Unit Converter

Pick a category, enter a value, and get instant conversions. You can swap units or see every unit in the category at once.

Convert

Value

SI base internally

From

Result

Formula

Unit	Value

Optional ad slot

Length: mm, cm, m, km, inch, foot, yard, mile, nautical mile
Weight/Mass: mg, g, kg, tonne, ounce (oz), pound (lb), stone, U.S. ton (short), Imperial ton (long)
Area: mm², cm², m², hectare, km², in², ft², yd², acre, mi²
Volume: mL, L, m³, tsp (US), tbsp (US), fl oz (US), cup (US), pint (US), quart (US), gallon (US)
Temperature: °C, °F, K

We use standard definitions (e.g., 1 in = 2.54 cm, 1 lb = 0.45359237 kg, 1 US gal = 3.785411784 L).