Weight Converter
Convert weight between kilograms, pounds, ounces, grams, and stones. Fast, accurate unit conversion — all calculations happen in your browser.
Enter Your Values
How to use:
- Enter the weight value
- Select the source unit
- Select the target unit
- Click Convert to see all conversions
Conversion Result
Enter your weight and select units to convert
Weight Units Reference
Metric System
- Kilogram (kg) — Standard SI unit of mass
- Gram (g) — 1,000 g = 1 kg
- Milligram (mg) — 1,000 mg = 1 g
Imperial / US System
- Pound (lb) — Common in USA; 1 lb = 0.4536 kg
- Ounce (oz) — 16 oz = 1 lb
- Stone (st) — UK unit; 1 st = 14 lbs = 6.35 kg
| From | To | Multiply by |
|---|---|---|
| Kilogram (kg) | Pound (lb) | 2.20462 |
| Pound (lb) | Kilogram (kg) | 0.45359 |
| Kilogram (kg) | Gram (g) | 1,000 |
| Gram (g) | Kilogram (kg) | 0.001 |
| Pound (lb) | Ounce (oz) | 16 |
| Ounce (oz) | Pound (lb) | 0.0625 |
| Kilogram (kg) | Stone (st) | 0.15747 |
| Stone (st) | Kilogram (kg) | 6.35029 |
Frequently Asked Questions
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Disclaimer
This weight converter is for informational purposes. While we strive for accuracy using internationally recognized conversion factors, verify critical conversions with official standards organizations.