How To Convert Pounds to Kilograms – lbs to kg

Enter the number of pounds in the calculator below to reveal the equivalent number of kilograms. Or, try our easy pounds-to-kilograms formula for on-the-go calculations.

Pounds to Kilograms Converter

Type a value in the Pounds(lbs) field to convert the value to Kilograms(kg):



There are 2.205 pounds in one kilogram. To convert from pounds to kilograms, divide your pounds’ value by 2.205.

Kilograms = pounds/2.205

Reference the table below for common kilograms-to-pounds conversions.

Pounds (lbs)Kilograms (kg)
1 lbs0.4536 kg
3 lbs1.3608 kg
5 lbs2.2679 kg
5.5 lbs2.4948 kg
7.5 lbs3.4019 kg
12 lbs5.4431 kg
20 lbs9.0718 kg
30 lbs13.6077 kg
35 lbs15.8758 kg
40 lbs18.1437 kg
80 lbs36.2874 kg
86 lbs39.0096 kg
100 lbs45.3592 kg
103 lbs46.7203 kg
109 lbs49.4425 kg
110 lbs49.8951 kg
115 lbs52.1630 kg
120 lbs54.4310 kg
125 lbs56.6990 kg
132 lbs59.8744 kg
141 lbs63.9564 kg
145 lbs65.7709 kg
155 lbs70.3067 kg
170 lbs77.1107 kg
180 lbs81.6465 kg
200 lbs90.7185 kg
218 lbs98.8837 kg
220 lbs99.7908 kg
250 lbs113.3984 kg
280 lbs127.0059 kg
290 lbs131.5417 kg

The Difference Between Kilograms and Pounds

Pounds to Kilograms

A kilogram is a base unit from the metric system equal to 1,000 grams. It measures mass. One of the most common uses of the kilogram is to measure a person’s weight, but the kilogram is also useful for measuring the mass, or weight, of heavy objects.

The pound is from the United States Customary System and British Imperial System. A pound is equal to 0.453592 kilograms. In the United States, the pound measures a person’s weight or heavy objects that weigh less than a ton (2,000 lbs.)

How to Convert Your Weight From Pounds to Kilograms

If you want to convert your weight from pounds to kilograms, divide by 2.205.

Kilograms = your weight in lbs/2.205

For example, a person of 150 pounds weighs 68.03 kilograms. A person weighing 200 pounds weighs 90.7 kg.

An Easy Way to Convert from Pounds to Kilograms in Your Head

The easiest way to convert from pounds to kilograms without a calculator is to divide your pounds figure by 2 and then subtract 10% from your final answer.

For example, if you weigh 200 pounds, divide by 2 to get 100 and then subtract 10% for an answer of 90 kg. The precise answer is 90.7, so this easy-to-remember formula allows for approximate results.

Approximate kilograms = pounds/2 - 10%


Frequently Asked Questions (FAQ)FAQ

How much is half of a kilogram in pounds?

Half of a kilogram is equivalent to 1.102311 lbs.

How much is 1.7 kilograms in pounds?

There are 3.747858 lbs in 1.7 kilograms.

How do you convert kilograms to pounds?

To convert kilograms into pounds, multiply your kilogram value by 2.205. For example, someone who weighs 100 kilograms weighs 220.5 pounds.

How are stones, pounds, and kilograms related?

A stone, pound, and kilogram all measure mass but are most common for measuring a person’s weight. The United States, Liberia, and Myanmar use the pound, Britain and Ireland use the stone, and most other countries use the kilogram. There are 2.205 pounds in a kilogram and 14 pounds in a stone.

Do you use a decimal when weighing yourself in kg?

Yes, use two decimal points when weighing yourself in kilograms for a more accurate measurement. For example, if you weigh 154 lbs, you weigh 69.84 kg.