Last update: Oct 2026

Cost of Living Comparison Between Oeiras and Buenos Aires

For one person, living is cheaper in Buenos Aires: $1,656 a month against $2,111 in Oeiras, rent and utilities included – about $5,500 less a year. Higher rent and utilities in Oeiras outweigh lower spending on other living expenses.

103

Cost of Living Index in Oeiras
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Oeiras Living Index
80

Cost of Living Index in Buenos Aires
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Buenos Aires Living Index

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Oeiras

🇵🇹 Portugal

$2,111

/mo nomad

Buenos Aires

🇦🇷 Argentina

$1,656

/mo nomad

Monthly Cost of Living

How much you'll spend in Oeiras and in Buenos Aires

Real prices from locals and on-the-ground checks – rent, groceries, transit and the daily extras. Here's what a month in Oeiras and in Buenos Aires actually costs, broken down by who's living it.

Monthly costs for one person with rent: $2,111 in Oeiras versus $1,656 in Buenos Aires.

Oeiras $2,111
Buenos Aires $1,656

Estimated couple costs with rent: $3,200 in Oeiras versus $2,697 in Buenos Aires.

Oeiras $3,200
Buenos Aires $2,697

Monthly costs for a family of three with rent: $4,289 in Oeiras versus $3,737 in Buenos Aires.

Oeiras $4,289
Buenos Aires $3,737

Living in Oeiras is roughly 27% more expensive than in Buenos Aires, and outside of rent the biggest gap is in eating out.

Both cities are pricier than the global median: Oeiras 56% above, Buenos Aires 23% above.

Meal at Budget Restaurant

$15.74 €14.00

$19.09 ARS 29.0K

-17.55%

Three-Course Dinner for Two, Mid-Range

$55.0 €48.88

$65.8 ARS 99.9K

-16.47%

Fast Food Meal (McDonalds, etc)

$11.25 €10.00

$13.20 ARS 20.0K

-14.77%

Cappuccino

$2.52 €2.24

$3.85 ARS 5,841

-34.55%

Coke/Pepsi/Fanta/Sprite (0.33 liter bottle)

$2.39 €2.12

$1.99 ARS 3,020

20.10%

Water (0.33 liter bottle)

$1.78 €1.58

$1.60 ARS 2,430

11.25%

Local Beer (0.5 liter draught)

$3.42 €3.04

$3.93 ARS 5,959

-12.98%

Imported Beer (0.33 liter bottle)

$3.85 €3.42

$4.61 ARS 7,003

-16.49%

Milk (1 liter)

$1.03 €0.92

$1.50 ARS 2,272

-31.33%

White Bread (500g)

$1.26 €1.12

$2.53 ARS 3,837

-50.20%

Rice (white) (1kg)

$2.17 €1.93

$1.61 ARS 2,445

34.78%

Eggs

$3.55 €3.16

$2.84 ARS 4,316

25.00%

Local Cheese (1kg)

$14.58 €12.97

$10.30 ARS 15.6K

41.55%

Chicken Fillets (1kg)

$7.44 €6.62

$10.00 ARS 15.2K

-25.60%

Beef Round Steak (1kg)

$18.56 €16.51

$13.30 ARS 20.2K

39.55%

Apples (1kg)

$2.91 €2.59

$2.88 ARS 4,366

1.04%

Banana (1kg)

$1.37 €1.22

$2.20 ARS 3,334

-37.73%

Oranges (1kg)

$1.81 €1.61

$1.40 ARS 2,120

29.29%

Tomato (1kg)

$2.53 €2.25

$1.98 ARS 3,004

27.78%

Potato (1kg)

$1.75 €1.56

$1.21 ARS 1,835

44.63%

Onion (1kg)

$1.61 €1.44

$1.26 ARS 1,910

27.78%

Lettuce (1 head)

$0.81 €0.72

$1.71 ARS 2,592

-52.63%

Water (1.5 liter bottle)

$0.79 €0.70

$1.72 ARS 2,603

-54.07%

Cigarettes 20 Pack (Marlboro, Camel)

$5.87 €5.22

$4.29 ARS 6,505

36.83%

Wine (Bottle)

