How many drams are in one kilogram?

One kilogram contains approximately 564.38 drams. This comes from 1 kg = 1,000 grams divided by approximately 1.7718 grams per dram.

Is this conversion ever needed in practice?

Rarely. It arises mainly in historical research when interpreting old commercial documents that recorded weights in drams. Modern commerce uses grams and kilograms exclusively for metric quantities.

How does the dram fit into the avoirdupois system?

16 drams = 1 ounce. 16 ounces = 1 pound. 1 pound = approximately 0.4536 kilograms. So 256 drams equal about 1 pound, and 564 drams equal about 1 kilogram.

Drams to Kilograms (dr to kg) Converter

1 dr = 0.0018 kg

1 Dram equals 0.0018 Kilograms (1 dr = 0.0018 kg). Convert Drams to Kilograms with formula, table, and examples.

One dram equals approximately 0.001772 kilograms. The kilogram is about 564 times heavier than a dram. This conversion links the obsolete English trading unit to the world's standard mass unit. A kilogram of flour is about 564 drams - a number that would have astonished a medieval spice merchant accustomed to counting by the dozen.

How to Convert Drams to Kilograms

kg = dr × 0.0017718452

Multiply the value in Drams by 0.0017718452

Take your value in Drams
Multiply by 0.0017718452
Read the result in Kilograms

Common Drams to Kilograms Conversions

Drams (dr)	Kilograms (kg)	Status
1 dr	0.00177185 kg
10 dr	0.01771845 kg
16 dr	0.02834952 kg
50 dr	0.08859226 kg
100 dr	0.17718452 kg
256 dr	0.45359237 kg
500 dr	0.8859226 kg
1,000 dr	1.7718452 kg
2,500 dr	4.42961299 kg
5,000 dr	8.85922598 kg
10,000 dr	17.71845195 kg
50,000 dr	88.59225977 kg

Good to Know About Drams to Kilograms Conversion

The dram's obsolescence parallels the decline of the small independent spice merchant. When spices were rare and expensive, measuring by the dram made economic sense - each dram of pepper or clove represented real value. As global trade made spices affordable and supermarkets replaced specialized spice shops, the need for a dedicated spice-scale unit disappeared. The dram lost its purpose when spices lost their scarcity.

Drams to Kilograms: What You Need to Know

A 1-kilogram bag of sugar (564 drams) would have required Victorian merchants to fill 564 individual dram measures. Modern scales replaced this tedious process. The dram-to-kilogram conversion matters when translating historical commercial records into modern metric units for archival research or when valuing antique trade goods at their historical weights.

What is a Dram? dr

A dram (avoirdupois) is a unit of mass equal to 1/16 of an ounce or 1/256 of a pound (1.7718451953125 grams). Historically used in pharmacy and old cooking recipes.

Imperial historical pharmacy old recipes whisky measurement

Learn more about Dram →

What is a Kilogram? kg

The base unit of mass in the International System of Units (SI). Equal to 1000 grams. Used worldwide for everyday weighing and commerce.

Metric everyday weighing commerce medicine

Learn more about Kilogram →

Going the other way? Use our Kilograms to Drams converter.

Drams to Kilograms FAQ

One kilogram contains approximately 564.38 drams. This comes from 1 kg = 1,000 grams divided by approximately 1.7718 grams per dram.
Rarely. It arises mainly in historical research when interpreting old commercial documents that recorded weights in drams. Modern commerce uses grams and kilograms exclusively for metric quantities.
16 drams = 1 ounce. 16 ounces = 1 pound. 1 pound = approximately 0.4536 kilograms. So 256 drams equal about 1 pound, and 564 drams equal about 1 kilogram.

Non-Frequently Asked Questions About Drams to Kilograms

Questions nobody should ask - but someone did.

Saffron was sold by the dram because even small amounts were expensive. Weighing 564 drams (1 kg) of saffron one dram at a time would take hours and cost more than most people earned in a year. A kilogram of saffron even today costs roughly 3,000 to 5,000 dollars. In medieval times, 564 drams of saffron would have been a fortune.
A liter of water (1 kilogram) weighs about 564 drams. So does a bag of flour, a pineapple, or roughly two basketballs. The dram was never designed for objects this heavy - it was a spice-and-small-goods unit forced into a kilogram-scale comparison it was never meant for.
No physicist in history has voluntarily used drams. The kilogram is the SI base unit of mass, and all physics calculations use it (or derived units). The dram exists in a pre-scientific measurement tradition that physics bypassed entirely. Newton did not need drams to discover gravity.