Weight Converter
Convert Between Weight and Mass Units
Quick Reference Table
Common weight conversions from 1 kilogram:
| Unit | Value |
|---|---|
| Milligram | 1,000,000 mg |
| Gram | 1,000 g |
| Kilogram | 1 kg |
| Metric Ton | 0.001 t |
| Ounce | 35.27 oz |
| Pound | 2.20 lb |
| Stone | 0.157 st |
| US Ton | 0.0011 ton |
How to Use
Select Source Unit
Choose the weight unit you're converting from. Options include metric (mg, g, kg, ton) and imperial (oz, lb, stone) units.
Enter Weight
Type the weight value you want to convert. The conversion happens instantly as you type.
View Result
See the converted value immediately. Use the swap button to reverse the conversion direction.
Common Examples
Cooking
In Ounces: 17.64 oz
In Kilograms: 0.5 kg
Body Weight
In Stone: 11.02 st
In Grams: 70,000 g
Shipping
In Grams: 2,268 g
In Ounces: 80 oz
Frequently Asked Questions
What's the difference between US ton and UK ton?
A US ton (also called short ton) equals 2,000 pounds or 907.185 kg. A UK ton (also called Imperial ton or long ton) equals 2,240 pounds or 1,016.05 kg. The UK ton is about 12% heavier than the US ton.
How many grams in a pound?
1 pound equals exactly 453.592 grams. This is a defined conversion factor.
What is a stone in weight?
A stone is a British unit of weight equal to 14 pounds or about 6.35 kilograms. It's still commonly used for measuring body weight in the United Kingdom and Ireland.
Is weight the same as mass?
Technically, mass is the amount of matter in an object (measured in kg), while weight is the force of gravity on that mass (measured in Newtons). However, for everyday purposes on Earth, we use these terms interchangeably. Our converter handles both.
Features
Real-Time Conversion
See results instantly as you type. No need to click calculate - conversions happen automatically.
Bidirectional
Easily swap between units with one click. Convert both ways without re-entering values.
Multiple Systems
Support for metric and imperial measurement systems including US and UK tons.