Weight Converter
Convert between different weight and mass units including kilograms, pounds, ounces, grams, stones, and more. Perfect for cooking, shipping, body weight, and precious metal calculations.
Enter Weight Value
Common Conversions
Weight & Mass Units Guide
Weight and mass are fundamental measurements used in cooking, shipping, health, and commerce. Understanding different unit systems helps in accurate conversions for various applications.
Common Weight Units
Kilogram (kg)
SI base unit, used worldwide for body weight and general measurements
Pound (lbs)
Common in US for body weight, cooking, and everyday measurements
Gram (g)
Precise measurements for cooking, medication, and small items
Ounce (oz)
US cooking measurements and small package weights
Stone (st)
UK body weight measurement (14 pounds)
Conversion Factors
| From | To | Multiply by |
|---|---|---|
| Kilogram | Pound | 2.20462 |
| Pound | Kilogram | 0.453592 |
| Pound | Ounce | 16 |
| Kilogram | Gram | 1000 |
| Stone | Pound | 14 |
Weight vs Mass
- Mass: Amount of matter in an object (constant everywhere)
- Weight: Force of gravity on an object (varies by location)
- Common usage: "Weight" often refers to mass in everyday contexts
- Units: Mass in kg/g, weight in Newtons (but often expressed as kg)
Application Examples
Cooking
- • Recipe ingredients
- • Portion sizes
- • Nutritional information
- • Food packaging
Health
- • Body weight tracking
- • Medication dosages
- • BMI calculations
- • Fitness goals
Shipping
- • Package weights
- • Shipping costs
- • Cargo limits
- • Freight calculations
Commerce
- • Precious metals
- • Jewelry valuation
- • Bulk materials
- • Product specifications
Pro Tip
When cooking, digital kitchen scales are more accurate than volume measurements. 1 cup of flour can vary from 120-150g depending on how it's packed, but 125g is always 125g.
Weight Converter Answers
What does the weight converter do?
It converts weight measurements between different units such as kilograms, pounds, grams, ounces, and stones.
Which units can I convert between?
Common units include kilograms (kg), pounds (lb), grams (g), ounces (oz), and stones (st).
Is the conversion accurate for both small and large values?
Yes, the calculator provides precise conversions for a wide range of values, from very small to very large weights.
Can I enter decimal values for more precise conversions?
Absolutely. The tool supports decimal inputs and outputs to ensure accurate and detailed conversions.