Weight & Mass
Converter
Convert between weight and mass units including kilograms, pounds, ounces, grams, stones, and other weight measurements.
Professional-grade weight & mass conversions with instant results
Popular Weight & Mass Conversions
Convert between weight and mass units including kilograms, pounds, ounces, grams, stones, and other weight measurements. Our comprehensive converter supports 45 different conversion rules across 23 unique units, making it the most complete weight & mass conversion tool available online.
Why Choose Our Weight & Mass Converter?
Comprehensive Coverage
45 conversion rules covering all major weight & mass units
High Precision
Results accurate to 6 decimal places for professional use
Instant Results
Real-time conversion as you type with no delays
Mobile Friendly
Works perfectly on all devices and screen sizes
Always Free
No registration, no payments, no hidden costs
Professional Grade
Suitable for academic, commercial, and industrial use
Weight & Mass conversions are essential across numerous industries and applications:
Cooking and Baking
Professional weight & mass conversions are crucial for accuracy and compliance in this field.
Shipping and Logistics
Professional weight & mass conversions are crucial for accuracy and compliance in this field.
Medical and Healthcare
Professional weight & mass conversions are crucial for accuracy and compliance in this field.
Manufacturing
Professional weight & mass conversions are crucial for accuracy and compliance in this field.
International Commerce
Professional weight & mass conversions are crucial for accuracy and compliance in this field.
Be aware of the difference between mass and weight in scientific contexts
Cooking measurements may use different standards (US vs metric)
Always verify the precision needed for your specific application
Consider temperature effects on weight measurements for precise work
Our converter supports all major weight & mass units used worldwide:
Conversion Accuracy
All conversion factors are based on internationally recognized standards and are accurate to 6 decimal places. Our weight & mass converter is suitable for professional, academic, and commercial applications.
Select Your Units
Choose the unit you want to convert from and the unit you want to convert to using the dropdown menus.
Enter Your Value
Type the number you want to convert in the input field. The result will update automatically.
Get Instant Results
View your converted result immediately, along with the conversion factor and quick reference values.
Copy or Share
Use the copy button to save your result or share it with others using the share function.