Weight Converter
Convert mass between metric units, avoirdupois pounds and ounces.
Make this result useful
Use it now, or keep a copy for later. We never save your tool input automatically.
How to use this tool
Enter a mass and choose the source and target units.
Important to know
Convert mass between metric units, avoirdupois pounds and ounces.
This converts mass, commonly called weight in everyday use; force under gravity is a different physical quantity. Pounds and ounces are avoirdupois units, not troy units.
Formula and methodology
1 lb = 0.45359237 kg exactly; 1 oz = 1/16 lb; 1 metric tonne = 1,000 kg.
Example
2 kg equals about 4.40925 lb.
Frequently asked questions
Are these ounces troy ounces?
No. The converter uses avoirdupois ounces, each equal to one-sixteenth of an avoirdupois pound.