Convert Arroba to ounces
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 Arroba = 405.651 ounces
ounces = Arroba × 405.65056
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
Arroba to ounces table
| Arroba | ounces |
|---|---|
| 0.25 Arroba | 101.413 ounces |
| 0.5 Arroba | 202.825 ounces |
| 1 Arroba | 405.651 ounces |
| 2 Arroba | 811.301 ounces |
| 3 Arroba | 1,216.95 ounces |
| 4 Arroba | 1,622.6 ounces |
| 5 Arroba | 2,028.25 ounces |
| 10 Arroba | 4,056.51 ounces |
| 20 Arroba | 8,113.01 ounces |
| 25 Arroba | 10,141.3 ounces |
| 50 Arroba | 20,282.5 ounces |
| 100 Arroba | 40,565.1 ounces |
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 If your figure came from a land record, invoice or historical document rather than a calculator, check these before assuming a single standard.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 ounces are in a Arroba?
1 Arroba = 405.651 ounces. Multiply the number of Arroba by 405.65056 to get ounces.
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 Arroba to ounces. UnitConvertLab. Retrieved from https://unitconvertlab.com/regional/arroba-to-ounce
Report an incorrect value or source
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