Buenos Aires vs Montevideo for couples
Buenos Aires, in Argentina, and Montevideo, in Uruguay, are about 203 km apart. Every figure below comes from the data behind our city pages: an estimated monthly cost for a couple, tax tier, annual climate, safety, healthcare, internet speed, language and residency rules. Buenos Aires leads on cost; Montevideo on safety and internet speed.
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Side by side
Source: the datasets behind our city pages. Cost is our model estimate (a country-level cost index scaled for city size); tax tiers are assigned by hand from each country's top marginal income tax rate and overall tax reputation; temperature from the Open-Meteo archive (2019 to 2023 averages); rainfall from TerraClimate (1991 to 2020 normals); safety and healthcare are our own country-level estimates; internet from the Ookla Speedtest Global Index; English from the EF English Proficiency Index; residency from our hand-reviewed residency dataset (not legal advice); short-stay entry from the passport-index dataset. For Uruguay, cost, safety and healthcare are country-level estimates from World Bank indicators, calibrated to our reference tables. Source: The World Bank (World Development Indicators, Worldwide Governance Indicators), CC BY 4.0.
Factor by factor
Cost of living
Buenos Aires is cheaper: we estimate about €2,354 a month for a couple living centrally, against €3,313 in Montevideo. That is €959 a month, or 29%, less.
Taxes
A tie: Argentina and Uruguay both sit in our low to medium tax tier.
Climate
Buenos Aires is 1°C warmer on average over the year: 18°C against 17°C in Montevideo. Montevideo is drier, with about 936 mm of rain a year against 1,187 mm in Buenos Aires (21% less).
Safety
Montevideo is the safer pick: Uruguay scores 63 out of 100 on safety, 8 points above Argentina (55).
Healthcare
Tied: Argentina and Uruguay both score 68 out of 100 on healthcare.
Internet
Montevideo has faster home internet: about 140 Mbps median fixed download against about 70 Mbps in Buenos Aires.
Language
Main languages in both: Spanish. English proficiency is rated the same in both: some English.
Residency and visas
Both are rated comparatively open for long-term residency for people from outside Mercosur and its associate states. The cheapest self-funded income route we track starts at about $1,301 a month in Argentina and $1,500 in Uruguay. Citizens of Mercosur and its associate states have freedom-of-movement or simplified residency rights in both. For short visits, 90 of 198 passports can enter Argentina visa-free and 84 can enter Uruguay.
Which one fits a couple
If one of you puts cost (€2,354 against €3,313 a month) first, Buenos Aires comes out ahead. If the other cares more about safety (63 against 55 out of 100) and internet speed (140 Mbps against 70 Mbps), Montevideo does.
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