Weight Converter

Convert weight (mass) between metric and imperial units.

Calculate

Enter your values below.

Result

Converted value
0

Formula used

Each unit converts through kilograms as a common base, using standard conversion factors (e.g. 1 lb = 0.45359237 kg).

Example: 70 kg = 154.32 lb.

How to use this calculator

  1. Enter Value.
  2. Choose From, To.
  3. Press Calculate to see your result instantly.

FAQ

Frequently asked questions

What is the base unit used internally?

Kilograms.

Is this weight or mass?

Technically mass — the conversion factors are the same regardless of gravity.

Can I convert grams to ounces?

Yes, any pair of supported units works.

How precise is the pound conversion?

It uses the internationally agreed value of exactly 0.45359237 kg per pound.