Convert troy ounces to grams
1 oz t = 31.103477 g. Change the amount below, or read the formula and the reference table further down.
1 troy ounce equals
grams
1 oz t = 31.103477 g
The formula
Troy ounces and grams both measure weight & mass from the same zero, so a single multiplier does the job.
g = oz t × 31.1034768
Going the other way? Convert grams to troy ounces.
Troy ounces to grams table
Common values, rounded for reading.
| Troy ounces (oz t) | Grams (g) |
|---|---|
| 1 | 31.1035 |
| 2 | 62.207 |
| 3 | 93.3104 |
| 4 | 124.41 |
| 5 | 155.52 |
| 6 | 186.62 |
| 7 | 217.72 |
| 8 | 248.83 |
| 9 | 279.93 |
| 10 | 311.03 |
| 15 | 466.55 |
| 20 | 622.07 |
| 25 | 777.59 |
| 30 | 933.1 |
| 40 | 1,244.14 |
| 50 | 1,555.17 |
| 75 | 2,332.76 |
| 100 | 3,110.35 |
| 250 | 7,775.87 |
| 500 | 15,551.74 |
| 1,000 | 31,103.48 |
Questions people ask
- How many grams are in a troy ounce?
- One troy ounce equals 31.1034768 grams.
- How do I convert troy ounces to grams by hand?
- Multiply the number of troy ounces by 31.1034768. For a rough check, 31.1 is close enough for most everyday use.
- What is 1 troy ounce in grams?
- 1 troy ounce is 31.103477 grams.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.