Mass & Weight Converter
Quickly convert between different units of mass and weight. Essential for health, cooking, shipping, and science.
- Free Online Tool
- Instant Results
- Mobile Friendly
- No Installation
- Secure & Private
Understanding This Calculator
Visualizing Mass Units

Mass is a measure of the amount of matter in an object, while weight is the force exerted on that mass by gravity. In everyday use, they are often treated interchangeably.
1. Kilograms to Pounds
1 Kilogram (kg) is approximately equal to 2.20462 Pounds (lbs).
lbs = kg × 2.20462
Example 1: Convert 5 kg to lbs
- Formula: 5 × 2.20462
- Result: 11.02 lbs
Example 2: Convert 10 kg to lbs
- Formula: 10 × 2.20462
- Result: 22.05 lbs
2. Ounces to Grams
1 Ounce (oz) is equal to 28.3495 Grams (g).
Grams = Ounces × 28.3495
Example 1: Convert 10 oz to grams
- Formula: 10 × 28.3495
- Result: 283.5 g
Example 2: Convert 5 oz to grams
- Formula: 5 × 28.3495
- Result: 141.75 g
How to Use
How to Use
Enter the weight, choose the input unit (e.g., kg), choose the output unit (e.g., lbs), and calculate.
Frequently Asked Questions
How accurate is the Mass & Weight Converter?
We use standard conversion factors to ensure high accuracy for all conversions.
Is this calculator free to use?
Yes, this calculator is 100% free and does not require any registration or subscription.
Is it mobile-friendly?
Absolutely! Our tool is optimized for all devices, including mobile phones, tablets, and desktop computers.