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User Guide
This conversion tool and dynamic scale generator will convert a measurement of weight from one unit to another and display a related conversion table.
In the context of this tool, the word “weight” is being used in its everyday language meaning. This means that the weight of an object is its mass, regardless of the strength of gravity.
- Enter the amount of weight you wish to convert in the upper input box.
- Select the corresponding weight measuring units from the upper shortcut buttons or pull down options.
- Select the weight measuring units to convert to, from the lower shortcut buttons or pull down options.
- The resulting weight conversion will display in the lower answer box.
Conversion Factors
The following weight measurement units and associated conversion factors in kilograms (SI units for mass) are used by this weight converter:
Metric Weight Units
These weight units belong to the european metric measurement system.
- microgram (µg or mcg) – 0.000000001 kg
- milligram (mg) – 0.000001 kg
- gram (g) – 0.001 kg
- kilogram (kg) – 1 kg
- tonne (t, metric) – 1000 kg
- kilotonne (kt, metric) – 1000000 kg
- megatonne (Mt, metric) – 1000000000 kg
Imperial / US Customary Weight Units
This weight units belong to the english imperial and united states customary units measurement system
- carat (ct) – 0.0002 kg
- ounce (oz) – 0.028349523125 kg
- pound (lb) – 0.45359237 kg
- stone (st) – 6.35029318 kg
- hundredweight (cwt, short, usa) – 45.359237 kg
- hundredweight (cwt, long, uk) – 50.80234544 kg
- ton (ton, short, usa) – 907.18474 kg
- ton (ton, long, uk) – 1016.0469088 kg
- kiloton (kt, short, usa) – 907184.74 kg
- kiloton (kt, long, uk) – 1016046.9088 kg
- megaton (Mt, short, usa) – 907184740 kg
- megaton (Mt, long, uk) – 1016046908.8 kg
Gram Metric Prefix Units
These metric prefixed units are all derived from the gram base unit
- quectogram (qg) – 1 x 10-33 kg
- rontogram (rg) – 1 x 10-30 kg
- yoctogram (yg) – 1 x 10-27 kg
- zeptogram (zg) – 1 x 10-24 kg
- attogram (ag) – 1 x 10-21 kg
- femtogram (fg) – 1 x 10-18 kg
- picogram (pg) – 1 x 10-15 kg
- nanogram (ng) – 1 x 10-12 kg
- microgram (µg) – 1 x 10-9 kg
- milligram (mg) – 0.000001 kg
- centigram (cg) – 0.00001 kg
- decigram (dg) – 0.0001 kg
- gram (g) – 0.001 kg
- decagram (dag) – 0.01 kg
- hectogram (hg) – 0.1 kg
- kilogram (kg) – 1 kg
- megagram (Mg) – 1,000 kg
- gigagram (Gg) – 1,000,000 kg
- teragram (Tg) – 1 x 10+9 kg
- petagram (Pg) – 1 x 10+12 kg
- exagram (Eg) – 1 x 10+15 kg
- zettagram (Zg) – 1 x 10+18 kg
- yottagram (Yg) – 1 x 10+21 kg
- ronnagram (Rg) – 1 x 10+24 kg
- quettagram (Qg) – 1 x 10+27 kg
Tonne Metric Prefix Units
These metric prefixed units are all derived from the tonne base unit
- Tonne (t) – 1,000 kg
- kiloTonne (kt) – 1,000,000 kg
- megaTonne (Mt) – 1 x 10+9 kg
- gigaTonne (Gt) – 1 x 10+12 kg
- teraTonne (Tt) – 1 x 10+15 kg
- petaTonne (Pt) – 1 x 10+18 kg
- exaTonne (Et) – 1 x 10+21 kg
- zettaTonne (Zt) – 1 x 10+24 kg
- yottaTonne (Yt) – 1 x 10+27 kg
- ronnaTonne (Rt) – 1 x 10+30 kg
- quettaTonne (Qt) – 1 x 10+33 kg