iloveunit

Weight converters

Kilograms, pounds, grams, ounces, stones — the universal weight units, instantly converted. Useful for groceries, gym, shipping, and travel.

7 units42 conversions
Weightkg → lb
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1 kg=
2.20462lb
formula1 kg = 2.20462 lb

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42 pairs

Every unit pair in this category. Tap any cell to open that conversion.

Each cell shows the multiplier from row → column. e.g. 1 mg × n = result in column units.

About weight units

Common weight units

Gram (g)
One thousandth of a kilogram. The metric standard for cooking and small things.
Kilogram (kg)
The SI base unit of mass. About 2.2046 pounds.
Ounce (oz)
1/16 of a pound, or 28.3495 grams. Used for food portions and small mailings.
Pound (lb)
16 ounces, or 0.4536 kg. The dominant body-weight unit in the US.
Stone (st)
14 pounds, or about 6.35 kg. Still used for body weight in the UK and Ireland.
Ton
1,000 kg in metric, 2,000 lb in US "short" ton, 2,240 lb in UK "long" ton.

Mass vs weight

Strictly speaking, mass is how much matter an object contains; weight is the force gravity exerts on it. On Earth they’re proportional, so we use the words interchangeably. A 1-kilogram bag of flour has the same mass on the Moon, but weighs about a sixth as much.

Frequently asked

How many pounds in a kilogram?
One kilogram equals 2.20462 pounds.
How do I quickly convert kg to lb in my head?
Double the number, then add 10%. A 70 kg person weighs about 154 lb (70 × 2 = 140, plus 14 = 154).
What is a stone?
Mostly used in the UK for body weight. One stone is 14 pounds, or about 6.35 kg.

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