What is a Ounce (oz)?

An ounce (oz) is a unit of mass in the imperial system, equal to approximately 28.35 grams.

Definition

Symbol

oz

Category

Weight

System

Imperial

1 {unit} = {value} {otherUnit}

1 Ounce = 28349.5 Milligram (mg)

1 Ounce = 28.3495 Gram (g)

1 Ounce = 0.0283495 Kilogram (kg)

1 Ounce = 0.0000283495 Metric Ton (t)

1 Ounce = 0.0625 Pound (lb)

Common Uses

  • Food portions
  • Precious metals trading
  • Postal services

Ounce Conversions

Related Units