Weight & Mass Converter

Accurately convert weight measurements between metric, US customary, and imperial units.

Formula:

About Weight Converter

Our free online Weight & Mass Converter is the perfect tool for converting everyday measurements. Whether you're tracking your fitness goals (Kilograms to Pounds), baking a recipe (Ounces to Grams), or managing freight shipments (Metric Tons to US Tons), we provide instantly accurate results.

The tool runs entirely in your browser using secure JavaScript, meaning calculations are immediate and your inputs are never sent to external servers. It incorporates standard international conversion rates for flawless accuracy.

How to Use

  • 1 Type the weight you wish to convert in the "From" box on the left.
  • 2 Select the starting mass unit (e.g., Kilogram) from the dropdown list.
  • 3 Pick your desired target unit (e.g., Pound) in the "To" dropdown on the right.
  • 4 The equivalent weight will appear instantly. Click the Swap button to reverse the units if needed!

Common Weight Conversion Table

Base Unit Kilograms (kg) Pounds (lb) Ounces (oz)
1 Gram (g) 0.001 kg 0.00220462 lb 0.035274 oz
1 Kilogram (kg) 1 kg 2.20462 lb 35.274 oz
1 Pound (lb) 0.453592 kg 1 lb 16 oz
1 Ounce (oz) 0.0283495 kg 0.0625 lb 1 oz
1 Stone (st) 6.35029 kg 14 lb 224 oz

Frequently Asked Questions

There are approximately 2.20462 pounds (lbs) in 1 kilogram (kg). For a quick mental calculation, you can multiply kilograms by 2.2 to get the rough weight in pounds.
There are exactly 28.3495 grams in 1 standard International Avoirdupois Ounce. This conversion is extremely common in baking and culinary arts.
A Metric Ton (also spelled tonne) is exactly 1,000 kilograms. A US Ton (commonly called a Short Ton) is exactly 2,000 pounds, which equals approximately 907.18 kilograms. Our converter explicitly lists both to avoid shipping and logistics errors.