Weight Calculator

Convert weight between different units including kg, lbs, and ounces.

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Weight Converter

Weight Conversion Calculator

A weight conversion calculator converts between units of mass/weight including kilograms, pounds, grams, ounces, stones, and metric tons. Accurate weight conversion is needed for international shipping, medical dosing, cooking, fitness tracking, and scientific work.

Common Uses

  • Converting body weight between kg and lbs for fitness tracking
  • Shipping and freight weight calculations
  • Cooking and recipe measurement conversion
  • International health and medical records

Frequently Asked Questions

How do I convert pounds to kilograms?
Multiply pounds by 0.453592. Example: 180 lbs × 0.453592 = 81.65 kg. To convert kg to lbs, multiply by 2.20462. Example: 75 kg × 2.20462 = 165.35 lbs.
What is a stone in weight?
A stone is a British unit of weight equal to 14 pounds (6.35 kg). It is commonly used in the UK and Ireland to express body weight. For example, 11 stone = 11 × 14 = 154 pounds = 69.85 kg.
Is this calculator free to use?
Yes. All calculators on zenicalculator.com are completely free with no registration required.
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