GluePuddingTool

Mass Converter

Convert between metric and imperial mass units in real time, from kilograms, grams, and milligrams to pounds, ounces, metric tons, and short tons. All units update at once.

FreeOnline Tool
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How to Use

  1. Enter a value in any of the mass fields.
  2. Every other unit is converted and displayed automatically in real time.
  3. Edit any field directly and the rest stay in sync.
  4. Click Copy to grab the converted value you need.

Features

  • Metric units including kilograms (kg), grams (g), and milligrams (mg).
  • Imperial units including pounds (lb) and ounces (oz).
  • Large-mass units such as the metric ton (t) and the US short ton.
  • All units are shown at once, so a single entry gives you every conversion.
  • Accurate conversion with results kept to a sensible number of significant figures.

Use Cases

Reading imported food labels
Convert ounces and pounds on an imported food label into grams and kilograms to understand the real portion and nutrition figures.
Cross-border shipping charges
Convert cargo weight between kilograms and pounds to compare the rates of different international couriers.
Tracking body weight
When switching between fitness apps from different regions, convert pound readings into kilograms to keep your records consistent.
Industrial raw material purchasing
Convert pounds and tons quoted by an overseas supplier into metric units so they match local standards and inform your purchasing decision.

FAQ

How many kilograms are in a pound?
1 pound (lb) = 0.45359237 kilograms, roughly 0.454 kg. That is the exact international definition.
How many grams are in an ounce?
1 ounce (oz) = 28.3495 grams. Note that the fluid ounce (fl oz) is a unit of volume and is not the same thing.
What is the difference between a metric ton and a short ton?
A metric ton is 1000 kilograms, while a US short ton is 907.185 kilograms. International trade normally uses the metric ton.
Is the carat a unit of mass?
Yes, the carat (ct) is the mass unit used for gemstones, where 1 carat = 0.2 grams. The tool can be extended to cover it if needed.