Weight Converter

Convert between kilograms, pounds, stone, grams, milligrams, ounces, metric tons and US tons instantly.

Standard weight units

gram 100000
milligram 100000000
pound 220.462
ounce 3527.396
stone 15.747
metric ton 0.1
US ton 0.1102

Fun comparisons

African elephant 🐘~ 0.02
Pickup truck 🚚~ 0.04
Average person 🧍~ 1.43
Medium dog 🐕~ 4
Refrigerator 🗄️~ 1

Weight conversion is used daily in cooking, fitness, shipping, freight and healthcare. The metric system uses milligrams, grams, kilograms and metric tons (tonnes) while the US relies on ounces, pounds and short tons. The UK uses stone for body weight. Whether you need to convert cargo tonnage for shipping quotes or check your body weight in stone, our weight converter handles all 56 unit pairs and includes fun real-world comparisons to put the numbers in perspective.

Frequently asked questions

The most common weight conversion is kilograms to pounds. One kilogram equals approximately 2.20462 pounds. This conversion is used for body weight, food packaging and shipping between metric and imperial countries.

75 kg equals approximately 11 stone 11.5 pounds (or about 165.35 lb). Stone is the standard body weight unit in the UK and Ireland, where 1 stone equals 14 pounds or 6.35 kg.

Metric weight units (milligrams, grams, kilograms) are based on powers of 10 and used in most countries. Imperial units (ounces, pounds, stone) are used in the US and UK. There are 1000 mg in a gram, 1000 g in a kilogram, 16 ounces in a pound and 14 pounds in a stone.

There are exactly 16 ounces in a pound. This conversion is used daily in US cooking, food labeling and postal measurements. For reference, a standard can of soda is 12 oz (0.75 lb) and a typical chicken breast is about 6-8 oz.

To convert milligrams to grams, divide by 1000. For example, 500 mg equals 0.5 grams. Common supplement doses: vitamin C 1000 mg = 1 g, vitamin D 5000 IU is typically 0.125 mg, and ibuprofen 400 mg = 0.4 g.

All weight conversions

Kilogram to…

Gram to…

Milligram to…

Pound to…

Ounce to…

Stone to…

Metric Ton to…

US Ton to…

Need other unit conversions? Explore our length converter, temperature converter, volume converter, speed converter, area converter, data storage converter, pressure converter, energy converter, time converter, angle converter, frequency converter, power converter, torque converter, force converter, density converter, cooking temperature converter, cooking volume converter, flow rate converter, viscosity converter, electric charge converter, illuminance converter, acceleration converter, magnetic field converter, capacitance converter, resistance converter and data transfer rate converter.