Most Popular Unit Conversions

The most searched unit conversions on the web — click any to get instant results.

📏

Length

Centimeter → Inch

1 cm = 0.3937007874 in

Kilometer → Mile

1 km = 0.6213711922 mi

1 ft = 0.3048 m

Inch → Centimeter

1 m = 3.280839895 ft

Mile → Kilometer

1 mi = 1.609344 km

1 yd = 0.9144 m

Millimeter → Inch

1 mm = 0.03937007874 in

⚖️

Weight & Mass

Kilogram → Pound

1 kg = 2.204622622 lb

Pound → Kilogram

1 lb = 0.45359237 kg

1 oz = 28.34952313 g

1 g = 0.03527396195 oz

Stone → Kilogram

1 st = 6.35029318 kg

Kilogram → Stone

1 kg = 0.1574730444 st

🌡️

Temperature

Celsius → Fahrenheit

1 °C = 33.8 °F

Fahrenheit → Celsius

1 °F = -17.22222222 °C

Celsius → Kelvin

1 °C = 274.15 K

Fahrenheit → Kelvin

1 °F = 255.9277778 K

🧪

Volume

Liter → US Gallon

1 L = 0.2641720524 gal

US Gallon → Liter

1 gal = 3.785411784 L

Milliliter → US Fluid Ounce

1 mL = 0.0338140227 fl oz

US Fluid Ounce → Milliliter

1 fl oz = 29.57352956 mL

📐

Area

Square Meter → Square Foot

1 m² = 10.76391042 ft²

Square Foot → Square Meter

1 ft² = 0.09290304 m²

Hectare → Acre

1 ha = 2.471053815 ac

Acre → Hectare

1 ac = 0.4046856422 ha

Square Kilometer → Square Mile

1 km² = 0.3861021586 mi²

💨

Speed

Kilometer per Hour → Mile per Hour

1 km/h = 0.6213716893 mph

Mile per Hour → Kilometer per Hour

1 mph = 1.609342713 km/h

Meter per Second → Kilometer per Hour

1 m/s = 3.59999712 km/h

⏱️

Time

Hour → Minute

1 yr = 365.2425 d

⚡

Energy

Kilocalorie → Kilojoule

1 kcal = 4.184 kJ

Kilojoule → Kilocalorie

1 kJ = 0.2390057361 kcal

Kilowatt Hour → Joule

1 kWh = 3,600,000 J

BTU → Kilojoule

1 BTU = 1.05506 kJ

🔵

Pressure

1 bar = 14.50377439 psi

1 psi = 0.06894757 bar

Atmosphere → Bar

1 atm = 1.01325 bar

Kilopascal → PSI

1 kPa = 0.1450377439 psi

💾

Data Storage

Gigabyte → Megabyte

1 GB = 1,000 MB

Terabyte → Gigabyte

1 TB = 1,000 GB

Megabyte → Kilobyte

1 MB = 1,000 KB

Gigabyte → Terabyte

1 GB = 0.001 TB

🔌

Power

Horsepower → Kilowatt

1 hp = 0.7457 kW

Kilowatt → Horsepower

1 kW = 1.341021859 hp

Watt → Kilowatt

⛽

Fuel Economy

MPG (US) → Liters per 100km

1 mpg = 235.215 L/100km

Liters per 100km → MPG (US)

1 L/100km = 235.215 mpg

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