Unit Converter
Convert between different units of measurement instantly.
Unit Converter
Convert between different units of measurement
All Conversions from 1 Meters
1,000
Millimeters
100
Centimeters
0.001
Kilometers
39.3701
Inches
3.2808
Feet
1.0936
Yards
0.00062137
Miles
How to Use This Converter
Select a category - length, weight, temperature, volume, area, or speed. Each category has different units available.
Enter the value you want to convert. The converter accepts decimal numbers and will show results with appropriate precision.
Choose your from and to units. Use the swap button to quickly reverse the conversion direction.
View all conversions at once to see how your value translates across all available units in that category.
Supported Units
Length: millimeters, centimeters, meters, kilometers, inches, feet, yards, and miles.
Weight: milligrams, grams, kilograms, ounces, pounds, and stone.
Temperature: Celsius, Fahrenheit, and Kelvin.
Volume: milliliters, liters, gallons, quarts, pints, cups, and fluid ounces.
Area: square meters, square kilometers, square feet, square yards, acres, and hectares.
Speed: meters/second, kilometers/hour, miles/hour, and knots.
Frequently Asked Questions
How do I convert Celsius to Fahrenheit?
To convert Celsius to Fahrenheit, multiply by 9/5 (or 1.8) and add 32. The formula is: °F = (°C × 9/5) + 32. For example, 20°C = (20 × 1.8) + 32 = 68°F.
How many feet are in a meter?
One meter equals approximately 3.281 feet. To convert meters to feet, multiply by 3.281. To convert feet to meters, multiply by 0.3048.
How do I convert pounds to kilograms?
To convert pounds to kilograms, multiply by 0.4536. For example, 150 pounds = 150 × 0.4536 = 68 kg. To convert kg to pounds, multiply by 2.205.
What's the difference between US and UK gallons?
US gallons and UK (Imperial) gallons are different sizes. 1 US gallon = 3.785 liters, while 1 UK gallon = 4.546 liters. This converter uses US gallons.
How many centimeters are in an inch?
One inch equals exactly 2.54 centimeters. To convert inches to cm, multiply by 2.54. To convert cm to inches, divide by 2.54 (or multiply by 0.3937).
How do I convert miles to kilometers?
Multiply miles by 1.609 to get kilometers. For example, 10 miles = 16.09 km. To convert km to miles, multiply by 0.621. A quick estimate: km is roughly 60% of miles.
What is absolute zero in Fahrenheit and Celsius?
Absolute zero is the coldest possible temperature where all molecular motion stops. It equals -273.15°C or -459.67°F (0 Kelvin). Nothing can be colder than absolute zero.
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