$4.38 €3.90

$5.70 ARS 8,645

-23.16%

Local Beer (0.5 liter bottle)

$1.37 €1.22

$2.17 ARS 3,288

-36.87%

Imported Beer (0.33 liter bottle)

$2.42 €2.15

$2.76 ARS 4,188

-12.32%

One-way Ticket (Public Transport)

$2.18 €1.94

$0.75 ARS 1,141

190.67%

Public Transport Monthly Pass (Regular Price)

$43.95 €39.09

$27.27 ARS 41.4K

61.17%

Taxi Start (Normal Tariff)

$3.54 €3.14

$1.57 ARS 2,375

125.48%

Taxi (Normal Tariff) (1km)

$0.76 €0.68

$1.03 ARS 1,558

-26.21%

Taxi 1hour Waiting (Normal Tariff)

$16.63 €14.79

$7.90 ARS 12.0K

110.51%

Gasoline (1 liter)

$2.17 €1.93

$1.42 ARS 2,160

52.82%

Midsize Hatchback 1.4l (Volkswagen Golf, Toyota Prius, Honda Civic, etc)

$33.9K €30.2K

$27.9K ARS 42.4M

21.29%

Compact Sedan 1.6l (Toyota Corolla, Mazda3, Kia K4, Hyundai Elantra, etc)

$38.3K €34.1K

$35.0K ARS 53.1M

9.59%

Utilities for 2 People in 2-bedroom Apartment (Heating, Electricity, Gas, Water, Garbage) (85m2)

$109 €96.6

$195 ARS 296.2K

-44.40%

SIM Card Monthly Plan (Calls and 10GB+ Data)

$20.33 €18.08

$25.16 ARS 38.2K

-19.20%

Internet (50+ Mbps, Unlimited Data)

$34.85 €31.00

$31.54 ARS 47.9K

10.49%

Gym Membership (Monthly)

$57.8 €51.4

$50.9 ARS 77.3K

13.55%

Tennis Court (1 Hour on Weekend)

$26.71 €23.76

$16.73 ARS 25.4K

59.65%

Cinema Ticket

$8.22 €7.31

$10.34 ARS 15.7K

-20.50%

Preschool or Kindergarten, Full Day, Private, 1 Child (Monthly)

$487 €434

$463 ARS 703.2K

5.19%

International Primary School, 1 Child (Yearly)

$11.4K €10.1K

$8,793 ARS 13.3M

29.50%

Jeans (Levis 501 Or Similar)

$85.6 €76.2

$120 ARS 181.8K

-28.54%

Summer Dress (H&M, Zara, etc)

$43.93 €39.08

$95.5 ARS 144.9K

-53.99%

Sport Shoes (Adidas, Nike)

$107 €95.1

$114 ARS 173.1K

-6.27%

Men's Leather Business Shoes

$153 €136

$139 ARS 211.4K

9.61%

1-bedroom Apartment, City Center (Monthly)

$1,451 €1,291

$756 ARS 1.1M

91.89%

1-bedroom Apartment, Outside City Center (Monthly)

$1,140 €1,014

$520 ARS 788.8K

119.37%

3-bedroom Apartment, City Center (Monthly)

$2,507 €2,230

$1,590 ARS 2.4M

57.67%

3-bedroom Apartment, Outside City Center (Monthly)

$2,037 €1,812

$1,198 ARS 1.8M

69.99%

Buy Apartment in City Center (m2)

$5,565 €4,950

$2,713 ARS 4.1M

105.11%

Buy Apartment Outside City Center (m2)

$3,352 €2,981

$1,901 ARS 2.9M

76.34%

Average Monthly Net Salary (After Tax)

$1,477 €1,314

$938 ARS 1.4M

57.51%

20-Year Fixed Mortgage Interest Rate (Annual %)

3.54

57.25

-93.82%

CityCost data is based on AI and user input – minor inaccuracies may occur.

Last update for Oeiras: October 11, 2026

Last update for Buenos Aires: October 11, 2026

Monthly budget structure

Share of the monthly basket for one person, rent included.

