Weight & Mass Converter
Kilograms, pounds, ounces, tons and more
From unit
Milligram
To unit
Gram
Supported weight & mass units
This converter supports 10 units. Each conversion is calculated using the standard SI definition where applicable.
- Milligram (mg)
- Gram (g)
- Kilogram (kg)
- Metric Ton (t)
- Ounce (oz)
- Pound (lb)
- Stone (st)
- US Ton (ton)
- UK Long Ton (long ton)
- Carat (ct)
Popular weight & mass conversions
Quick reference for the most-searched weight & mass conversions.
- 1 kg to lb = 2.20462442 lb
- 1 lb to kg = 0.453592 kg
- 100 g to oz = 3.527399072 oz
- 1 oz to g = 28.3495 g
- 1 st to kg = 6.35029 kg
- 1 ton to kg = 907.185 kg
Weight & Mass converter FAQ
- How many pounds are in 1 kilogram?
- 1 kilogram (kg) equals 2.20462442 pounds (lb).
- How many kilograms are in 1 pound?
- 1 pound (lb) equals 0.453592 kilograms (kg).
- How many ounces are in 100 grams?
- 100 grams (g) equals 3.527399072 ounces (oz).
- How many grams are in 1 ounce?
- 1 ounce (oz) equals 28.3495 grams (g).
- How many kilograms are in 1 stone?
- 1 stone (st) equals 6.35029 kilograms (kg).
- How many kilograms are in 1 us ton?
- 1 us ton (ton) equals 907.185 kilograms (kg).
- What is a weight & mass converter?
- A weight & mass converter instantly translates a value from one weight & mass unit to another. Unit Guru supports 10 weight & mass units, with the Kilogram (kg) as the SI base unit.
- How accurate is the weight & mass conversion?
- Every conversion uses the standard SI definition or the official conversion factor. Results are computed in your browser using double-precision arithmetic, so they're as accurate as the source units allow.
- Is the weight & mass converter free?
- Yes — Unit Guru is 100% free with no ads, no signup, and no tracking. All conversions run client-side in your browser.