Length

Enter an amount and unit. All other units update live.

mm 1,000

cm 100

m 1

km 0.001

in 39.3701

ft 3.28084

yd 1.09361

mi 0.000621371

Amount From

Weight

Grams, kilos, ounces, pounds, stone, tonnes.

mg 1,000,000

g 1,000

kg 1

tonne 0.001

oz 35.274

lb 2.20462

st 0.157473

Amount From

Volume

Enter an amount and unit. All other units update live.

ml 236.588

cl 23.6588

L 0.236588

tsp 48

tbsp 16

fl oz 8

cup 1

pt 0.5

qt 0.25

gal 0.0625

Amount From

Temperature

Celsius, Fahrenheit, Kelvin. Negatives welcome.

°C 20

°F 68

K 293.15

Amount From

Speed

Meters per second, km/h, mph, feet per second, knots.

m/s 26.8224

km/h 96.5606

mph 60

ft/s 88

knot 52.1386

Amount From

Data Storage

Decimal (KB, MB, …) and binary (KiB, MiB, …) side-by-side.

B 1,000,000,000

KB 1,000,000

MB 1,000

GB 1

TB 0.001

PB 1.000e-6

KiB 976,563

MiB 953.674

GiB 0.931323

TiB 0.000909495

PiB 8.882e-7

1 KB = 10³ B (storage, networking). 1 KiB = 2¹⁰ B (memory, OS).

Amount From