How many pounds are in a kilogram?

One kilogram equals about 2.205 pounds. To convert kilograms to pounds multiply by 2.205; to convert pounds to kilograms divide by 2.205 (or multiply by 0.4536).

How many grams are in an ounce?

About 28.35 grams per ounce. A pound is 16 ounces, or roughly 453.6 grams.

Weight Converter

Q: What is a stone in pounds?

One stone equals 14 pounds, a unit still commonly used for body weight in the UK and Ireland. So 10 stone is 140 pounds, about 63.5 kg.

Convert weight and mass between pounds, kilograms, ounces, grams, stones, and tons — enter a value and choose your units.

Result

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Common weight conversions

From	To	Multiply by
Pounds	Kilograms	0.4536
Kilograms	Pounds	2.205
Ounces	Grams	28.35
Grams	Ounces	0.03527
Stones	Pounds	14
Pounds	Ounces	16

Quick reference

1 kg = 2.205 lb · 1 lb = 16 oz = 453.6 g · 1 oz = 28.35 g · 1 stone = 14 lb

Everyday weight conversions

Weight conversions come up in cooking, shipping, fitness, and travel. A note on words: "weight" and "mass" are used interchangeably here, as everyday units like the kilogram technically measure mass. For body weight, the UK often uses stones (14 lb each), while most of the world uses kilograms — handy to know when reading a BMI or ideal weight result. For lengths and temperatures, see the length and temperature converters.

Frequently asked questions

How many pounds in a kilogram?

About 2.205 lb (1 lb = 0.4536 kg).

How many grams in an ounce?

28.35 g. A pound is 16 oz ≈ 453.6 g.

What is a stone in pounds?

14 pounds. 10 stone = 140 lb ≈ 63.5 kg.

Related calculators

Last reviewed: July 2026.