Weight Converter

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

Weight Conversion Formulas

Weight (or more precisely, mass) is measured in many units across metric and imperial systems. The metric system uses grams and kilograms; the imperial system uses ounces and pounds.

  • Kilograms to pounds: multiply by 2.20462  (1 kg = 2.20462 lb)
  • Pounds to kilograms: multiply by 0.453592  (1 lb = 0.453592 kg)
  • Ounces to grams: multiply by 28.3495  (1 oz = 28.3495 g)
  • Grams to ounces: multiply by 0.035274  (1 g = 0.035274 oz)
  • Metric tons to kilograms: multiply by 1000  (1 t = 1000 kg)

Kilograms to Pounds Quick Reference

Kilograms (kg)Pounds (lb)
1 kg2.20462 lb
2 kg4.40924 lb
3 kg6.61387 lb
5 kg11.0231 lb
10 kg22.0462 lb
20 kg44.0924 lb
25 kg55.1155 lb
50 kg110.231 lb
75 kg165.347 lb
100 kg220.462 lb

Frequently Asked Questions

How many pounds are in a kilogram?

1 kg = 2.20462 pounds.

How do I convert ounces to grams?

Multiply ounces by 28.3495. 1 oz = 28.3495 grams.

What is the difference between mass and weight?

Mass measures the amount of matter (kg, g). Weight is the force of gravity on that mass. In everyday use, they're used interchangeably.

How many grams are in a pound?

1 pound = 453.592 grams.