Weight Converter
Convert between different units of weight and mass. Supports kilograms, pounds, grams, ounces, stones, tons, and more.
Common Weight Conversions
| From | To | Conversion |
|---|---|---|
| 1 Kilogram | Pounds | 2.20462 lb |
| 1 Pound | Kilograms | 0.453592 kg |
| 1 Kilogram | Ounces | 35.274 oz |
| 1 Ounce | Grams | 28.3495 g |
| 1 Stone | Kilograms | 6.35029 kg |
| 1 Stone | Pounds | 14 lb |
| 1 Ton | Kilograms | 1,000 kg |
About Weight Units
Weight (more accurately, mass) is a measure of the amount of matter in an object. In the International System of Units (SI), the base unit of mass is the kilogram (kg).
Metric Units
- Ton (t): 1 t = 1,000 kilograms
- Kilogram (kg): The base unit of mass in the metric system
- Gram (g): 1 g = 0.001 kilograms
- Milligram (mg): 1 mg = 0.000001 kilograms
- Microgram (μg): 1 μg = 0.000000001 kilograms
Imperial/US Units
- Imperial Ton (long ton): 1 long ton = 1,016.05 kilograms
- US Ton (short ton): 1 short ton = 907.185 kilograms
- Stone (st): 1 st = 6.35029 kilograms (commonly used in the UK)
- Pound (lb): 1 lb = 0.453592 kilograms
- Ounce (oz): 1 oz = 0.0283495 kilograms (1/16 of a pound)
Other Units
- Carat (ct): 1 ct = 0.0002 kilograms (used for gemstones)
- Grain: 1 grain = 0.0000648 kilograms (used in firearms and archery)
- Tonne (metric ton): 1 tonne = 1,000 kilograms (equivalent to ton in the metric system)
Note
Weight and mass are technically different concepts. Weight is the force exerted on an object due to gravity, while mass is the amount of matter in an object. However, in everyday usage, the terms are often used interchangeably.