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KG to lbs converter

Convert kilograms to pounds for body weight, luggage, gym plates or shipping. You also get the result in pounds and ounces and in stone and pounds, based on the exact definition of the pound.

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How to use it

  1. Enter the weight in kilograms.
  2. Read the result in pounds.
  3. Check the pounds-and-ounces and stone-and-pounds lines if you need them.
  4. Change the decimal places for more or less precision.
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The formula

pounds = kg ÷ 0.45359237, or approximately pounds = kg × 2.20462.

The international avoirdupois pound is defined as exactly 0.45359237 kg, so dividing by that number is exact. Multiplying by 2.20462 is a rounded shortcut that is accurate to about one part in a million.

Example: 70 kg ÷ 0.45359237 = 154.32 lb.

Pounds and ounces, stone and pounds

One pound is 16 ounces and one stone is 14 pounds. The converter splits the result for you:

KilogramsPoundsPounds and ouncesStone and pounds
3.5 kg7.72 lb7 lb 11.5 oz0 st 7.7 lb
50 kg110.23 lb110 lb 3.7 oz7 st 12.2 lb
70 kg154.32 lb154 lb 5.2 oz11 st 0.3 lb
80 kg176.37 lb176 lb 5.9 oz12 st 8.4 lb
100 kg220.46 lb220 lb 7.4 oz15 st 10.5 lb

Birth weights in the US are usually given in pounds and ounces (a 3.5 kg baby is 7 lb 11.5 oz), and body weight in the UK and Ireland often in stone and pounds.

KG to lbs chart

kglb
1 kg2.2046 lb
5 kg11.0231 lb
10 kg22.0462 lb
20 kg44.0925 lb
23 kg50.7063 lb
25 kg55.1156 lb
50 kg110.2311 lb
100 kg220.4623 lb

Many airlines set the checked-bag limit at 23 kg, which is 50.7 lb; US airlines usually quote 50 lb (22.68 kg). Check your airline's exact rule.

Quick mental math

  • Double it and add 10%: 70 kg × 2 = 140, plus 14 = 154 lb. Very close to the exact 154.32.
  • 1 kg is about 2.2 lb; 10 kg about 22 lb.
  • Gym plates: a 20 kg plate is 44.1 lb, a little lighter than a 45 lb plate, while a 25 kg plate is 55.1 lb, almost exactly 55 lb.

For medicine doses, shipping charges and anything official, use the exact result rather than an estimate.

Mass and weight

Strictly speaking, kilograms and pounds both measure mass, and bathroom scales convert the force of gravity into mass for you. In everyday use "weight" and "mass" mean the same thing, and the conversion factor is the same whichever word you use. The value you type is saved in the link, so the Share button sends the exact conversion.

To go the other way, use the lbs to kg converter. Common body weights have their own pages, for example 70 kg, 80 kg and 100 kg.

Frequently asked questions

How do I convert kg to lbs?

Divide by 0.45359237, or multiply by about 2.20462. 70 kg is 154.32 lb.

How many pounds is 100 kg?

220.46 pounds, which is 15 stone 10.5 pounds.

What is 23 kg in pounds?

50.71 lb, a common checked-baggage limit.

Is the conversion exact?

Yes, when you divide by 0.45359237 kg, the exact legal definition of the pound.

Sources

Last updated: November 14, 2026

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