Brazil vs Argentina: population pyramids in 2021
BrazilArgentina
Each bar is the share of the total population at that single year of age (men left, women right), so countries of different sizes can be compared.
Brazil and Argentina compared
In 2021, Brazil has a population of 209.2 million and Argentina 45.3 million; Brazil is about 4.6 times the size of Argentina.
The share aged 65 and over is 9.7% in Brazil and 11.9% in Argentina, 2.1 points higher in Argentina. The median age is 33.9 years in Brazil and 32.2 years in Argentina.
The total fertility rate is 1.64 in Brazil and 1.59 in Argentina, both below the replacement level of about 2.1. Life expectancy at birth is 73.0 years in Brazil and 74.0 years in Argentina.
By 2050, the population of Brazil is projected to grow by 4.0% and that of Argentina to grow by 6.7% compared with 2021.
GDP per person is $11K in Brazil (2025) and $15K in Argentina (2025).
Key figures (2021)
| Brazil | Argentina | |
|---|---|---|
| Population | 209.2 million | 45.3 million |
| Aged 0–14 | 20.6% | 23.5% |
| Aged 15–64 | 69.6% | 64.7% |
| Aged 65+ | 9.7% | 11.9% |
| Median age | 33.9 yrs | 32.2 yrs |
| Old-age dependency | 14.0 | 18.3 |
| Total fertility rate | 1.64 | 1.59 |
| Life expectancy | 73.0 yrs | 74.0 yrs |
| Population growth | +0.34% | +0.20% |
| Net migration (per year) | -208,581 | +314 |
| GDP | $2.28T (2025) | $683B (2025) |
| GDP per person | $11K (2025) | $15K (2025) |
| Unemployment | 6% (2025) | 7.2% (2025) |
Economic figures are the latest year published for each country.