, TB, PB, KiB, MiB, GiB, TiB

bytes to: bit, kB, MB, GB, TB, PB, KiB, MiB, GiB, TiB

kilobytes to: bit, B, MB, GB, TB, PB, KiB, MiB, GiB, TiB

megabytes to: bit, B, kB, GB, TB, PB, KiB, MiB, GiB, TiB

gigabytes to: bit, B, kB, MB, TB, PB, KiB, MiB, GiB, TiB

terabytes to: bit, B, kB, MB, GB, PB, KiB, MiB, GiB, TiB

petabytes to: bit, B, kB, MB, GB, TB, KiB, MiB, GiB, TiB

kibibytes to: bit, B, kB, MB, GB, TB, PB, MiB, GiB, TiB

mebibytes to: bit, B, kB, MB, GB, TB, PB, KiB, GiB, TiB

gibibytes to: bit, B, kB, MB, GB, TB, PB, KiB, MiB, TiB

tebibytes to: bit, B, kB, MB, GB, TB, PB, KiB, MiB, GiB

Energy

joules to: kJ, cal, kcal, Wh, kWh, BTU, eV

kilojoules to: J, cal, kcal, Wh, kWh, BTU, eV

calories to: J, kJ, kcal, Wh, kWh, BTU, eV

kilocalories to: J, kJ, cal, Wh, kWh, BTU, eV

watt-hours to: J, kJ, cal, kcal, kWh, BTU, eV

kilowatt-hours to: J, kJ, cal, kcal, Wh, BTU, eV

British thermal units to: J, kJ, cal, kcal, Wh, kWh, eV

electronvolts to: J, kJ, cal, kcal, Wh, kWh, BTU

Pressure

pascals to: kPa, bar, psi, atm, mmHg, inHg

kilopascals to: Pa, bar, psi, atm, mmHg, inHg

bars to: Pa, kPa, psi, atm, mmHg, inHg

pounds per square inch to: Pa, kPa, bar, atm, mmHg, inHg

standard atmospheres to: Pa, kPa, bar, psi, mmHg, inHg

millimeters of mercury to: Pa, kPa, bar, psi, atm, inHg

inches of mercury to: Pa, kPa, bar, psi, atm, mmHg

Power

watts to: kW, hp, BTU/h

kilowatts to: W, hp, BTU/h

horsepower to: W, kW, BTU/h

BTU per hour to: W, kW, hp

Angle

degrees to: rad, gon, ′, ″

radians to: °, gon, ′, ″

gradians to: °, rad, ′, ″

arcminutes to: °, rad, gon, ″

arcseconds to: °, rad, gon, ′