Weight Converter


*Precision level 10e-7.

A. Weight Conversion

Weight is a measure of the amount of mass an object contains. The metric system is based on the kilogram, with the most common units being the Milligram, Centigram, Decigram, Gram, Decagram, Hectogram, and Kilogram. The imperial system is based on the pound, with the most common units being the Ounce, Pound, Stone, and Ton.

B. How to Use Weight Converter

You can use the keyboard to input numbers and arithmetic operators:

0 1 2 3 4 5 6 7 8 9 . keys can be used to input numbers.

+ - ( ) keys can be used to input arithmetic operators for advanced conversions.

Use this weight converter to convert between different units of weight.

C. Metric System (SI Units) - Weight Conversion Table

Unit Conversion
Kilogram (kg) Base unit of weight
Hectogram (hg) 1 hg = 0.1 kilograms
Decagram (dag) 1 dag = 0.01 kilograms
Gram (g) 1 g = 0.001 kilograms
Decigram (dg) 1 dg = 0.1 grams
Centigram (cg) 1 cg = 0.01 grams
Milligram (mg) 1 mg = 0.001 grams
Microgram (µg) 1 µg = 0.000001 grams
Nanogram (ng) 1 ng = 0.000000001 grams
Ton (t) 1 t = 1000 kilograms
Quintal (q) 1 q = 100 kilograms

D. Imperial System - Weight Conversion Table

Unit Conversion
Ounce (oz) 1 oz = 28.3495 grams
Pound (lb) 1 lb = 453.592 grams, 1 lb = 16 oz
Stone (st) 1 st = 6.35029 kilograms, 1 st = 14 lb
Quarter 1 Quarter = 2 Stones
Hundredweight (cwt) 1 cwt = 50.8023 kilograms
Ton (long ton) 1 long ton = 1016.05 kilograms
Pennyweight (dwt) 1 dwt = 0.00155517 kilograms
Dram (dr) 1 dr = 0.00177185 kilograms
Short Ton 1 short ton = 907.185 kilograms

E. Uncommon Weight Conversions

Category Unit Conversion
Precious Metals Troy Ounce 1 Troy Ounce = 31.1035 grams
Fine Weight Carat 1 Carat = 0.2 grams
Agricultural Bushel 1 Bushel = ~35.2391 liters (for wheat)
Apothecaries’ Units Grain 1 Grain = 0.0648 grams
Scientific Atomic Mass Unit 1 AMU = 1.66054 × 10^-27 kg
Japanese Unit Kan 1 Kan = ~3.75 kilograms
Engineering Slug 1 Slug = 14.5939 kilograms

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