Weight Converter

Convert weight between kilograms, pounds, stone and grams instantly.

kg
lbs
st
lbs
g

Common weights quick reference

kglbsStone & lbsGrams
50 kg110.2 lbs7 st 12.2 lbs50,000 g
55 kg121.3 lbs8 st 9.3 lbs55,000 g
60 kg132.3 lbs9 st 6.3 lbs60,000 g
65 kg143.3 lbs10 st 3.3 lbs65,000 g
70 kg154.3 lbs11 st 0.3 lbs70,000 g
75 kg165.3 lbs11 st 11.3 lbs75,000 g
80 kg176.4 lbs12 st 8.4 lbs80,000 g
85 kg187.4 lbs13 st 5.4 lbs85,000 g
90 kg198.4 lbs14 st 2.4 lbs90,000 g

Conversion formulas

Key conversion factors
1 kg = 2.20462 lbs
1 stone = 14 lbs = 6.35029 kg
1 kg = 1,000 grams
Stone calculation
Total lbs = kg × 2.20462
Stone = floor(total lbs ÷ 14)
Remaining lbs = total lbs mod 14
Example: 70 kg → 154.32 lbs → 11 st 0.32 lbs

Frequently asked questions

How many kg is 10 stone?

10 stone equals 63.5 kg. The calculation: 10 × 14 = 140 lbs ÷ 2.20462 = 63.5 kg. Stone is used primarily in the UK and Ireland for expressing body weight.

What is 80 kg in pounds?

80 kg equals 176.37 lbs. Multiply by 2.20462: 80 × 2.20462 = 176.37 lbs.

Why does India use kilograms?

India adopted the metric system in 1957. Kilograms are the official unit for weight/mass. Pounds and stone are still used informally in some contexts due to historical British influence, particularly among older generations.

Is pound (lbs) weight or mass?

Technically, the pound is a unit of force (weight), while the kilogram is a unit of mass. In everyday use, the distinction is ignored. The abbreviation "lbs" comes from the Latin "libra pondo" (pound weight). On Earth, 1 kg mass weighs approximately 2.205 lbs.

What is the difference between a tola and a gram?

In India, the tola is a traditional unit of mass still used for gold. 1 tola = 11.6638 grams. It was historically defined as the weight of a silver rupee coin. Most modern contexts have transitioned to grams.