Convert Ounces

Scales are used to measure weight

Ounces are a measure of weight. Ounce is an imperial unit of measure, and can be abbreviated as oz. For example 1 ounce can be written as 1 oz.

Ounce Conversion Calculators

Choose an imperial or metric unit to convert ounces to.

Convert ounces to tons
1 ounce is equal to 3.125E-5 tons
Convert ounces to pounds
1 ounce is equal to 0.0625 pounds
Convert ounces to metric tons
1 ounce is equal to 2.835E-5 metric tons
Convert ounces to kilograms
1 ounce is equal to 0.02835 kilograms
Convert ounces to grams
1 ounce is equal to 28.349523 grams
Convert ounces to milligrams
1 ounce is equal to 28,350 milligrams
Convert ounces to carats
1 ounce is equal to 141.747616 carats

We have many more weight conversion tools that you might also find useful.

Ounces unit of measurement conversion

Ounces Measurement Conversion Table

Common ounce values and equivalent imperial and metric weight measurements
ounces tons pounds metric tons kilograms grams milligrams carats
1 oz 0.00003125 t 0.0625 lb 0.00002835 T 0.02835 kg 28.349523 g 28,350 mg 141.747616 ct
2 oz 0.0000625 t 0.125 lb 0.000056699 T 0.056699 kg 56.699046 g 56,699 mg 283.495231 ct
3 oz 0.00009375 t 0.1875 lb 0.000085049 T 0.085049 kg 85.048569 g 85,049 mg 425.242847 ct
4 oz 0.000125 t 0.25 lb 0.000113 T 0.113398 kg 113.398093 g 113,398 mg 566.990463 ct
5 oz 0.000156 t 0.3125 lb 0.000142 T 0.141748 kg 141.747616 g 141,748 mg 708.738078 ct
6 oz 0.000188 t 0.375 lb 0.00017 T 0.170097 kg 170.097139 g 170,097 mg 850.485694 ct
7 oz 0.000219 t 0.4375 lb 0.000198 T 0.198447 kg 198.446662 g 198,447 mg 992.233309 ct
8 oz 0.00025 t 0.5 lb 0.000227 T 0.226796 kg 226.796185 g 226,796 mg 1,134 ct
9 oz 0.000281 t 0.5625 lb 0.000255 T 0.255146 kg 255.145708 g 255,146 mg 1,276 ct
10 oz 0.000313 t 0.625 lb 0.000283 T 0.283495 kg 283.495231 g 283,495 mg 1,417 ct
11 oz 0.000344 t 0.6875 lb 0.000312 T 0.311845 kg 311.844754 g 311,845 mg 1,559 ct
12 oz 0.000375 t 0.75 lb 0.00034 T 0.340194 kg 340.194278 g 340,194 mg 1,701 ct
13 oz 0.000406 t 0.8125 lb 0.000369 T 0.368544 kg 368.543801 g 368,544 mg 1,843 ct
14 oz 0.000438 t 0.875 lb 0.000397 T 0.396893 kg 396.893324 g 396,893 mg 1,984 ct
15 oz 0.000469 t 0.9375 lb 0.000425 T 0.425243 kg 425.242847 g 425,243 mg 2,126 ct
16 oz 0.0005 t 1 lb 0.000454 T 0.453592 kg 453.59237 g 453,592 mg 2,268 ct
17 oz 0.000531 t 1.0625 lb 0.000482 T 0.481942 kg 481.941893 g 481,942 mg 2,410 ct
18 oz 0.000562 t 1.125 lb 0.00051 T 0.510291 kg 510.291416 g 510,291 mg 2,551 ct
19 oz 0.000594 t 1.1875 lb 0.000539 T 0.538641 kg 538.640939 g 538,641 mg 2,693 ct
20 oz 0.000625 t 1.25 lb 0.000567 T 0.56699 kg 566.990463 g 566,990 mg 2,835 ct