All conversions
| Unit | Value | Copy |
|---|---|---|
| Microgram (µg) | — | |
| Milligram (mg) | — | |
| Gram (g) | — | |
| Kilogram (kg) | — | |
| Tonne (metric ton) (t) | — | |
| Ounce (oz) | — | |
| Pound (lb) | — | |
| Stone (st) | — | |
| US short ton (ton) | — | |
| UK long ton (LT) | — | |
| Carat (ct) | — |
Convert body weight, cooking quantities or shipping weights between metric and imperial units.
How to use the Weight Converter
- 1 Type a value in either box — the conversion works in both directions.
- 2 Choose the units to convert weight from and to, or click any row in the table.
- 3 Use the swap button to reverse the conversion, then copy the result.
Formula
1 pound (lb) = 0.45359237 kg (exact) 1 ounce = 1/16 lb = 28.349523125 g 1 stone = 14 lb = 6.35029318 kg
Worked examples
Input: 70 kg
Result: 154.32 lb
or 11 st 0.3 lb
Input: 8 oz
Result: 226.8 g
Weight vs. mass
Strictly, kilograms and pounds measure mass (amount of matter), while weight is the force of gravity on that mass. In everyday use the terms are interchangeable, and this converter follows that convention.
Tons and tonnes
- Tonne (metric ton): 1,000 kg
- Short ton (US): 2,000 lb ≈ 907.18 kg
- Long ton (UK): 2,240 lb ≈ 1,016.05 kg
Frequently asked questions
How many pounds are in a kilogram?
About 2.20462 pounds.
How many grams are in an ounce?
28.349523125 grams (avoirdupois ounce).
How many pounds are in a stone?
Exactly 14 pounds.
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