Convert troy ounces to Arroba
Americas · Americas Traditional · active · modern
Varies by locality The unit takes different values in different localities. The figure shown is the most widely cited standard, not a legal definition.
1 troy ounce = 0.00270465 Arroba
Arroba = troy ounces × 0.0027046502
Convert any amount
This unit varies by region
Reported range: 11.5–15 kg. Confirm the local standard before using this figure in a contract, land record or trade document.
- Arroba (Spain) (Spain): 11.5 kilogram
- Arroba (Brazil) (Brazil): 15 kilogram
troy ounces to Arroba table
| troy ounces | Arroba |
|---|---|
| 0.25 troy ounces | 0.000676163 Arroba |
| 0.5 troy ounces | 0.00135233 Arroba |
| 1 troy ounce | 0.00270465 Arroba |
| 2 troy ounces | 0.0054093 Arroba |
| 3 troy ounces | 0.00811395 Arroba |
| 4 troy ounces | 0.0108186 Arroba |
| 5 troy ounces | 0.0135233 Arroba |
| 10 troy ounces | 0.0270465 Arroba |
| 20 troy ounces | 0.054093 Arroba |
| 25 troy ounces | 0.0676163 Arroba |
| 50 troy ounces | 0.135233 Arroba |
| 100 troy ounces | 0.270465 Arroba |
About the Arroba
Spanish/Portuguese weight. 1 Arroba ≈ 11.5 kg (Brazil: 15 kg).
- Symbol
- arroba
- Value in SI
- 1 Arroba = 11.5 kilogram
- Typical use
- agriculture, trade
- Source
- UnitConvertLab measurement atlas
Every atlas conversion routes through the SI kilogram. See our methodology and data provenance pages for how these values are sourced and verified.
Related units and variant risk
Other americas traditional units in the Americas family, least settled first. If your figure came from a land record, invoice or historical document rather than a calculator, check these before assuming a single standard.
Related conversions
Frequently asked
How many Arroba are in a troy ounce?
1 troy ounce = 0.00270465 Arroba. Multiply the number of troy ounces by 0.0027046502 to get Arroba.
What is Arroba used for?
Spanish/Portuguese weight. 1 Arroba ≈ 11.5 kg (Brazil: 15 kg). It is classified as active and dates from the modern period.
Is the Arroba value exact?
No. Arroba varies by locality (11.5–15 kg), so treat this conversion as the most widely cited standard rather than a legal definition.
How reliable is this Arroba conversion?
Varies by locality — The unit takes different values in different localities. The figure shown is the most widely cited standard, not a legal definition. Source: UnitConvertLab measurement atlas.
Cite this page
UnitConvertLab. (2026). Convert troy ounces to Arroba. UnitConvertLab. Retrieved from https://unitconvertlab.com/regional/troy-ounce-si-to-arroba
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