Accommodation & Living

Oeiras

$1.1K 54%

Buenos Aires

$520 31.4% 54.4% $621

Groceries & Markets

Oeiras

$267 12.6%

Buenos Aires

$283 17.1% 6.2% $17

Eating Out

Oeiras

$231 11%

Buenos Aires

$282 17% 21.8% $50

Clothing & Footwear

Oeiras

$175 8.3%

Buenos Aires

$211 12.7% 20.4% $36

Monthly Utilities & Internet

Oeiras

$164 7.8%

Buenos Aires

$252 15.2% 53.9% $88

Sport & Entertainment

Oeiras

$74 3.5%

Buenos Aires

$72 4.3% 3.6% $2.7

Getting Around

Oeiras

$60 2.8%

Buenos Aires

$37 2.2% 38.4% $23

Cost Breakdown

A one-bedroom apartment in the center runs $1,451 in Oeiras and $756 in Buenos Aires. Housing cost is often the main lever when comparing two cities.

Oeiras pays 58% more on average. The extra income cushions the higher costs, though housing choices and lifestyle decide how much of the gap is truly closed.

Dining out: $55.0 in Oeiras vs $66.0 in Buenos Aires for a mid-range dinner for two. Groceries echo the gap at $267 vs $283 per month, with Oeiras cheaper across the board.

Good to know

🇵🇹 Oeiras

🇦🇷 Buenos Aires

🕒 Local time

03:36 3:36 AM

23:36 11:36 PM

4 h behind Oeiras

🌤 Weather

👥 Population

171,767

2,891,082 Capital

💱 Currency

Euro EUR €

Argentine Peso ARS $

📈 Exchange rate

1 EUR = 1.12 USD

10,000 ARS = 6.59 USD

10,000 ARS = 5.86 EUR

Exchange rates and currency converter

ARS, USD to EUR – Euro Converter

🇺🇸 United States Dollar ($)

🇪🇺 Euro (€)

Euro exchange rates as of October 19, 2026: 1 USD = 0.889 EUR (1 EUR = 1.12 USD).

Argentine Peso exchange rates as of October 19, 2026: 1 USD = 1,517 ARS (10,000 ARS = 6.59 USD). 1 EUR = 1,706 ARS (10,000 ARS = 5.86 EUR).

USD to EUR in detail →

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Between locations

Oeiras Buenos Aires 9,590 km ≈ 12 h nonstop flight

From you

Oeiras
Buenos Aires

Distances are measured in a straight line. Your location is detected approximately.

City Median Internet Speeds Comparison (Updated April 2026)

The chart highlights the Precision Threshold for mobile and fixed broadband internet speeds, updated quarterly.

Digital Nomad Cost of Living Index

Oeiras vs Buenos Aires: Cost of Living - Frequently Asked Questions

Oeiras and Buenos Aires differ by about 27% in total monthly costs ($2,111 vs $1,656 including rent). Buenos Aires is meaningfully more affordable – a gap that matters a lot on a fixed or modest income.

Average pay runs 58% higher in Oeiras, which matters when comparing affordability. Whether that higher income actually nets you more depends on your spending habits and housing choices.

Rent for a central apartment: $1,451 in Oeiras versus $756 in Buenos Aires. Housing is usually the single largest factor when comparing overall living costs between the two.

Childcare runs $487 in Oeiras versus $463 in Buenos Aires. Over years of preschool, even a modest monthly gap compounds into a major financial factor for families.

Shoppers in Oeiras pay roughly 6% less for everyday groceries. It's an unusual reversal that partly offsets higher costs elsewhere.

At $1,656 in Buenos Aires versus $2,111 in Oeiras, a $3,000 budget is realistic in Buenos Aires but tight or insufficient in Oeiras. The gap between the two cities makes Buenos Aires the clear choice for anyone on this budget.

Both cities offer a good standard of living with different trade-offs. Neither is objectively better – the right pick depends on what matters most: affordability, career, cultural scene, or climate.

Safety-wise, Oeiras and Buenos Aires are on par. Petty crime is typical for cities this size, and most residents feel comfortable going about their daily routines in either place.

Expats usually find Buenos Aires gentler on the wallet – expenses run 27% less than in Oeiras. Beyond cost, consider language, visa policies, and how big the international community is in each city.