What is the LBS to KG Converter?
Pounds (lb or lbs) are the standard weight unit in the USA. When you see body weight on an American fitness app, dumbbells marked in lbs, or a parcel weight from a US store, you will often need kilograms.
This converter uses the exact international definition of the pound. For the reverse conversion open KG to LBS Converter; for courier charges based on size as well as weight, see the Dimensional Weight Calculator.
How to use the LBS to KG Converter
- Type the value in lbs into the box.
- Read the answer in kg instantly; extra units are shown below it.
- Click kg → lbs to convert the other way.
- Use the conversion table for common values.
Formula
kg = lbs × 0.45359237
Example
180 lbs × 0.453592 = 81.65 kg. A 45 lb barbell plate is about 20.4 kg.
lbs to kg conversion chart
| Pounds | Kilograms |
|---|---|
| 1 lb | 0.454 kg |
| 5 lbs | 2.268 kg |
| 10 lbs | 4.536 kg |
| 25 lbs | 11.340 kg |
| 50 lbs | 22.680 kg |
| 100 lbs | 45.359 kg |
| 150 lbs | 68.039 kg |
| 200 lbs | 90.718 kg |
When do you need to convert lbs to kg?
- Entering your weight on a Pakistani or European form after using a US scale.
- Converting dumbbell and plate weights at the gym.
- Working out parcel weight for courier charges, which are priced per kg.
- Reading baby weight or medicine doses written in pounds.
Quick mental trick
Halve the pounds and take away 10%. For 150 lbs: 75 − 7.5 = 67.5 kg (exact: 68.04 kg).
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Frequently asked questions
How many kg is 1 pound?
1 pound is exactly 0.45359237 kilograms, about 0.454 kg.
How do I convert pounds to kg?
Multiply the pounds by 0.453592 or divide by 2.20462.
What does "lbs" stand for?
It comes from the Latin word "libra", the Roman unit of weight.
How many kg is 200 lbs?
200 lbs is about 90.7 kg.
Is a stone the same as a pound?
No. One stone is 14 pounds, about 6.35 kg. Use the Unit Converter for stone.
Is the LBS to KG Converter free to use?
Yes. The LBS to KG Converter on Custom Converter is completely free, with no sign-up, no daily limit and no watermark.
Does the LBS to KG Converter work on mobile phones?
Yes. It is built mobile-first and works on Android phones, iPhones, tablets and computers in any modern browser, with no app to install.