Mass Conversions
To convert mass from one unit to another, enter a value in the input field and choose your converter below.
Units of Mass
| Unit | Symbol | Relative to SI unit |
|---|---|---|
| Tonnes | t | 1,000 |
| Kilograms (SI unit) | kg | 1 |
| Grams | g | 0.001 |
| Milligrams | mg | 1 × 10-6 |
| Micrograms | µg | 1 × 10-9 |
| Imperial tons | ton,long tn | 1,016.046909 |
| US tons | sh tn | 907.18474 |
| Stones | st | 6.350293 |
| Pounds | lb av | 0.453592 |
| Ounces | oz av | 0.02835 |
Convert from Tonnes
- Tonnes to Kilograms
- Tonnes to Grams
- Tonnes to Milligrams
- Tonnes to Micrograms
- Tonnes to Imperial tons
- Tonnes to US tons
- Tonnes to Stones
- Tonnes to Pounds
- Tonnes to Ounces
Convert from Kilograms
- Kilograms to Tonnes
- Kilograms to Grams
- Kilograms to Milligrams
- Kilograms to Micrograms
- Kilograms to Imperial tons
- Kilograms to US tons
- Kilograms to Stones
- Kilograms to Pounds
- Kilograms to Ounces
Convert from Grams
- Grams to Tonnes
- Grams to Kilograms
- Grams to Milligrams
- Grams to Micrograms
- Grams to Imperial tons
- Grams to US tons
- Grams to Stones
- Grams to Pounds
- Grams to Ounces
Convert from Milligrams
- Milligrams to Tonnes
- Milligrams to Kilograms
- Milligrams to Grams
- Milligrams to Micrograms
- Milligrams to Imperial tons
- Milligrams to US tons
- Milligrams to Stones
- Milligrams to Pounds
- Milligrams to Ounces
Convert from Micrograms
- Micrograms to Tonnes
- Micrograms to Kilograms
- Micrograms to Grams
- Micrograms to Milligrams
- Micrograms to Imperial tons
- Micrograms to US tons
- Micrograms to Stones
- Micrograms to Pounds
- Micrograms to Ounces
Convert from Imperial tons
- Imperial tons to Tonnes
- Imperial tons to Kilograms
- Imperial tons to Grams
- Imperial tons to Milligrams
- Imperial tons to Micrograms
- Imperial tons to US tons
- Imperial tons to Stones
- Imperial tons to Pounds
- Imperial tons to Ounces
Convert from US tons
- US tons to Tonnes
- US tons to Kilograms
- US tons to Grams
- US tons to Milligrams
- US tons to Micrograms
- US tons to Imperial tons
- US tons to Stones
- US tons to Pounds
- US tons to Ounces
Convert from Stones
- Stones to Tonnes
- Stones to Kilograms
- Stones to Grams
- Stones to Milligrams
- Stones to Micrograms
- Stones to Imperial tons
- Stones to US tons
- Stones to Pounds
- Stones to Ounces
Convert from Pounds
- Pounds to Tonnes
- Pounds to Kilograms
- Pounds to Grams
- Pounds to Milligrams
- Pounds to Micrograms
- Pounds to Imperial tons
- Pounds to US tons
- Pounds to Stones
- Pounds to Ounces