Weight Calculator

Convert between kilograms and pounds (plus ounces, grams, and stone).

Weight Calculator helps you convert between kilograms and pounds (plus ounces, grams, and stone). Enter weight, review the breakdown, and use the guidance below to understand what the number means — and what it does not. What the Weight calculator does Weight Calculator is built for switching between units quickly and accurately. Convert between kilograms and pounds (plus ounces, grams, and stone). You enter weight, then Simple Calculators computes the result instantly. Conversions use standard factors (SI and customary) so the same quantity is expressed in another unit. How the math works Choose Units — US if your number is in pounds, Metric if it is in kilograms — and enter the Weight. Pounds = kilograms × 2.20462, and kilograms = pounds ÷ 2.20462. The result also lists ounces (16 per pound), grams, metric tons and stone (14 pounds each). The formula: pounds = kilograms × 2.20462; kilograms = pounds ÷ 2.20462. 1 stone = 14 lb and 1 lb = 16 oz.