Weight Converter
Enter a weight and its unit to convert it to every common weight unit at once.
Conversion reference
| Unit | Equal to |
|---|---|
| 1 ounce | 28.3495 g |
| 1 pound | 453.592 g (16 ounces) |
| 1 stone | 6.35029 kg (14 pounds) |
| 1 kilogram | 1,000 g |
| 1 tonne | 1,000 kg |
All conversions go through grams as a common base unit: your input is converted to grams first, then from grams into every other unit.
Frequently asked questions
What's the difference between mass and weight?
Technically, mass measures the amount of matter in an object while weight measures the force of gravity on it. In everyday use — and in this calculator — the terms are used interchangeably, with units like kilograms and pounds standing in for both.
How many pounds are in a kilogram?
1 kilogram is approximately 2.20462 pounds. This calculator shows that conversion (and every other common unit) instantly as soon as you enter a value.