Weight & Mass unit converter
Kilograms, pounds and ounces, through to troy weights and atomic mass.
Precision & format
1 kg equals
1,000g
All 21 units
- Kilogramkg1
- Gramg1,000
- Milligrammg1,000,000
- Microgramµg1,000,000,000
- Tonnetmetric ton0.001
- Poundlb2.204622622
- Ounceoz35.27396195
- Stonest0.1574730444
- Short tonton (US)US, 2000 lb0.001102311311
- Long tonton (UK)UK, 2240 lb0.0009842065276
- Hundredweight (US)cwt (US)100 lb0.02204622622
- Hundredweight (UK)cwt (UK)112 lb0.01968413055
- Graingr15,432.35835
- Dramdr564.3833912
- Caratctmetric, 200 mg5,000
- Troy ounceoz t32.15074657
- Troy poundlb t2.679228881
- Pennyweightdwt643.0149314
- Quintalqmetric, 100 kg0.01
- Slugslug0.06852176586
- Atomic mass unitu6.022140762 × 10²⁶
Weight & Mass conversion table
Every unit expressed in kilograms (kg), the SI base for this category.
| Unit | Symbol | 1 unit in kg |
|---|---|---|
| Kilogram | kg | 1 |
| Gram | g | 0.001 |
| Milligram | mg | 0.000001 |
| Microgram | µg | 1 × 10⁻⁹ |
| Tonnemetric ton | t | 1,000 |
| Pound | lb | 0.45359237 |
| Ounce | oz | 0.028349523 |
| Stone | st | 6.3502932 |
| Short tonUS, 2000 lb | ton (US) | 907.18474 |
| Long tonUK, 2240 lb | ton (UK) | 1,016.0469 |
| Hundredweight (US)100 lb | cwt (US) | 45.359237 |
| Hundredweight (UK)112 lb | cwt (UK) | 50.802345 |
| Grain | gr | 0.00006479891 |
| Dram | dr | 0.0017718452 |
| Caratmetric, 200 mg | ct | 0.0002 |
| Troy ounce | oz t | 0.031103477 |
| Troy pound | lb t | 0.37324172 |
| Pennyweight | dwt | 0.0015551738 |
| Quintalmetric, 100 kg | q | 100 |
| Slug | slug | 14.593903 |
| Atomic mass unit | u | 1.6605391 × 10⁻²⁷ |
