Conversion from Dram (dr) to Ounce (oz) and vice versa

Updated on by Stefan Banse

Here you can convert the Unit of weight Dram into the unit Ounce and vice versa you can convert Ounce into Dram. By clicking the "Swap units" icon, you will always obtain the desired conversion in the calculation result, i.e., dr to oz or oz to dr. With the following calculator you can also calculate any other Unit of weight.

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Info about "Dram"

The dram is a non-SI unit of weight or mass. It is defined as one 256th of a pound or the sixteenth part of an ounce.

1 dr = 16 oz = 1.7718 g

256 dr = 16 oz = 1 lb.

Info about "Ounce"

The common ounce (English: international avoirdupois ounce) as unit of weight is very common in the Anglo-American area but does not belong to the International System of Units (Système international d'unités). It should not be confused with the troy ounce or apothecaries ounce and is frequently used in many countries to indicate the weight of foods.

One ounce is equivalent to 28.349523125 grams, and one gram is equivalent to 0.035273961 ounces.

Basis for conversion Dram (dr) to Ounce (oz)

The abbreviation for the "Unit of weight Dram" is dr. The abbreviation for the "Unit of weight Ounce" is oz.

Formula for the conversion of Dram (dr) to Ounce (oz)

The calculation from Dram to Ounce shall be made using the following conversion formula:

 Conversion formula Dram to Ounce 

Determine the number of Ounce from Dram

Dram × 0.062499999999999


Formula for the conversion of Ounce (oz) to Dram (dr)

The calculation from Ounce to Dram shall be made using the following conversion formula:

 Conversion formula Ounce to Dram 

Determine the number of Dram from Ounce

Ounce × 16


Overview table: How many Dram are how many Ounce?

Dram drOunce oz
0.01 dr => 0.00062 oz
0.02 dr => 0.00125 oz
0.03 dr => 0.00187 oz
0.04 dr => 0.00250 oz
0.05 dr => 0.00312 oz
0.06 dr => 0.00375 oz
0.07 dr => 0.00437 oz
0.08 dr => 0.00500 oz
0.09 dr => 0.00562 oz
0.10 dr => 0.00625 oz
0.20 dr => 0.01250 oz
0.30 dr => 0.01875 oz
0.40 dr => 0.02500 oz
0.50 dr => 0.03125 oz
0.60 dr => 0.03750 oz
0.70 dr => 0.04375 oz
0.80 dr => 0.05000 oz
0.90 dr => 0.05625 oz
1 dr => 0.06250 oz
2 dr => 0.12500 oz
3 dr => 0.18750 oz
4 dr => 0.25000 oz
5 dr => 0.31250 oz
6 dr => 0.37500 oz
7 dr => 0.43750 oz
8 dr => 0.50000 oz
9 dr => 0.56250 oz
10 dr => 0.62500 oz
20 dr => 1.25000 oz
30 dr => 1.87500 oz
40 dr => 2.50000 oz
50 dr => 3.12500 oz
60 dr => 3.75000 oz
70 dr => 4.37500 oz
80 dr => 5 oz
90 dr => 5.62500 oz
100 dr => 6.25000 oz
200 dr => 12.50000 oz
300 dr => 18.75000 oz
400 dr => 25 oz
500 dr => 31.25000 oz
600 dr => 37.50000 oz
700 dr => 43.75000 oz
800 dr => 50 oz
900 dr => 56.25000 oz
1 000 dr => 62.50000 oz

Overview table: How many Ounce are how many Dram?

Ounce ozDram dr
0.01 oz => 0.16000 dr
0.02 oz => 0.32000 dr
0.03 oz => 0.48000 dr
0.04 oz => 0.64000 dr
0.05 oz => 0.80000 dr
0.06 oz => 0.96000 dr
0.07 oz => 1.12000 dr
0.08 oz => 1.28000 dr
0.09 oz => 1.44000 dr
0.10 oz => 1.60000 dr
0.20 oz => 3.20000 dr
0.30 oz => 4.80000 dr
0.40 oz => 6.40000 dr
0.50 oz => 8 dr
0.60 oz => 9.60000 dr
0.70 oz => 11.20000 dr
0.80 oz => 12.80000 dr
0.90 oz => 14.40000 dr
1 oz => 16 dr
2 oz => 32 dr
3 oz => 48 dr
4 oz => 64 dr
5 oz => 80 dr
6 oz => 96 dr
7 oz => 112 dr
8 oz => 128 dr
9 oz => 144 dr
10 oz => 160 dr
20 oz => 320 dr
30 oz => 480 dr
40 oz => 640 dr
50 oz => 800 dr
60 oz => 960 dr
70 oz => 1 120 dr
80 oz => 1 280 dr
90 oz => 1 440 dr
100 oz => 1 600 dr
200 oz => 3 200 dr
300 oz => 4 800 dr
400 oz => 6 400 dr
500 oz => 8 000 dr
600 oz => 9 600 dr
700 oz => 11 200 dr
800 oz => 12 800 dr
900 oz => 14 400 dr
1 000 oz => 16 000 dr

Source information

As source for the information in the "Units of weight" category, we have used in particular:

Last update on February 12, 2021

The pages of the "Units of weight" category were last editorially reviewed by Stefan Banse on February 12, 2021. They all correspond to the current status.

Previous changes on June 25, 2020

  • Publication of the Weight converter
  • Editorial revision of all texts in this category