Weight Conversion Calculator

Accurately and securely convert between different weight units including pounds, kilograms, ounces, grams, and tons. Our tool provides instant results with precise conversion formulas, and all calculations are done in your browser to protect your privacy.

Conversion Formula

1 pound (lb) = 16 ounces (oz)

Understanding Weight Conversions

Weight conversion is an essential skill in many fields including science, engineering, cooking, and daily life. Different countries and industries use various measurement systems, making it important to understand how to convert between them accurately.

Measurement Systems

There are two primary systems of weight measurement used worldwide:

Common Weight Conversions

Here are some of the most frequently used weight conversions:

How to Use Our Weight Converter

Our weight conversion calculator is simple to use:

  1. Enter the value you want to convert in the input field
  2. Select the unit you're converting from
  3. Select the unit you want to convert to
  4. The result will appear instantly in the output field
  5. Use the swap button (⇅) to quickly reverse the conversion direction
  6. Use the common conversion buttons for quick access to popular conversions

You can convert between any of the supported units: pounds, ounces, kilograms, grams, US tons, and metric tons.

Frequently Asked Questions

How accurate is this weight conversion calculator?

Our calculator uses precise conversion factors to ensure accurate results. For example, the conversion from pounds to kilograms uses the exact factor of 1 lb = 0.45359237 kg.

What's the difference between US tons and metric tons?

A US ton (short ton) is equal to 2,000 pounds, while a metric ton (tonne) is equal to 1,000 kilograms or approximately 2,204.62 pounds.

Why are there different measurement systems?

Different regions developed their own measurement systems historically. The metric system is now the international standard, but some countries like the United States continue to use imperial units for everyday measurements.

Can I convert grams to ounces for cooking measurements?

Yes, our converter is perfect for cooking measurements. For example, many international recipes use grams while some use ounces, and our tool makes it easy to convert between them.