Convert Ounces to Metric Tons (Tonnes)

Enter the weight in ounces below to get the value converted to metric tons.

Results in Metric Tons:
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1 oz = 2.835E-5 t

How to Convert Ounces to Metric Tons

Scales are used to measure weight

To convert an ounce measurement to a metric ton measurement, multiply the weight by the conversion ratio. One ounce is equal to 2.835E-5 metric tons, so use this simple formula to convert:

metric tons = ounces × 2.835E-5

The weight in metric tons is equal to the ounces multiplied by 2.835E-5.

For example, here's how to convert 5 ounces to metric tons using the formula above.
5 oz = (5 × 2.835E-5) = 0.000142 t

Ounces and metric tons are both units used to measure weight. Keep reading to learn more about each unit of measure.


One ounce is a unit of mass/weight equal to 1/16 of a pound. The common ounce should not be confused with the troy ounce, which is equal to 1/12 of a troy pound.[1]

The ounce is a US customary and imperial unit of weight. Ounces can be abbreviated as oz, for example 1 ounce can be written as 1 oz.

Metric Tons (Tonnes)

One tonne is equal to 1,000 kilograms or 2,204.6 pounds, and is used throughout the world as a unit of mass/weight. One tonne is also equal to 1 megagram. The metric ton should not be confused with short tons, used primarily in the US, or long tons, used primarily in the UK.

The metric ton is an SI accepted unit for weight for use with the metric system. A metric ton is sometimes also referred to as a tonne. Metric tons can be abbreviated as t, and are also sometimes abbreviated as T, Te, or MT. For example, 1 metric ton can be written as 1 t, 1 T, 1 Te, or 1 MT.

In the US the unit is referred to as the metric ton, while the rest of the world refers to it as the tonne. Most often it's still pronounced as tun, but it is sometimes pronounced tunny.

Ounce Measurements and Equivalent Metric Ton Conversions

Common ounce values converted to the equivalent metric ton value
Ounces Metric Tons
1 oz 0.00002835 t
2 oz 0.000056699 t
3 oz 0.000085049 t
4 oz 0.000113 t
5 oz 0.000142 t
6 oz 0.00017 t
7 oz 0.000198 t
8 oz 0.000227 t
9 oz 0.000255 t
10 oz 0.000283 t
11 oz 0.000312 t
12 oz 0.00034 t
13 oz 0.000369 t
14 oz 0.000397 t
15 oz 0.000425 t
16 oz 0.000454 t
17 oz 0.000482 t
18 oz 0.00051 t
19 oz 0.000539 t
20 oz 0.000567 t
21 oz 0.000595 t
22 oz 0.000624 t
23 oz 0.000652 t
24 oz 0.00068 t
25 oz 0.000709 t
26 oz 0.000737 t
27 oz 0.000765 t
28 oz 0.000794 t
29 oz 0.000822 t
30 oz 0.00085 t
31 oz 0.000879 t
32 oz 0.000907 t
33 oz 0.000936 t
34 oz 0.000964 t
35 oz 0.000992 t
36 oz 0.001021 t
37 oz 0.001049 t
38 oz 0.001077 t
39 oz 0.001106 t
40 oz 0.001134 t


  1. James Bucki, Troy Ounce vs. Ounce, The Spruce,

More Ounce Weight Conversions

US Customary & Imperial Units
Convert to Tons
1 oz is equal to 3.125E-5 tons
Convert to Pounds
1 oz is equal to 0.0625 pounds
Other Units
Convert to Long Tons
1 oz is equal to 2.7902E-5 long tons
Convert to Carats
1 oz is equal to 141.747616 carats
SI Units
Convert to Kilograms
1 oz is equal to 0.02835 kilograms
Convert to Grams
1 oz is equal to 28.349523 grams
Convert to Milligrams
1 oz is equal to 28,349.5 milligrams