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Conversion Calculators

Convert common lengths, weights, temperatures, speeds, volumes and currencies quickly.

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49 calculators in this category

Conversions Miles to Kilometres

Convert Miles to Kilometres instantly.

Open calculator → Conversions Kilometres to Miles

Convert Kilometres to Miles instantly.

Open calculator → Conversions Metres to Feet

Convert Metres to Feet instantly.

Open calculator → Conversions Feet to Metres

Convert Feet to Metres instantly.

Open calculator → Conversions Inches to Centimetres

Convert Inches to Centimetres instantly.

Open calculator → Conversions Centimetres to Inches

Convert Centimetres to Inches instantly.

Open calculator → Conversions Yards to Metres

Convert Yards to Metres instantly.

Open calculator → Conversions Metres to Yards

Convert Metres to Yards instantly.

Open calculator → Conversions Nautical Miles to Kilometres

Convert Nautical miles to Kilometres instantly.

Open calculator → Conversions Millimetres to Inches

Convert Millimetres to Inches instantly.

Open calculator → Conversions Kilograms to Pounds

Convert Kilograms to Pounds instantly.

Open calculator → Conversions Pounds to Kilograms

Convert Pounds to Kilograms instantly.

Open calculator → Conversions Stone to Kilograms

Convert Stone to Kilograms instantly.

Open calculator → Conversions Kilograms to Stone

Convert Kilograms to Stone instantly.

Open calculator → Conversions Ounces to Grams

Convert Ounces to Grams instantly.

Open calculator → Conversions Grams to Ounces

Convert Grams to Ounces instantly.

Open calculator → Conversions Tonnes to Kilograms

Convert Tonnes to Kilograms instantly.

Open calculator → Conversions Carats to Grams

Convert Carats to Grams instantly.

Open calculator → Conversions Square Feet to Square Metres

Convert Square feet to Square metres instantly.

Open calculator → Conversions Square Metres to Square Feet

Convert Square metres to Square feet instantly.

Open calculator → Conversions Acres to Hectares

Convert Acres to Hectares instantly.

Open calculator → Conversions Hectares to Acres

Convert Hectares to Acres instantly.

Open calculator → Conversions Square Miles to Square Kilometres

Convert Square miles to Square kilometres instantly.

Open calculator → Conversions Square Yards to Square Metres

Convert Square yards to Square metres instantly.

Open calculator → Conversions Litres to UK Gallons

Convert Litres to UK gallons instantly.

Open calculator → Conversions UK Gallons to Litres

Convert UK gallons to Litres instantly.

Open calculator → Conversions Millilitres to UK Fluid Ounces

Convert Millilitres to UK fluid ounces instantly.

Open calculator → Conversions UK Fluid Ounces to Millilitres

Convert UK fluid ounces to Millilitres instantly.

Open calculator → Conversions UK Cups to Millilitres

Convert UK cups to Millilitres instantly.

Open calculator → Conversions UK Pints to Litres

Convert UK pints to Litres instantly.

Open calculator → Conversions Cubic Feet to Cubic Metres

Convert Cubic feet to Cubic metres instantly.

Open calculator → Conversions Cubic Metres to Cubic Feet

Convert Cubic metres to Cubic feet instantly.

Open calculator → Conversions MPH to KPH

Convert Miles per hour to Kilometres per hour instantly.

Open calculator → Conversions KPH to MPH

Convert Kilometres per hour to Miles per hour instantly.

Open calculator → Conversions Metres per Second to MPH

Convert Metres per second to Miles per hour instantly.

Open calculator → Conversions Knots to MPH

Convert Knots to Miles per hour instantly.

Open calculator → Conversions Megabytes to Gigabytes

Convert Megabytes to Gigabytes instantly.

Open calculator → Conversions Gigabytes to Megabytes

Convert Gigabytes to Megabytes instantly.

Open calculator → Conversions Megabits/s to Megabytes/s

Convert Megabits per second to Megabytes per second instantly.

Open calculator → Conversions Bytes to Kilobytes

Convert Bytes to Kilobytes instantly.

Open calculator → Conversions Kilojoules to Calories

Convert Kilojoules to Kilocalories instantly.

Open calculator → Conversions Calories to Kilojoules

Convert Kilocalories to Kilojoules instantly.

Open calculator → Conversions PSI to Bar

Convert PSI to Bar instantly.

Open calculator → Conversions Bar to PSI

Convert Bar to PSI instantly.

Open calculator → Conversions Horsepower to Kilowatts

Convert Horsepower to Kilowatts instantly.

Open calculator → Conversions Celsius to Fahrenheit

Convert Celsius temperatures to Fahrenheit.

Open calculator → Conversions Fahrenheit to Celsius

Convert Fahrenheit temperatures to Celsius.

Open calculator → Conversions Celsius to Kelvin

Convert Celsius temperatures to Kelvin.

Open calculator → Conversions Currency Converter

Convert between global currencies using cached live rates or your own manual exchange rate.

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How to use these conversions calculators

These tools are useful for converting a known measurement into another unit quickly and consistently. Choose the calculator that most closely matches your question, check every unit and read the explanation beneath its result.

Get a more useful estimate

Enter the value in the unit named on the first field. Keep extra decimal places until the final step if you need a precise result. Change one input at a time when comparing scenarios so you can see what caused the difference.