Instantly convert between Kilograms, Pounds, Grams, Ounces, and more. Essential for cooking, shipping, science, and health tracking.
Weight measurement systems vary globally. The Metric system uses grams and kilograms, while the Imperial/US Customary system uses ounces, pounds, and stones.
Used worldwide for trade, science, and daily life (except in the US, Myanmar, and Liberia). It scales by factors of 1000.
Used in the United States and partially in the United Kingdom. It has historical roots based on older standards.
1 Kg ≈ 2.205 Lbs. This is the most common conversion for body weight and gym weights.
1 Ounce ≈ 28.35 Grams. Critical for baking and precise cooking measurements.
From Kitchens to Cargo.
Checking airline baggage limits (usually 23kg or 50lbs)? Baking a cake with a US recipe? Use this tool to ensure you get the numbers exactly right.
High precision conversions.
A Stone (st) is an imperial unit of mass equal to 14 pounds. It is commonly used in the UK and Ireland for measuring body weight.
"lb" is the singular symbol for a pound (from Latin *libra*), while "lbs" is the plural form. Both refer to the same unit of weight.